X-Git-Url: https://git.whamcloud.com/?p=fs%2Flustre-release.git;a=blobdiff_plain;f=lustre%2Ftests%2Fsanity-hsm.sh;h=82b7c5a55916eb62d717416a7f7fcb58342ce13c;hp=f73a50264ac0cd95062b3dced4641b083949270c;hb=1f7795fdd85a2aa39e41b26ab9b95bd3df740af7;hpb=d9f95aa201341d972eeb610471e3c45f1ba12202

diff --git a/lustre/tests/sanity-hsm.sh b/lustre/tests/sanity-hsm.sh
index f73a502..82b7c5a 100755
--- a/lustre/tests/sanity-hsm.sh
+++ b/lustre/tests/sanity-hsm.sh
@@ -7,44 +7,72 @@
 set -e
 set +o monitor
 
-SRCDIR=$(dirname $0)
-export PATH=$PWD/$SRCDIR:$SRCDIR:$PWD/$SRCDIR/utils:$PATH:/sbin:/usr/sbin
-
 ONLY=${ONLY:-"$*"}
-# bug number for skipped test:    LU-3815
-ALWAYS_EXCEPT="$SANITY_HSM_EXCEPT 34 35 36"
-# UPDATE THE COMMENT ABOVE WITH BUG NUMBERS WHEN CHANGING ALWAYS_EXCEPT!
-
-LUSTRE=${LUSTRE:-$(cd $(dirname $0)/..; echo $PWD)}
 
+LUSTRE=${LUSTRE:-$(dirname $0)/..}
 . $LUSTRE/tests/test-framework.sh
 init_test_env $@
-. ${CONFIG:=$LUSTRE/tests/cfg/$NAME.sh}
 init_logging
 
-MULTIOP=${MULTIOP:-multiop}
+ALWAYS_EXCEPT="$SANITY_HSM_EXCEPT "
+if $SHARED_KEY; then
+# bug number for skipped tests: LU-9795
+	ALWAYS_EXCEPT+="	402b "
+# UPDATE THE COMMENT ABOVE WITH BUG NUMBERS WHEN CHANGING ALWAYS_EXCEPT!
+fi
+
+# Skip tests for PPC that fail frequently
+if [[ $(uname -m) = ppc64 ]]; then
+	# bug number:    LU-12251 LU-12251 LU-12251 LU-12251 LU-12251 LU-12251
+	ALWAYS_EXCEPT+=" 1a       1b       1d       1e       12c      12f "
+	# bug number:    LU-12251 LU-12251 LU-12251 LU-12251 LU-12251 LU-12251
+	ALWAYS_EXCEPT+=" 12g      12h      12m      12n      12o      12p "
+	# bug number:    LU-12251 LU-12251 LU-12251 LU-12251 LU-12251 LU-12251
+	ALWAYS_EXCEPT+=" 12q      21       22       23       24a      24b "
+	# bug number:    LU-12251 LU-12251 LU-12251 LU-12251 LU-12251 LU-12251
+	ALWAYS_EXCEPT+=" 24d      24e      24f      25b      30c      37 "
+	# bug number:    LU-12251 LU-12251 LU-12251 LU-12251 LU-12251 LU-12251
+	ALWAYS_EXCEPT+=" 57       58       90       110b     111b     113 "
+	# bug number:    LU-12251 LU-12251 LU-12251 LU-12251 LU-12251 LU-12251
+	ALWAYS_EXCEPT+=" 222b     222d     228      260a     260b     260c "
+	# bug number:    LU-12252 LU-12252 LU-12252 LU-12252 LU-12252 LU-12252
+	ALWAYS_EXCEPT+=" 220A     220a     221      222a     222c     223a "
+	# bug number:    LU-12252 LU-12252 LU-12252 LU-12252 LU-12252 LU-12252
+	ALWAYS_EXCEPT+=" 223b     224A     224a     226      227      600"
+	# bug number:    LU-12252 LU-12252 LU-12252 LU-12252 LU-12252 LU-12252
+	ALWAYS_EXCEPT+=" 601      602      603      604      605 "
+fi
+
+build_test_filter
+
+[ -n "$FILESET" ] && skip "Not functional for FILESET set"
+
 OPENFILE=${OPENFILE:-openfile}
-MMAP_CAT=${MMAP_CAT:-mmap_cat}
 MOUNT_2=${MOUNT_2:-"yes"}
 FAIL_ON_ERROR=false
 
 # script only handles up to 10 MDTs (because of MDT_PREFIX)
 [ $MDSCOUNT -gt 9 ] &&
-	error "script cannot handle more than 9 MDTs, please fix" && exit
+	error "script cannot handle more than 9 MDTs, please fix"
 
 check_and_setup_lustre
 
-if [[ $(lustre_version_code $SINGLEMDS) -lt $(version_code 2.4.53) ]]; then
-	skip_env "Need MDS version at least 2.4.53" && exit
+if [[ $MDS1_VERSION -lt $(version_code 2.4.53) ]]; then
+	skip_env "Need MDS version at least 2.4.53"
 fi
 
 # $RUNAS_ID may get set incorrectly somewhere else
 if [[ $UID -eq 0 && $RUNAS_ID -eq 0 ]]; then
-	skip_env "\$RUNAS_ID set to 0, but \$UID is also 0!" && exit
+	skip_env "\$RUNAS_ID set to 0, but \$UID is also 0!"
 fi
 check_runas_id $RUNAS_ID $RUNAS_GID $RUNAS
-
-build_test_filter
+if getent group nobody; then
+	GROUP=nobody
+elif getent group nogroup; then
+	GROUP=nogroup
+else
+	error "No generic nobody group"
+fi
 
 # if there is no CLIENT1 defined, some tests can be ran on localhost
 CLIENT1=${CLIENT1:-$HOSTNAME}
@@ -54,106 +82,9 @@ CLIENT1=${CLIENT1:-$HOSTNAME}
 # Exception is the test which need two separate nodes
 CLIENT2=${CLIENT2:-$CLIENT1}
 
-#
-# In order to test multiple remote HSM agents, a new facet type named "AGT" and
-# the following associated variables are added:
-#
-# AGTCOUNT: number of agents
-# AGTDEV{N}: target HSM mount point (root path of the backend)
-# agt{N}_HOST: hostname of the agent agt{N}
-# SINGLEAGT: facet of the single agent
-#
-# The number of agents is initialized as the number of remote client nodes.
-# By default, only single copytool is started on a remote client/agent. If there
-# was no remote client, then the copytool will be started on the local client.
-#
-init_agt_vars() {
-	local n
-	local agent
-
-	export AGTCOUNT=${AGTCOUNT:-$((CLIENTCOUNT - 1))}
-	[[ $AGTCOUNT -gt 0 ]] || AGTCOUNT=1
-
-	export SHARED_DIRECTORY=${SHARED_DIRECTORY:-$TMP}
-	if [[ $CLIENTCOUNT -gt 1 ]] &&
-		! check_shared_dir $SHARED_DIRECTORY $CLIENTS; then
-		skip_env "SHARED_DIRECTORY should be accessible"\
-			 "on all client nodes"
-		exit 0
-	fi
-
-	# We used to put the HSM archive in $SHARED_DIRECTORY but that
-	# meant NFS issues could hose sanity-hsm sessions. So now we
-	# use $TMP instead.
-	for n in $(seq $AGTCOUNT); do
-		eval export AGTDEV$n=\$\{AGTDEV$n:-"$TMP/arc$n"\}
-		agent=CLIENT$((n + 1))
-		if [[ -z "${!agent}" ]]; then
-			[[ $CLIENTCOUNT -eq 1 ]] && agent=CLIENT1 ||
-				agent=CLIENT2
-		fi
-		eval export agt${n}_HOST=\$\{agt${n}_HOST:-${!agent}\}
-	done
-
-	export SINGLEAGT=${SINGLEAGT:-agt1}
-
-	export HSMTOOL=${HSMTOOL:-"lhsmtool_posix"}
-	export HSMTOOL_VERBOSE=${HSMTOOL_VERBOSE:-""}
-	export HSMTOOL_UPDATE_INTERVAL=${HSMTOOL_UPDATE_INTERVAL:=""}
-	export HSMTOOL_EVENT_FIFO=${HSMTOOL_EVENT_FIFO:=""}
-	export HSMTOOL_TESTDIR
-	export HSMTOOL_BASE=$(basename "$HSMTOOL" | cut -f1 -d" ")
-	HSM_ARCHIVE=$(copytool_device $SINGLEAGT)
-	HSM_ARCHIVE_NUMBER=2
-
-	# The test only support up to 10 MDTs
-	MDT_PREFIX="mdt.$FSNAME-MDT000"
-	HSM_PARAM="${MDT_PREFIX}0.hsm"
-
-	# archive is purged at copytool setup
-	HSM_ARCHIVE_PURGE=true
-
-	# Don't allow copytool error upon start/setup
-	HSMTOOL_NOERROR=false
-}
-
-# Get the backend root path for the given agent facet.
-copytool_device() {
-	local facet=$1
-	local dev=AGTDEV$(facet_number $facet)
-
-	echo -n ${!dev}
-}
-
-# Stop copytool and unregister an existing changelog user.
-cleanup() {
-	copytool_monitor_cleanup
-	copytool_cleanup
-	changelog_cleanup
-	cdt_set_sanity_policy
-}
-
-get_mdt_devices() {
-	local mdtno
-	# get MDT device for each mdc
-	for mdtno in $(seq 1 $MDSCOUNT); do
-		local idx=$(($mdtno - 1))
-		MDT[$idx]=$($LCTL get_param -n \
-			mdc.$FSNAME-MDT000${idx}-mdc-*.mds_server_uuid |
-			awk '{gsub(/_UUID/,""); print $1}' | head -n1)
-	done
-}
-
 search_copytools() {
 	local hosts=${1:-$(facet_active_host $SINGLEAGT)}
-	do_nodesv $hosts "pgrep -x $HSMTOOL_BASE"
-}
-
-kill_copytools() {
-	local hosts=${1:-$(facet_active_host $SINGLEAGT)}
-
-	echo "Killing existing copytools on $hosts"
-	do_nodesv $hosts "killall -q $HSMTOOL_BASE" || true
+	do_nodesv $hosts "pgrep --pidfile=$HSMTOOL_PID_FILE hsmtool"
 }
 
 wait_copytools() {
@@ -161,15 +92,17 @@ wait_copytools() {
 	local wait_timeout=200
 	local wait_start=$SECONDS
 	local wait_end=$((wait_start + wait_timeout))
+	local sleep_time=1
 
 	while ((SECONDS < wait_end)); do
-		sleep 2
 		if ! search_copytools $hosts; then
 			echo "copytools stopped in $((SECONDS - wait_start))s"
 			return 0
 		fi
 
 		echo "copytools still running on $hosts"
+		sleep $sleep_time
+		[ $sleep_time -lt 5 ] && sleep_time=$((sleep_time + 1))
 	done
 
 	# try to dump Copytool's stack
@@ -196,93 +129,32 @@ copytool_monitor_setup() {
 	cmd="cat $test_dir/fifo > $test_dir/events &"
 	cmd+=" echo \\\$! > $test_dir/monitor_pid"
 
-	if [[ $PDSH == *Rmrsh* ]]; then
-		# This is required for pdsh -Rmrsh and its handling of remote
-		# shells.
-		# Regular ssh and pdsh -Rssh work fine without this
-		# backgrounded subshell nonsense.
-		(do_node $agent "$cmd") &
-		export HSMTOOL_MONITOR_PDSH=$!
-
-		# Slightly racy, but just making a best-effort to catch obvious
-		# problems.
-		sleep 1
-		ps -p $HSMTOOL_MONITOR_PDSH > /dev/null ||
-			error "Failed to start copytool monitor on $agent"
-	else
-		do_node $agent "$cmd"
-		if [ $? != 0 ]; then
-			error "Failed to start copytool monitor on $agent"
-		fi
-	fi
-}
-
-copytool_monitor_cleanup() {
-	local facet=${1:-$SINGLEAGT}
-	local agent=$(facet_active_host $facet)
-
-	if [ -n "$HSMTOOL_MONITOR_DIR" ]; then
-		# Should die when the copytool dies, but just in case.
-		local cmd="kill \\\$(cat $HSMTOOL_MONITOR_DIR/monitor_pid)"
-		cmd+=" 2>/dev/null || true"
-		do_node $agent "$cmd"
-		do_node $agent "rm -fr $HSMTOOL_MONITOR_DIR"
-		export HSMTOOL_MONITOR_DIR=
-	fi
+	# This background subshell nonsense is required when pdsh/ssh decides
+	# to wait for the cat process to exit on the remote client
+	(do_node $agent "$cmd") &
+	export HSMTOOL_MONITOR_PDSH=$!
 
-	# The pdsh should die on its own when the monitor dies. Just
-	# in case, though, try to clean up to avoid any cruft.
-	if [ -n "$HSMTOOL_MONITOR_PDSH" ]; then
-		kill $HSMTOOL_MONITOR_PDSH 2>/dev/null
-		export HSMTOOL_MONITOR_PDSH=
+	# Slightly racy, but just making a best-effort to catch obvious
+	# problems.
+	sleep 1
+	do_node $agent "stat $HSMTOOL_MONITOR_DIR/monitor_pid 2>&1 > /dev/null"
+	if [ $? != 0 ]; then
+		error "Failed to start copytool monitor on $agent"
 	fi
 }
 
-copytool_setup() {
-	local facet=${1:-$SINGLEAGT}
-	# Use MOUNT2 by default if defined
-	local lustre_mntpnt=${2:-${MOUNT2:-$MOUNT}}
-	local arc_id=$3
-	local hsm_root=${4:-$(copytool_device $facet)}
-	local agent=$(facet_active_host $facet)
-
-	if [[ -z "$arc_id" ]] &&
-		do_facet $facet "pkill -CONT -x $HSMTOOL_BASE"; then
-			echo "Only wakeup running copytool $facet on $agent"
-			return 0
-	fi
-
-	if $HSM_ARCHIVE_PURGE; then
-		echo "Purging archive on $agent"
-		do_facet $facet "rm -rf $hsm_root/*"
-	fi
-
-	echo "Starting copytool $facet on $agent"
-	do_facet $facet "mkdir -p $hsm_root" || error "mkdir '$hsm_root' failed"
-	# bandwidth is limited to 1MB/s so the copy time is known and
-	# independent of hardware
-	local cmd="$HSMTOOL $HSMTOOL_VERBOSE --daemon --hsm-root $hsm_root"
-	[[ -z "$arc_id" ]] || cmd+=" --archive $arc_id"
-	[[ -z "$HSMTOOL_UPDATE_INTERVAL" ]] ||
-		cmd+=" --update-interval $HSMTOOL_UPDATE_INTERVAL"
-	[[ -z "$HSMTOOL_EVENT_FIFO" ]] ||
-		cmd+=" --event-fifo $HSMTOOL_EVENT_FIFO"
-	cmd+=" --bandwidth 1 $lustre_mntpnt"
-
-	# Redirect the standard output and error to a log file which
-	# can be uploaded to Maloo.
-	local prefix=$TESTLOG_PREFIX
-	[[ -z "$TESTNAME" ]] || prefix=$prefix.$TESTNAME
-	local copytool_log=$prefix.copytool${arc_id}_log.$agent.log
-
-	do_facet $facet "$cmd < /dev/null > $copytool_log 2>&1"
-	if [[ $? !=  0 ]]; then
-		[[ $HSMTOOL_NOERROR == true ]] ||
-			error "start copytool $facet on $agent failed"
-		echo "start copytool $facet on $agent failed"
-	fi
+fid2archive()
+{
+	local fid="$1"
 
-	trap cleanup EXIT
+	case "$HSMTOOL_ARCHIVE_FORMAT" in
+		v1)
+			printf "%s" "$(hsm_root)/*/*/*/*/*/*/$fid"
+			;;
+		v2)
+			printf "%s" "$(hsm_root)/*/$fid"
+			;;
+	esac
 }
 
 get_copytool_event_log() {
@@ -296,165 +168,107 @@ get_copytool_event_log() {
 		error "Could not collect event log from $agent"
 }
 
-copytool_cleanup() {
-	trap - EXIT
-	local agt_facet=$SINGLEAGT
-	local agt_hosts=${1:-$(facet_active_host $agt_facet)}
-	local hsm_root=$(copytool_device $agt_facet)
-	local i
-	local facet
-	local param
-	local -a state
-
-	kill_copytools $agt_hosts
-	wait_copytools $agt_hosts || error "copytools failed to stop"
-
-	# Clean all CDTs orphans requests from previous tests that
-	# would otherwise need to timeout to clear.
-	for ((i = 0; i < MDSCOUNT; i++)); do
-		facet=mds$((i + 1))
-		param=$(printf 'mdt.%s-MDT%04x.hsm_control' $FSNAME $i)
-		state[$i]=$(do_facet $facet "$LCTL get_param -n $param")
-
-		# Skip already stopping or stopped CDTs.
-		[[ "${state[$i]}" =~ ^stop ]] && continue
-
-		do_facet $facet "$LCTL set_param $param=shutdown"
-	done
-
-	for ((i = 0; i < MDSCOUNT; i++)); do
-		# Only check and restore CDTs that we stopped in the first loop.
-		[[ "${state[$i]}" =~ ^stop ]] && continue
-
-		facet=mds$((i + 1))
-		param=$(printf 'mdt.%s-MDT%04x.hsm_control' $FSNAME $i)
-
-		wait_result $facet "$LCTL get_param -n $param" stopped 20 ||
-			error "$facet CDT state is not stopped"
-
-		# Restore old CDT state.
-		do_facet $facet "$LCTL set_param $param=${state[$i]}"
-	done
-
-	for ((i = 0; i < MDSCOUNT; i++)); do
-		# Only check CDTs that we stopped in the first loop.
-		[[ "${state[$i]}" =~ ^stop ]] && continue
-
-		facet=mds$((i + 1))
-		param=$(printf 'mdt.%s-MDT%04x.hsm_control' $FSNAME $i)
-
-		# Check that the old CDT state was restored.
-		wait_result $facet "$LCTL get_param -n $param" "${state[$i]}" \
-			20 || error "$facet CDT state is not '${state[$i]}'"
-	done
-
-	if do_facet $agt_facet "df $hsm_root" >/dev/null 2>&1 ; then
-		do_facet $agt_facet "rm -rf $hsm_root/*"
-	fi
-}
-
 copytool_suspend() {
 	local agents=${1:-$(facet_active_host $SINGLEAGT)}
 
-	do_nodesv $agents "pkill -STOP -x $HSMTOOL_BASE" || return 0
+	stack_trap "pkill_copytools $agents CONT || true" EXIT
+	pkill_copytools $agents STOP || return 0
 	echo "Copytool is suspended on $agents"
 }
 
 copytool_remove_backend() {
 	local fid=$1
-	local be=$(do_facet $SINGLEAGT find $HSM_ARCHIVE -name $fid)
+	local be=$(do_facet $SINGLEAGT find "$(hsm_root)" -name $fid)
 	echo "Remove from backend: $fid = $be"
 	do_facet $SINGLEAGT rm -f $be
 }
 
-import_file() {
-	do_facet $SINGLEAGT \
-		"$HSMTOOL --archive $HSM_ARCHIVE_NUMBER --hsm-root $HSM_ARCHIVE\
-		--import $1 $2 $MOUNT" ||
-		error "import of $1 to $2 failed"
-}
+file_creation_failure() {
+	local cmd=$1
+	local file=$2
+	local err=$3
 
-make_archive() {
-	local file=$HSM_ARCHIVE/$1
-	do_facet $SINGLEAGT mkdir -p $(dirname $file)
-	do_facet $SINGLEAGT dd if=/dev/urandom of=$file count=32 bs=1000000 ||
-		file_creation_failure dd $file $?
-}
+	case $err in
+	28)
+		df $MOUNT $MOUNT2 >&2
+		error "Not enough space to create $file with $cmd"
+		;;
+	*)
+		error "cannot create $file with $cmd, status=$err"
+		;;
+	esac
+}
+
+# Creates a file using dd
+create_file() {
+	local file=$1
+	local bs=$2
+	local count=$3
+	local conv=$4
+	local source=${5:-/dev/zero}
+	local args=""
+	local err
+
+	if [ -n "$conv" ]; then
+		args+=" conv=$conv"
+	fi
 
-copy2archive() {
-	local file=$HSM_ARCHIVE/$2
-	do_facet $SINGLEAGT mkdir -p $(dirname $file)
-	do_facet $SINGLEAGT cp -p $1 $file || error "cannot copy $1 to $file"
-}
+	# Create the directory in case it does not exist
+	mkdir -p "$(dirname "$file")"
+	# Delete the file in case it already exist
+	rm -f "$file"
 
-mdts_set_param() {
-	local arg=$1
-	local key=$2
-	local value=$3
-	local mdtno
-	local rc=0
-	if [[ "$value" != "" ]]; then
-		value="=$value"
+	if dd if="$source" of="$file" count="$count" bs="$bs" $args; then
+		path2fid "$file" || error "cannot get FID of '$file'"
+	else
+		err=$?
+		echo "cannot create file '$file'" >&2;
+		# Let the caller decide what to do on error
+		return $err;
 	fi
-	for mdtno in $(seq 1 $MDSCOUNT); do
-		local idx=$(($mdtno - 1))
-		local facet=mds${mdtno}
-		# if $arg include -P option, run 1 set_param per MDT on the MGS
-		# else, run set_param on each MDT
-		[[ $arg = *"-P"* ]] && facet=mgs
-		do_facet $facet $LCTL set_param $arg mdt.${MDT[$idx]}.$key$value
-		[[ $? != 0 ]] && rc=1
-	done
-	return $rc
 }
 
-mdts_check_param() {
-	local key="$1"
-	local target="$2"
-	local timeout="$3"
-	local mdtno
-	for mdtno in $(seq 1 $MDSCOUNT); do
-		local idx=$(($mdtno - 1))
-		wait_result mds${mdtno} \
-			"$LCTL get_param -n $MDT_PREFIX${idx}.$key" "$target" \
-			$timeout ||
-			error "$key state is not '$target' on mds${mdtno}"
-	done
+create_empty_file() {
+	create_file "${1/$DIR/$DIR2}" 1M 0 ||
+		file_creation_failure dd "${1/$DIR/$DIR2}" $?
 }
 
-changelog_setup() {
-	CL_USERS=()
-	local mdtno
-	for mdtno in $(seq 1 $MDSCOUNT); do
-		local idx=$(($mdtno - 1))
-		local cl_user=$(do_facet mds${mdtno} $LCTL \
-			     --device ${MDT[$idx]} \
-			     changelog_register -n)
-		CL_USERS+=($cl_user)
-		do_facet mds${mdtno} lctl set_param \
-			mdd.${MDT[$idx]}.changelog_mask="+hsm"
-		$LFS changelog_clear ${MDT[$idx]} $cl_user 0
-	done
+create_small_file() {
+	local source_file=/dev/urandom
+	local count=1
+	local bs=1M
+	local conv=${2:-fsync}
+
+	create_file "${1/$DIR/$DIR2}" $bs $count $conv $source_file ||
+		file_creation_failure dd "${1/$DIR/$DIR2}" $?
 }
 
-changelog_cleanup() {
-	local mdtno
-	for mdtno in $(seq 1 $MDSCOUNT); do
-		local idx=$(($mdtno - 1))
-		[[ -z  ${CL_USERS[$idx]} ]] && continue
-		$LFS changelog_clear ${MDT[$idx]} ${CL_USERS[$idx]} 0
-		do_facet mds${mdtno} lctl --device ${MDT[$idx]} \
-			changelog_deregister ${CL_USERS[$idx]}
-	done
-	CL_USERS=()
+create_small_sync_file() {
+	create_small_file "$1" sync
+}
+
+create_archive_file() {
+	local file="$(hsm_root)/$1"
+	local count=${2:-39}
+	local source=/dev/urandom
+
+	# Create the counterpart directory of the archive
+	do_facet "$SINGLEAGT" mkdir -p "$(dirname "$file")" ||
+		error "cannot create archive directory '$(dirname "$file")'"
+
+	do_facet "$SINGLEAGT" dd if=$source of="$file" bs=1M count=$count ||
+		error "cannot create archive file '$file'"
 }
 
-changelog_get_flags() {
-	local mdt=$1
-	local cltype=$2
-	local fid=$3
+copy2archive() {
+	local hsm_root="$(hsm_root)"
+	local file="$hsm_root/$2"
 
-	$LFS changelog $mdt | awk "/$cltype/ && /t=\[$fid\]/ {print \$5}"
+	stack_trap "do_facet $SINGLEAGT rm -rf '$hsm_root'" EXIT
+	do_facet $SINGLEAGT mkdir -p "$(dirname "$file")" ||
+	    error "mkdir '$(dirname "$file")' failed"
+	do_facet $SINGLEAGT cp -p "$1" "$file" ||
+		error "cannot copy '$1' to '$file'"
 }
 
 get_hsm_param() {
@@ -463,14 +277,6 @@ get_hsm_param() {
 	echo $val
 }
 
-set_hsm_param() {
-	local param=$1
-	local value=$2
-	local opt=$3
-	mdts_set_param "$opt -n" "hsm.$param" "$value"
-	return $?
-}
-
 set_test_state() {
 	local cmd=$1
 	local target=$2
@@ -478,15 +284,6 @@ set_test_state() {
 	mdts_check_param hsm_control "$target" 10
 }
 
-cdt_set_sanity_policy() {
-	if [[ "$CDT_POLICY_HAD_CHANGED" ]]
-	then
-		# clear all
-		mdts_set_param "" hsm.policy "+NRA"
-		mdts_set_param "" hsm.policy "-NBR"
-		CDT_POLICY_HAD_CHANGED=
-	fi
-}
 
 cdt_set_no_retry() {
 	mdts_set_param "" hsm.policy "+NRA"
@@ -512,21 +309,6 @@ cdt_clear_mount_state() {
 	mdts_set_param "-P -d" hsm_control ""
 }
 
-cdt_set_mount_state() {
-	mdts_set_param "-P" hsm_control "$1"
-	# set_param -P is asynchronous operation and could race with set_param.
-	# In such case configs could be retrieved and applied at mgc after
-	# set_param -P completion. Sleep here to avoid race with set_param.
-	# We need at least 20 seconds. 10 for mgc_requeue_thread to wake up
-	# MGC_TIMEOUT_MIN_SECONDS + MGC_TIMEOUT_RAND_CENTISEC(5 + 5)
-	# and 10 seconds to retrieve config from server.
-	sleep 20
-}
-
-cdt_check_state() {
-	mdts_check_param hsm_control "$1" 20
-}
-
 cdt_disable() {
 	set_test_state disabled disabled
 }
@@ -549,37 +331,6 @@ cdt_restart() {
 	cdt_set_sanity_policy
 }
 
-needclients() {
-	local client_count=$1
-	if [[ $CLIENTCOUNT -lt $client_count ]]; then
-		skip "Need $client_count or more clients, have $CLIENTCOUNT"
-		return 1
-	fi
-	return 0
-}
-
-path2fid() {
-	$LFS path2fid $1 | tr -d '[]'
-	return ${PIPESTATUS[0]}
-}
-
-get_hsm_flags() {
-	local f=$1
-	local u=$2
-	local st
-
-	if [[ $u == "user" ]]; then
-		st=$($RUNAS $LFS hsm_state $f)
-	else
-		u=root
-		st=$($LFS hsm_state $f)
-	fi
-
-	[[ $? == 0 ]] || error "$LFS hsm_state $f failed (run as $u)"
-
-	st=$(echo $st | cut -f 2 -d" " | tr -d "()," )
-	echo $st
-}
 
 get_hsm_archive_id() {
 	local f=$1
@@ -587,19 +338,10 @@ get_hsm_archive_id() {
 	st=$($LFS hsm_state $f)
 	[[ $? == 0 ]] || error "$LFS hsm_state $f failed"
 
-	local ar=$(echo $st | grep "archive_id" | cut -f5 -d" " |
-		   cut -f2 -d:)
+	local ar=$(echo $st | grep -oP '(?<=archive_id:).*')
 	echo $ar
 }
 
-check_hsm_flags() {
-	local f=$1
-	local fl=$2
-
-	local st=$(get_hsm_flags $f)
-	[[ $st == $fl ]] || error "hsm flags on $f are $st != $fl"
-}
-
 check_hsm_flags_user() {
 	local f=$1
 	local fl=$2
@@ -608,15 +350,6 @@ check_hsm_flags_user() {
 	[[ $st == $fl ]] || error "hsm flags on $f are $st != $fl"
 }
 
-file_creation_failure() {
-	local cmd=$1
-	local f=$2
-	local err=$3
-
-	df $MOUNT $MOUNT2 >&2
-	error "cannot create $f with $cmd, status=$err"
-}
-
 copy_file() {
 	local f=
 
@@ -635,118 +368,14 @@ copy_file() {
 	path2fid $f || error "cannot get fid on $f"
 }
 
-make_small() {
-        local file2=${1/$DIR/$DIR2}
-        dd if=/dev/urandom of=$file2 count=2 bs=1M conv=fsync ||
-		file_creation_failure dd $file2 $?
-
-        path2fid $1 || error "cannot get fid on $1"
-}
-
-make_small_sync() {
-	dd if=/dev/urandom of=$1 count=1 bs=1M conv=sync ||
-		file_creation_failure dd $1 $?
-	path2fid $1 || error "cannot get fid on $1"
-}
-
-cleanup_large_files() {
-	local ratio=$(df -P $MOUNT | tail -1 | awk '{print $5}' |
-		      sed 's/%//g')
-	[ $ratio -gt 50 ] && find $MOUNT -size +10M -exec rm -f {} \;
-}
-
-check_enough_free_space() {
-	local nb=$1
-	local unit=$2
-	local need=$((nb * unit /1024))
-	local free=$(df -kP $MOUNT | tail -1 | awk '{print $4}')
-	(( $need >= $free )) && return 1
-	return 0
-}
-
-make_large_for_striping() {
-	local file2=${1/$DIR/$DIR2}
-	local sz=$($LCTL get_param -n lov.*-clilov-*.stripesize | head -n1)
-
-	cleanup_large_files
-
-	check_enough_free_space 5 $sz
-	[ $? != 0 ] && return $?
-
-	dd if=/dev/urandom of=$file2 count=5 bs=$sz conv=fsync ||
-		file_creation_failure dd $file2 $?
-
-	path2fid $1 || error "cannot get fid on $1"
-}
-
-make_large_for_progress() {
-	local file2=${1/$DIR/$DIR2}
-
-	cleanup_large_files
-
-	check_enough_free_space 39 1000000
-	[ $? != 0 ] && return $?
-
-	# big file is large enough, so copy time is > 30s
-	# so copytool make 1 progress
-	# size is not a multiple of 1M to avoid stripe
-	# aligment
-	dd if=/dev/urandom of=$file2 count=39 bs=1000000 conv=fsync ||
-		file_creation_failure dd $file2 $?
-
-	path2fid $1 || error "cannot get fid on $1"
-}
-
-make_large_for_progress_aligned() {
-	local file2=${1/$DIR/$DIR2}
-
-	cleanup_large_files
-
-	check_enough_free_space 33 1048576
-	[ $? != 0 ] && return $?
-
-	# big file is large enough, so copy time is > 30s
-	# so copytool make 1 progress
-	# size is a multiple of 1M to have stripe
-	# aligment
-	dd if=/dev/urandom of=$file2 count=33 bs=1M conv=fsync ||
-		file_creation_failure dd $file2 $?
-	path2fid $1 || error "cannot get fid on $1"
-}
-
-make_large_for_cancel() {
-	local file2=${1/$DIR/$DIR2}
-
-	cleanup_large_files
-
-	check_enough_free_space 103 1048576
-	[ $? != 0 ] && return $?
-
-	# Copy timeout is 100s. 105MB => 105s
-	dd if=/dev/urandom of=$file2 count=103 bs=1M conv=fsync ||
-		file_creation_failure dd $file2 $?
-	path2fid $1 || error "cannot get fid on $1"
-}
-
-wait_result() {
-	local facet=$1
-	shift
-	wait_update --verbose $(facet_active_host $facet) "$@"
-}
-
-wait_request_state() {
-	local fid=$1
-	local request=$2
-	local state=$3
-	# 4th arg (mdt index) is optional
-	local mdtidx=${4:-0}
-	local mds=mds$(($mdtidx + 1))
-
-	local cmd="$LCTL get_param -n ${MDT_PREFIX}${mdtidx}.hsm.actions"
-	cmd+=" | awk '/'$fid'.*action='$request'/ {print \\\$13}' | cut -f2 -d="
-
-	wait_result $mds "$cmd" $state 200 ||
-		error "request on $fid is not $state on $mds"
+# Delete any file bigger than 10M under $MOUNT and wait for deletes to complete
+#
+# Note that this might lead to surprising behaviours such as deleting an
+# important file for the currently running test
+delete_large_files() {
+	printf "Deleting large files...\n" >&2
+	find $MOUNT -size +10M -delete
+	wait_delete_completed
 }
 
 get_request_state() {
@@ -765,6 +394,15 @@ get_request_count() {
 		"awk -vn=0 '/'$fid'.*action='$request'/ {n++}; END {print n}'"
 }
 
+# Ensure the number of HSM request for a given FID is correct
+# assert_request_count FID REQUEST_TYPE COUNT [ERROR_MSG]
+assert_request_count() {
+	local request_count=$(get_request_count $1 $2)
+	local default_error_msg=("expected $3 '$2' request(s) for '$1', found "
+				"'$request_count'")
+	[ $request_count -eq $3 ] || error "${4:-"${default_error_msg[@]}"}"
+}
+
 wait_all_done() {
 	local timeout=$1
 	local fid=$2
@@ -773,7 +411,7 @@ wait_all_done() {
 	[[ -n $fid ]] && cmd+=" | grep '$fid'"
 	cmd+=" | egrep 'WAITING|STARTED'"
 
-	wait_result $SINGLEMDS "$cmd" "" $timeout ||
+	wait_update_facet --verbose mds1 "$cmd" "" $timeout ||
 		error "requests did not complete"
 }
 
@@ -782,6 +420,11 @@ wait_for_grace_delay() {
 	sleep $val
 }
 
+wait_for_loop_period() {
+	local val=$(get_hsm_param loop_period)
+	sleep $val
+}
+
 parse_json_event() {
 	local raw_event=$1
 
@@ -794,32 +437,92 @@ parse_json_event() {
 	echo $raw_event | python -c "$json_parser"
 }
 
-# populate MDT device array
-get_mdt_devices
-
-# initiate variables
-init_agt_vars
-
-# cleanup from previous bad setup
-kill_copytools
+get_agent_by_uuid_mdt() {
+	local uuid=$1
+	local mdtidx=$2
+	local mds=mds$(($mdtidx + 1))
+	do_facet $mds "$LCTL get_param -n ${MDT_PREFIX}${mdtidx}.hsm.agents |\
+		 grep $uuid"
+}
 
-# for recovery tests, coordinator needs to be started at mount
-# so force it
-# the lustre conf must be without hsm on (like for sanity.sh)
-echo "Set HSM on and start"
-cdt_set_mount_state enabled
-cdt_check_state enabled
+check_agent_registered_by_mdt() {
+	local uuid=$1
+	local mdtidx=$2
+	local mds=mds$(($mdtidx + 1))
+	local agent=$(get_agent_by_uuid_mdt $uuid $mdtidx)
+	if [[ ! -z "$agent" ]]; then
+		echo "found agent $agent on $mds"
+	else
+		error "uuid $uuid not found in agent list on $mds"
+	fi
+}
 
-echo "Start copytool"
-copytool_setup
+check_agent_unregistered_by_mdt() {
+	local uuid=$1
+	local mdtidx=$2
+	local mds=mds$(($mdtidx + 1))
+	local agent=$(get_agent_by_uuid_mdt $uuid $mdtidx)
+	if [[ -z "$agent" ]]; then
+		echo "uuid not found in agent list on $mds"
+	else
+		error "uuid found in agent list on $mds: $agent"
+	fi
+}
 
-echo "Set sanity-hsm HSM policy"
-cdt_set_sanity_policy
+check_agent_registered() {
+	local uuid=$1
+	local mdsno
+	for mdsno in $(seq 1 $MDSCOUNT); do
+		check_agent_registered_by_mdt $uuid $((mdsno - 1))
+	done
+}
 
-# finished requests are quickly removed from list
+check_agent_unregistered() {
+	local uuid=$1
+	local mdsno
+	for mdsno in $(seq 1 $MDSCOUNT); do
+		check_agent_unregistered_by_mdt $uuid $((mdsno - 1))
+	done
+}
+
+get_agent_uuid() {
+	local agent=${1:-$(facet_active_host $SINGLEAGT)}
+
+	# Lustre mount-point is mandatory and last parameter on
+	# copytool cmd-line.
+	local mntpnt=$(do_rpc_nodes $agent \
+			pgrep --pidfile=$HSMTOOL_PID_FILE --list-full hsmtool |
+		       awk '{print $NF}')
+	[ -n "$mntpnt" ] || error "Found no Agent or with no mount-point "\
+				  "parameter"
+	do_rpc_nodes $agent get_client_uuid $mntpnt | cut -d' ' -f2
+}
+
+# initiate variables
+init_agt_vars
+
+# populate MDT device array
+get_mdt_devices
+
+# cleanup from previous bad setup
+kill_copytools
+
+# for recovery tests, coordinator needs to be started at mount
+# so force it
+# the lustre conf must be without hsm on (like for sanity.sh)
+echo "Set HSM on and start"
+cdt_set_mount_state enabled
+cdt_check_state enabled
+
+echo "Set sanity-hsm HSM policy"
+cdt_set_sanity_policy
+
+# finished requests are quickly removed from list
 set_hsm_param grace_delay 10
 
-test_1() {
+CLIENT_NIDS=( $($LCTL list_nids all) )
+
+test_1A() { # was test_1
 	mkdir -p $DIR/$tdir
 	chmod 777 $DIR/$tdir
 
@@ -852,12 +555,13 @@ test_1() {
 	check_hsm_flags_user $f "0x00000000"
 
 }
-run_test 1 "lfs hsm flags root/non-root access"
+run_test 1A "lfs hsm flags root/non-root access"
 
 test_1a() {
-	mkdir -p $DIR/$tdir
 	local f=$DIR/$tdir/$tfile
-	local fid=$(make_small $f)
+	local fid=$(create_small_file $f)
+
+	copytool setup
 
 	$LFS hsm_archive $f || error "could not archive file"
 	wait_request_state $fid ARCHIVE SUCCEED
@@ -871,10 +575,158 @@ test_1a() {
 }
 run_test 1a "mmap & cat a HSM released file"
 
-test_2() {
+test_1bde_base() {
+	local f=$1
+	rm -f $f
+
+	dd if=/dev/urandom of=$f bs=1M count=1 conv=sync ||
+		error "failed to create file"
+	local fid=$(path2fid $f)
+
+	copytool setup
+
+	echo "archive $f"
+	$LFS hsm_archive $f || error "could not archive file"
+	wait_request_state $fid ARCHIVE SUCCEED
+
+	echo "release $f"
+	$LFS hsm_release $f || error "could not release file"
+	echo "verify released state: "
+	check_hsm_flags $f "0x0000000d" && echo "pass"
+
+	echo "restore $f"
+	$LFS hsm_restore $f || error "could not restore file"
+	wait_request_state $fid RESTORE SUCCEED
+	echo "verify restored state: "
+	check_hsm_flags $f "0x00000009" && echo "pass"
+}
+
+test_1b() {
+	mkdir -p $DIR/$tdir
+	$LFS setstripe -E 1M -S 1M -E 64M -c 2 -E -1 -c 4 $DIR/$tdir ||
+		error "failed to set default stripe"
+	local f=$DIR/$tdir/$tfile
+
+	test_1bde_base $f
+}
+run_test 1b "Archive, Release and Restore composite file"
+
+test_1c() {
+	mkdir -p $DIR/$tdir
+	chmod 777 $DIR/$tdir
+
+	local f=$DIR/$tdir/$tfile
+	$RUNAS touch $f
+
+	# Test whether we can set the maximum archive number.
+	local LOCAL_HSM_ARCHIVE_NUMBER=32
+	$LFS hsm_set --exists --archive-id $LOCAL_HSM_ARCHIVE_NUMBER $f ||
+		error "root could not change hsm flags"
+	check_hsm_flags_user $f "0x00000001"
+	echo "verifying archive number is $LOCAL_HSM_ARCHIVE_NUMBER"
+	local st=$(get_hsm_archive_id $f)
+	[[ $st == $LOCAL_HSM_ARCHIVE_NUMBER ]] ||
+		error "wrong archive number, $st != $LOCAL_HSM_ARCHIVE_NUMBER"
+
+	# Test whether setting archive number 0 results in no change.
+	$LFS hsm_set --exists --archive-id 0 $f ||
+		error "root could not change hsm flags"
+	check_hsm_flags_user $f "0x00000001"
+	echo "verifying archive number is still $LOCAL_HSM_ARCHIVE_NUMBER"
+	st=$(get_hsm_archive_id $f)
+	[[ $st == $LOCAL_HSM_ARCHIVE_NUMBER ]] ||
+		error "wrong archive number, $st != $LOCAL_HSM_ARCHIVE_NUMBER"
+
+	LOCAL_HSM_ARCHIVE_NUMBER=33
+	if [ "$CLIENT_VERSION" -ge $(version_code 2.11.56) ] &&
+	   [ "$MDS1_VERSION" -ge $(version_code 2.11.56) ]; then
+		# lustre in the new version supports unlimited archiveID.
+		# Test whether setting archive number > 32 is supported
+		$LFS hsm_set --exists --archive-id $LOCAL_HSM_ARCHIVE_NUMBER $f ||
+			error "archive ID $LOCAL_HSM_ARCHIVE_NUMBER too large?"
+		check_hsm_flags_user $f "0x00000001"
+
+		echo "verifying archive number is $LOCAL_HSM_ARCHIVE_NUMBER"
+		st=$(get_hsm_archive_id $f)
+		[[ $st == $LOCAL_HSM_ARCHIVE_NUMBER ]] ||
+			error "wrong archive number, $st != $LOCAL_HSM_ARCHIVE_NUMBER"
+	else
+		# old client or old mds can only support at most 32 archiveID
+		# test whether setting archive number > 32 results in error.
+		$LFS hsm_set --exists --archive-id $LOCAL_HSM_ARCHIVE_NUMBER $f &&
+			error "bitmap archive number is larger than 32"
+		check_hsm_flags_user $f "0x00000001"
+	fi
+
+	# Test whether setting archive number 16 and archived flag.
+	LOCAL_HSM_ARCHIVE_NUMBER=16
+	$LFS hsm_set --exists --archived \
+	     --archive-id $LOCAL_HSM_ARCHIVE_NUMBER $f ||
+	    error "root could not change hsm flags"
+	check_hsm_flags_user $f "0x00000009"
+	echo "verifying archive number is $LOCAL_HSM_ARCHIVE_NUMBER"
+	st=$(get_hsm_archive_id $f)
+	[[ $st == $LOCAL_HSM_ARCHIVE_NUMBER ]] ||
+		error "wrong archive number, $st != $LOCAL_HSM_ARCHIVE_NUMBER"
+}
+run_test 1c "Check setting archive-id in lfs hsm_set"
+
+test_1d() {
+	[ $MDS1_VERSION -lt $(version_code 2.10.59) ] &&
+		skip "need MDS version at least 2.10.59"
+
+	mkdir -p $DIR/$tdir
+	$LFS setstripe -E 1M -L mdt -E -1 -c 2 $DIR/$tdir ||
+		error "failed to set default stripe"
+	local f=$DIR/$tdir/$tfile
+
+	test_1bde_base $f
+}
+run_test 1d "Archive, Release and Restore DoM file"
+
+test_1e() {
+	[ "$MDS1_VERSION" -lt $(version_code $SEL_VER) ] &&
+		skip "skipped for lustre < $SEL_VER"
+
 	mkdir -p $DIR/$tdir
+	$LFS setstripe -E 1G -z 64M -E 10G -z 512M -E -1 -z 1G $DIR/$tdir ||
+		error "failed to set default stripe"
+	local comp_file=$DIR/$tdir/$tfile
+
+	test_1bde_base $comp_file
+
+	local flg_opts="--comp-start 0 -E 64M --comp-flags init"
+	local found=$($LFS find $flg_opts $comp_file | wc -l)
+	[ $found -eq 1 ] || error "1st component not found"
+
+	flg_opts="--comp-start 64M -E 1G --comp-flags extension"
+	found=$($LFS find $flg_opts $comp_file | wc -l)
+	[ $found -eq 1 ] || error "2nd component not found"
+
+	flg_opts="--comp-start 1G -E 1G --comp-flags ^init"
+	found=$($LFS find $flg_opts $comp_file | wc -l)
+	[ $found -eq 1 ] || error "3rd component not found"
+
+	flg_opts="--comp-start 1G -E 10G --comp-flags extension"
+	found=$($LFS find $flg_opts $comp_file | wc -l)
+	[ $found -eq 1 ] || error "4th component not found"
+
+	flg_opts="--comp-start 10G -E 10G --comp-flags ^init"
+	found=$($LFS find $flg_opts $comp_file | wc -l)
+	[ $found -eq 1 ] || error "5th component not found"
+
+	flg_opts="--comp-start 10G -E EOF --comp-flags extension"
+	found=$($LFS find $flg_opts $comp_file | wc -l)
+	[ $found -eq 1 ] || error "6th component not found"
+
+	sel_layout_sanity $comp_file 6
+}
+run_test 1e "Archive, Release and Restore SEL file"
+
+test_2() {
 	local f=$DIR/$tdir/$tfile
-	touch $f
+
+	create_empty_file "$f"
 	# New files are not dirty
 	check_hsm_flags $f "0x00000000"
 
@@ -955,9 +807,8 @@ test_3() {
 run_test 3 "Check file dirtyness when opening for write"
 
 test_4() {
-	mkdir -p $DIR/$tdir
 	local f=$DIR/$tdir/$tfile
-	local fid=$(make_small $f)
+	local fid=$(create_small_file $f)
 
 	$LFS hsm_cancel $f
 	local st=$(get_request_state $fid CANCEL)
@@ -967,7 +818,7 @@ run_test 4 "Useless cancel must not be registered"
 
 test_8() {
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
 	mkdir -p $DIR/$tdir
 	local f=$DIR/$tdir/$tfile
@@ -976,27 +827,28 @@ test_8() {
 	wait_request_state $fid ARCHIVE SUCCEED
 
 	check_hsm_flags $f "0x00000009"
-
-	copytool_cleanup
 }
 run_test 8 "Test default archive number"
 
-test_9() {
+test_9A() { # was test_9
+	# we do not use the default one to be sure
+	local archive_id=$((HSM_ARCHIVE_NUMBER + 1))
+	copytool setup --archive-id $archive_id
+
+	# give time for CT to register with MDTs
+	sleep $(($MDSCOUNT*2))
+	local uuid=$(get_agent_uuid $(facet_active_host $SINGLEAGT))
+	check_agent_registered $uuid
+
 	mkdir -p $DIR/$tdir
 	local f=$DIR/$tdir/$tfile
 	local fid=$(copy_file /etc/passwd $f)
-	# we do not use the default one to be sure
-	local new_an=$((HSM_ARCHIVE_NUMBER + 1))
-	copytool_cleanup
-	copytool_setup $SINGLEAGT $MOUNT $new_an
-	$LFS hsm_archive --archive $new_an $f
+	$LFS hsm_archive --archive $archive_id $f
 	wait_request_state $fid ARCHIVE SUCCEED
 
 	check_hsm_flags $f "0x00000009"
-
-	copytool_cleanup
 }
-run_test 9 "Use of explicit archive number, with dedicated copytool"
+run_test 9A "Use of explicit archive number, with dedicated copytool"
 
 test_9a() {
 	needclients 3 || return 0
@@ -1005,33 +857,26 @@ test_9a() {
 	local file
 	local fid
 
-	copytool_cleanup $(comma_list $(agts_nodes))
-
 	# start all of the copytools
 	for n in $(seq $AGTCOUNT); do
-		copytool_setup agt$n
+		copytool setup --facet agt$n
 	done
 
-	trap "copytool_cleanup $(comma_list $(agts_nodes))" EXIT
 	# archive files
-	mkdir -p $DIR/$tdir
 	for n in $(seq $AGTCOUNT); do
 		file=$DIR/$tdir/$tfile.$n
-		fid=$(make_small $file)
+		fid=$(create_small_file $file)
 
 		$LFS hsm_archive $file || error "could not archive file $file"
 		wait_request_state $fid ARCHIVE SUCCEED
 		check_hsm_flags $file "0x00000009"
 	done
-
-	trap - EXIT
-	copytool_cleanup $(comma_list $(agts_nodes))
 }
 run_test 9a "Multiple remote agents"
 
 test_10a() {
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
 	mkdir -p $DIR/$tdir/d1
 	local f=$DIR/$tdir/$tfile
@@ -1040,10 +885,13 @@ test_10a() {
 		error "hsm_archive failed"
 	wait_request_state $fid ARCHIVE SUCCEED
 
-	local AFILE=$(do_facet $SINGLEAGT ls $HSM_ARCHIVE'/*/*/*/*/*/*/'$fid) ||
-		error "fid $fid not in archive $HSM_ARCHIVE"
+	local hsm_root="$(copytool_device $SINGLEAGT)"
+	local archive="$(do_facet $SINGLEAGT \
+			 find "$hsm_root" -name "$fid" -print0)"
+	[ -n "$archive" ] || error "fid '$fid' not in archive '$hsm_root'"
+
 	echo "Verifying content"
-	do_facet $SINGLEAGT diff $f $AFILE || error "archived file differs"
+	do_facet $SINGLEAGT diff $f $archive || error "archived file differs"
 	echo "Verifying hsm state "
 	check_hsm_flags $f "0x00000009"
 
@@ -1051,15 +899,12 @@ test_10a() {
 	local st=$(get_hsm_archive_id $f)
 	[[ $st == $HSM_ARCHIVE_NUMBER ]] ||
 		error "Wrong archive number, $st != $HSM_ARCHIVE_NUMBER"
-
-	copytool_cleanup
-
 }
 run_test 10a "Archive a file"
 
 test_10b() {
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
 	mkdir -p $DIR/$tdir
 	local f=$DIR/$tdir/$tfile
@@ -1071,28 +916,25 @@ test_10b() {
 	local cnt=$(get_request_count $fid ARCHIVE)
 	[[ "$cnt" == "1" ]] ||
 		error "archive of non dirty file must not make a request"
-
-	copytool_cleanup
 }
 run_test 10b "Archive of non dirty file must work without doing request"
 
 test_10c() {
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
 	mkdir -p $DIR/$tdir
 	local f=$DIR/$tdir/$tfile
 	local fid=$(copy_file /etc/hosts $f)
 	$LFS hsm_set --noarchive $f
 	$LFS hsm_archive $f && error "archive a noarchive file must fail"
-
-	copytool_cleanup
+	return 0
 }
 run_test 10c "Check forbidden archive"
 
 test_10d() {
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
 	mkdir -p $DIR/$tdir
 	local f=$DIR/$tdir/$tfile
@@ -1104,8 +946,6 @@ test_10d() {
 	local dflt=$(get_hsm_param default_archive_id)
 	[[ $ar == $dflt ]] ||
 		error "archived file is not on default archive: $ar != $dflt"
-
-	copytool_cleanup
 }
 run_test 10d "Archive a file on the default archive id"
 
@@ -1114,30 +954,30 @@ test_11a() {
 	copy2archive /etc/hosts $tdir/$tfile
 	local f=$DIR/$tdir/$tfile
 
-	import_file $tdir/$tfile $f
+	copytool import $tdir/$tfile $f
 	echo -n "Verifying released state: "
 	check_hsm_flags $f "0x0000000d"
 
 	local LSZ=$(stat -c "%s" $f)
-	local ASZ=$(do_facet $SINGLEAGT stat -c "%s" $HSM_ARCHIVE/$tdir/$tfile)
+	local ASZ=$(do_facet $SINGLEAGT stat -c "%s" "$(hsm_root)/$tdir/$tfile")
 
 	echo "Verifying imported size $LSZ=$ASZ"
 	[[ $LSZ -eq $ASZ ]] || error "Incorrect size $LSZ != $ASZ"
 	echo -n "Verifying released pattern: "
-	local PTRN=$($GETSTRIPE -L $f)
+	local PTRN=$($LFS getstripe -L $f)
 	echo $PTRN
-	[[ $PTRN == 80000001 ]] || error "Is not released"
+	[[ $PTRN == released ]] || error "Is not released"
 	local fid=$(path2fid $f)
 	echo "Verifying new fid $fid in archive"
 
-	local AFILE=$(do_facet $SINGLEAGT ls $HSM_ARCHIVE'/*/*/*/*/*/*/'$fid) ||
-		error "fid $fid not in archive $HSM_ARCHIVE"
+	do_facet $SINGLEAGT "[ -f \"$(fid2archive "$fid")\" ]" ||
+		error "No archive for fid $fid"
 }
 run_test 11a "Import a file"
 
 test_11b() {
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
 	mkdir -p $DIR/$tdir
 	local f=$DIR/$tdir/$tfile
@@ -1149,25 +989,35 @@ test_11b() {
 	local FILE_HASH=$(md5sum $f)
 	rm -f $f
 
-	import_file $fid $f
+	copytool import $fid $f
 
 	echo "$FILE_HASH" | md5sum -c
 
 	[[ $? -eq 0 ]] || error "Restored file differs"
-
-	copytool_cleanup
 }
 run_test 11b "Import a deleted file using its FID"
 
+test_11c() {
+	pool_add $TESTNAME || error "Pool creation failed"
+	pool_add_targets $TESTNAME 1 1 || error "pool_add_targets failed"
+
+	mkdir -p $DIR/$tdir
+	$LFS setstripe -p "$TESTNAME" $DIR/$tdir
+
+	copy2archive /etc/hosts $tdir/$tfile
+	copytool import $tdir/$tfile $DIR/$tdir/$tfile
+}
+run_test 11c "Import a file to a directory with a pool"
+
 test_12a() {
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
 	mkdir -p $DIR/$tdir
 	copy2archive /etc/hosts $tdir/$tfile
 
 	local f=$DIR/$tdir/$tfile
-	import_file $tdir/$tfile $f
+	copytool import $tdir/$tfile $f
 	local f2=$DIR2/$tdir/$tfile
 	echo "Verifying released state: "
 	check_hsm_flags $f2 "0x0000000d"
@@ -1179,23 +1029,21 @@ test_12a() {
 	echo "Verifying file state: "
 	check_hsm_flags $f2 "0x00000009"
 
-	do_facet $SINGLEAGT diff -q $HSM_ARCHIVE/$tdir/$tfile $f
+	do_facet $SINGLEAGT diff -q $(hsm_root)/$tdir/$tfile $f
 
 	[[ $? -eq 0 ]] || error "Restored file differs"
-
-	copytool_cleanup
 }
 run_test 12a "Restore an imported file explicitly"
 
 test_12b() {
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
 	mkdir -p $DIR/$tdir
 	copy2archive /etc/hosts $tdir/$tfile
 
 	local f=$DIR/$tdir/$tfile
-	import_file $tdir/$tfile $f
+	copytool import $tdir/$tfile $f
 	echo "Verifying released state: "
 	check_hsm_flags $f "0x0000000d"
 
@@ -1204,26 +1052,22 @@ test_12b() {
 	echo "Verifying file state after restore: "
 	check_hsm_flags $f "0x00000009"
 
-	do_facet $SINGLEAGT diff -q $HSM_ARCHIVE/$tdir/$tfile $f
+	do_facet $SINGLEAGT diff -q $(hsm_root)/$tdir/$tfile $f
 
 	[[ $? -eq 0 ]] || error "Restored file differs"
-
-	copytool_cleanup
 }
 run_test 12b "Restore an imported file implicitly"
 
 test_12c() {
-	[ "$OSTCOUNT" -lt "2" ] && skip_env "skipping 2-stripe test" && return
+	[ "$OSTCOUNT" -lt "2" ] && skip_env "needs >= 2 OSTs" && return
 
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
-	mkdir -p $DIR/$tdir
 	local f=$DIR/$tdir/$tfile
-	$LFS setstripe -c 2 $f
-	local fid
-	fid=$(make_large_for_striping $f)
-	[ $? != 0 ] && skip "not enough free space" && return
+	mkdir -p $DIR/$tdir
+	$LFS setstripe -c 2 "$f"
+	local fid=$(create_file "$f" 1M 5)
 
 	local FILE_CRC=$(md5sum $f)
 
@@ -1234,14 +1078,12 @@ test_12c() {
 	echo "$FILE_CRC" | md5sum -c
 
 	[[ $? -eq 0 ]] || error "Restored file differs"
-
-	copytool_cleanup
 }
 run_test 12c "Restore a file with stripe of 2"
 
 test_12d() {
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
 	mkdir -p $DIR/$tdir
 
@@ -1259,17 +1101,15 @@ test_12d() {
 	local cnt=$(get_request_count $fid RESTORE)
 	[[ "$cnt" == "0" ]] ||
 		error "restore a non dirty file must not make a request"
-
-	copytool_cleanup
 }
 run_test 12d "Restore of a non archived, non released file must work"\
 		" without doing request"
 
 test_12e() {
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
-	mkdir -p $DIR/$tdir $HSM_ARCHIVE/$tdir
+	mkdir -p $DIR/$tdir
 	local f=$DIR/$tdir/$tfile
 	local fid=$(copy_file /etc/hosts $f)
 	$LFS hsm_archive $f || error "archive request failed"
@@ -1281,14 +1121,13 @@ test_12e() {
 	$LFS hsm_state $f
 
 	$LFS hsm_restore $f && error "restore a dirty file must fail"
-
-	copytool_cleanup
+	return 0
 }
 run_test 12e "Check forbidden restore"
 
 test_12f() {
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
 	mkdir -p $DIR/$tdir
 	local f=$DIR/$tdir/$tfile
@@ -1306,14 +1145,12 @@ test_12f() {
 	diff -q /etc/hosts $f
 
 	[[ $? -eq 0 ]] || error "Restored file differs"
-
-	copytool_cleanup
 }
 run_test 12f "Restore a released file explicitly"
 
 test_12g() {
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
 	mkdir -p $DIR/$tdir
 	local f=$DIR/$tdir/$tfile
@@ -1330,8 +1167,6 @@ test_12g() {
 	wait_request_state $fid RESTORE SUCCEED
 
 	[[ $st -eq 0 ]] || error "Restored file differs"
-
-	copytool_cleanup
 }
 run_test 12g "Restore a released file implicitly"
 
@@ -1339,7 +1174,7 @@ test_12h() {
 	needclients 2 || return 0
 
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
 	mkdir -p $DIR/$tdir
 	local f=$DIR/$tdir/$tfile
@@ -1356,14 +1191,12 @@ test_12h() {
 	wait_request_state $fid RESTORE SUCCEED
 
 	[[ $st -eq 0 ]] || error "Restored file differs"
-
-	copytool_cleanup
 }
 run_test 12h "Restore a released file implicitly from a second node"
 
 test_12m() {
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
 	mkdir -p $DIR/$tdir
 	local f=$DIR/$tdir/$tfile
@@ -1376,33 +1209,29 @@ test_12m() {
 	cmp /etc/passwd $f
 
 	[[ $? -eq 0 ]] || error "Restored file differs"
-
-	copytool_cleanup
 }
 run_test 12m "Archive/release/implicit restore"
 
 test_12n() {
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
 	mkdir -p $DIR/$tdir
 	copy2archive /etc/hosts $tdir/$tfile
 
 	local f=$DIR/$tdir/$tfile
-	import_file $tdir/$tfile $f
+	copytool import $tdir/$tfile $f
 
 	do_facet $SINGLEAGT cmp /etc/hosts $f ||
 		error "Restored file differs"
 
 	$LFS hsm_release $f || error "release of $f failed"
-
-	copytool_cleanup
 }
 run_test 12n "Import/implicit restore/release"
 
 test_12o() {
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
 	mkdir -p $DIR/$tdir
 	local f=$DIR/$tdir/$tfile
@@ -1446,14 +1275,12 @@ test_12o() {
 	wait_request_state $fid RESTORE SUCCEED
 
 	[[ $st -eq 0 ]] || error "Restored file differs"
-
-	copytool_cleanup
 }
 run_test 12o "Layout-swap failure during Restore leaves file released"
 
 test_12p() {
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
 	mkdir $DIR/$tdir
 	local f=$DIR/$tdir/$tfile
@@ -1466,33 +1293,23 @@ test_12p() {
 	do_facet $SINGLEAGT cat $f > /dev/null || error "cannot cat $f"
 	$LFS hsm_release $f || error "cannot release $f"
 	do_facet $SINGLEAGT cat $f > /dev/null || error "cannot cat $f"
-
-	copytool_cleanup
 }
 run_test 12p "implicit restore of a file on copytool mount point"
 
-cleanup_test_12q() {
-	trap 0
-	zconf_umount $(facet_host $SINGLEAGT) $MOUNT3 ||
-		error "cannot umount $MOUNT3 on $SINGLEAGT"
-}
-
 test_12q() {
-	[ $(lustre_version_code $SINGLEMDS) -lt $(version_code 2.7.58) ] &&
-		skip "need MDS version at least 2.7.58" && return 0
+	[ $MDS1_VERSION -lt $(version_code 2.7.58) ] &&
+		skip "need MDS version at least 2.7.58"
 
+	stack_trap "zconf_umount \"$(facet_host $SINGLEAGT)\" \"$MOUNT3\"" EXIT
 	zconf_mount $(facet_host $SINGLEAGT) $MOUNT3 ||
 		error "cannot mount $MOUNT3 on $SINGLEAGT"
 
-	trap cleanup_test_12q EXIT
-
 	# test needs a running copytool
-	copytool_setup $SINGLEAGT $MOUNT3
+	copytool setup -m "$MOUNT3"
 
-	mkdir $DIR/$tdir
 	local f=$DIR/$tdir/$tfile
 	local f2=$DIR2/$tdir/$tfile
-	local fid=$(make_small $f)
+	local fid=$(create_small_file $f)
 	local orig_size=$(stat -c "%s" $f)
 
 	$LFS hsm_archive --archive $HSM_ARCHIVE_NUMBER $f
@@ -1514,7 +1331,7 @@ test_12q() {
 	[ $size -eq $orig_size ] ||
 		error "$f2: wrong size after archive: $size != $orig_size"
 
-	HSM_ARCHIVE_PURGE=false copytool_setup $SINGLEAGT /mnt/lustre3
+	copytool setup -m "$MOUNT3"
 
 	wait
 
@@ -1535,93 +1352,94 @@ test_12q() {
 	size=$(stat -c "%s" $f2)
 	[ $size -eq 0 ] ||
 		error "$f2: wrong size after overwrite: $size != 0"
-
-	copytool_cleanup
-	zconf_umount $(facet_host $SINGLEAGT) $MOUNT3 ||
-		error "cannot umount $MOUNT3 on $SINGLEAGT"
 }
 run_test 12q "file attributes are refreshed after restore"
 
-test_13() {
+test_12r() {
 	# test needs a running copytool
-	copytool_setup
-
-	local ARC_SUBDIR="import.orig"
-	local d=""
-	local f=""
-
-	# populate directory to be imported
-	for d in $(seq 1 10); do
-		local CURR_DIR="$HSM_ARCHIVE/$ARC_SUBDIR/dir.$d"
-		do_facet $SINGLEAGT mkdir -p "$CURR_DIR"
-		for f in $(seq 1 10); do
-			CURR_FILE="$CURR_DIR/$tfile.$f"
-			# write file-specific data
-			do_facet $SINGLEAGT \
-				"echo d=$d, f=$f, dir=$CURR_DIR, "\
-					"file=$CURR_FILE > $CURR_FILE"
+	copytool setup
+
+	mkdir -p $DIR/$tdir
+	local f=$DIR/$tdir/$tfile
+	local fid=$(copy_file /etc/hosts $f)
+
+	$LFS hsm_archive $f || error "archive of $f failed"
+	wait_request_state $fid ARCHIVE SUCCEED
+	$LFS hsm_release $f || error "release of $f failed"
+
+	offset=$(lseek_test -d 7 $f)
+
+	# we check we had a restore done
+	wait_request_state $fid RESTORE SUCCEED
+	[[ $offset == 7 ]] || error "offset $offset != 7"
+}
+run_test 12r "lseek restores released file"
+
+test_13() {
+	local -i i j k=0
+	for i in {1..10}; do
+		local archive_dir="$(hsm_root)"/subdir/dir.$i
+
+		do_facet $SINGLEAGT mkdir -p "$archive_dir"
+		for j in {1..10}; do
+			local archive_file="$archive_dir"/file.$j
+
+			do_facet $SINGLEAGT "echo $k > \"$archive_dir\"/file.$j"
+			k+=1
 		done
 	done
+
 	# import to Lustre
-	import_file "$ARC_SUBDIR" $DIR/$tdir
-	# diff lustre content and origin (triggers file restoration)
-	# there must be 10x10 identical files, and no difference
-	local cnt_ok=$(do_facet $SINGLEAGT diff -rs $HSM_ARCHIVE/$ARC_SUBDIR \
-		       $DIR/$tdir/$ARC_SUBDIR | grep identical | wc -l)
-	local cnt_diff=$(do_facet $SINGLEAGT diff -r $HSM_ARCHIVE/$ARC_SUBDIR \
-			 $DIR/$tdir/$ARC_SUBDIR | wc -l)
+	copytool import "subdir" "$DIR/$tdir"
 
-	[ $cnt_diff -eq 0 ] ||
-		error "$cnt_diff imported files differ from read data"
-	[ $cnt_ok -eq 100 ] ||
-		error "not enough identical files ($cnt_ok != 100)"
+	# To check the import, the test uses diff with the -r flag
+	# This is nice, but diff only checks files one by one, and triggering
+	# an implicit restore for one file at a time will consume as many
+	# seconds as there are files to compare. To speed this up, a restore
+	# operation is triggered manually first.
+	copytool setup
+	find "$DIR/$tdir"/subdir -type f -exec $LFS hsm_restore {} \;
 
-	copytool_cleanup
+	# Compare the imported data
+	do_facet $SINGLEAGT \
+		diff -r "$(hsm_root)"/subdir "$DIR/$tdir"/subdir ||
+		error "imported files differ from archived data"
 }
 run_test 13 "Recursively import and restore a directory"
 
 test_14() {
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
 	# archive a file
-	mkdir -p $DIR/$tdir
 	local f=$DIR/$tdir/$tfile
-	local fid=$(make_small $f)
+	local fid=$(create_small_file $f)
 	local sum=$(md5sum $f | awk '{print $1}')
 	$LFS hsm_archive $f || error "could not archive file"
 	wait_request_state $fid ARCHIVE SUCCEED
 
-	# delete the file
-	rm -f $f
 	# create released file (simulate llapi_hsm_import call)
-	touch $f
-	local fid2=$(path2fid $f)
+	local fid2=$(create_empty_file "$f")
 	$LFS hsm_set --archived --exists $f || error "could not force hsm flags"
 	$LFS hsm_release $f || error "could not release file"
 
 	# rebind the archive to the newly created file
 	echo "rebind $fid to $fid2"
 
-	do_facet $SINGLEAGT \
-		"$HSMTOOL --archive $HSM_ARCHIVE_NUMBER --hsm-root $HSM_ARCHIVE\
-		 --rebind $fid $fid2 $DIR" || error "could not rebind file"
+	copytool rebind $fid $fid2
 
 	# restore file and compare md5sum
 	local sum2=$(md5sum $f | awk '{print $1}')
 
 	[[ $sum == $sum2 ]] || error "md5sum mismatch after restore"
-
-	copytool_cleanup
 }
 run_test 14 "Rebind archived file to a new fid"
 
 test_15() {
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
 	# archive files
-	mkdir -p $DIR/$tdir
 	local f=$DIR/$tdir/$tfile
 	local count=5
 	local tmpfile=$SHARED_DIRECTORY/tmp.$$
@@ -1629,18 +1447,17 @@ test_15() {
 	local fids=()
 	local sums=()
 	for i in $(seq 1 $count); do
-		fids[$i]=$(make_small $f.$i)
+		fids[$i]=$(create_small_file $f.$i)
 		sums[$i]=$(md5sum $f.$i | awk '{print $1}')
 		$LFS hsm_archive $f.$i || error "could not archive file"
 	done
 	wait_all_done $(($count*60))
 
+	stack_trap "rm -f $tmpfile" EXIT
 	:>$tmpfile
 	# delete the files
 	for i in $(seq 1 $count); do
-		rm -f $f.$i
-		touch $f.$i
-		local fid2=$(path2fid $f.$i)
+		local fid2=$(create_empty_file "${f}.${i}")
 		# add the rebind operation to the list
 		echo ${fids[$i]} $fid2 >> $tmpfile
 
@@ -1653,9 +1470,7 @@ test_15() {
 	[[ $nl == $count ]] || error "$nl files in list, $count expected"
 
 	echo "rebind list of files"
-	do_facet $SINGLEAGT \
-		"$HSMTOOL --archive $HSM_ARCHIVE_NUMBER --hsm-root $HSM_ARCHIVE\
-		 --rebind $tmpfile $DIR" || error "could not rebind file list"
+	copytool rebind "$tmpfile"
 
 	# restore files and compare md5sum
 	for i in $(seq 1 $count); do
@@ -1663,15 +1478,12 @@ test_15() {
 		[[ $sum2 == ${sums[$i]} ]] ||
 		    error "md5sum mismatch after restore ($sum2 != ${sums[$i]})"
 	done
-
-	rm -f $tmpfile
-	copytool_cleanup
 }
 run_test 15 "Rebind a list of files"
 
 test_16() {
 	# test needs a running copytool
-	copytool_setup
+	copytool setup -b 1
 
 	local ref=/tmp/ref
 	# create a known size file so we can verify transfer speed
@@ -1687,20 +1499,17 @@ test_16() {
 	$LFS hsm_archive $f
 	wait_request_state $fid ARCHIVE SUCCEED
 	local end=$(date +%s)
-	local duration=$((end - start))
+	# Add 1 to account for rounding errors between start and end (LU-8155)
+	local duration=$((end - start + 1))
 
-	[[ $duration -ge $goal ]] ||
+	[[ $duration -ge $((goal - 1)) ]] ||
 		error "Transfer is too fast $duration < $goal"
-
-	copytool_cleanup
 }
 run_test 16 "Test CT bandwith control option"
 
 test_20() {
-	mkdir -p $DIR/$tdir
-
 	local f=$DIR/$tdir/$tfile
-	touch $f || error "touch $f failed"
+	create_empty_file "$f"
 
 	# Could not release a non-archived file
 	$LFS hsm_release $f && error "release should not succeed"
@@ -1727,18 +1536,17 @@ run_test 20 "Release is not permitted"
 
 test_21() {
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
-	mkdir -p $DIR/$tdir
 	local f=$DIR/$tdir/test_release
 
 	# Create a file and check its states
-	local fid=$(make_small $f)
+	local fid=$(create_small_file $f)
 	check_hsm_flags $f "0x00000000"
 
 	# LU-4388/LU-4389 - ZFS does not report full number of blocks
 	# used until file is flushed to disk
-	if [  $(facet_fstype ost1) == "zfs" ]; then
+	if [ "$ost1_FSTYPE" == "zfs" ]; then
 	    # this causes an OST_SYNC rpc to be sent
 	    dd if=/dev/zero of=$f bs=512 count=1 oflag=sync conv=notrunc,fsync
 	    # clear locks to reread file data
@@ -1789,22 +1597,18 @@ test_21() {
 	check_hsm_flags $f "0x0000000d"
 
 	stop_full_debug_logging
-
-	copytool_cleanup
 }
 run_test 21 "Simple release tests"
 
 test_22() {
 	# test needs a running copytool
-	copytool_setup
-
-	mkdir -p $DIR/$tdir
+	copytool setup
 
 	local f=$DIR/$tdir/test_release
 	local swap=$DIR/$tdir/test_swap
 
 	# Create a file and check its states
-	local fid=$(make_small $f)
+	local fid=$(create_small_file $f)
 	check_hsm_flags $f "0x00000000"
 
 	$LFS hsm_archive $f || error "could not archive file"
@@ -1814,24 +1618,21 @@ test_22() {
 	$LFS hsm_release $f || error "could not release file"
 	check_hsm_flags $f "0x0000000d"
 
-	make_small $swap
+	create_small_file $swap
 	$LFS swap_layouts $swap $f && error "swap_layouts should failed"
 
-	true
-	copytool_cleanup
+	return 0
 }
 run_test 22 "Could not swap a release file"
 
 test_23() {
 	# test needs a running copytool
-	copytool_setup
-
-	mkdir -p $DIR/$tdir
+	copytool setup
 
 	local f=$DIR/$tdir/test_mtime
 
 	# Create a file and check its states
-	local fid=$(make_small $f)
+	local fid=$(create_small_file $f)
 	check_hsm_flags $f "0x00000000"
 
 	$LFS hsm_archive $f || error "could not archive file"
@@ -1848,8 +1649,6 @@ test_23() {
 	local ATIME=$(stat -c "%X" $f)
 	[ $MTIME -eq "978261179" ] || fail "bad mtime: $MTIME"
 	[ $ATIME -eq "978261179" ] || fail "bad atime: $ATIME"
-
-	copytool_cleanup
 }
 run_test 23 "Release does not change a/mtime (utime)"
 
@@ -1864,11 +1663,9 @@ test_24a() {
 	local ctime1
 
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
-	mkdir -p $DIR/$tdir
-	rm -f $file
-	fid=$(make_small $file)
+	fid=$(create_small_file $file)
 
 	# Create a file and check its states
 	check_hsm_flags $file "0x00000000"
@@ -1921,8 +1718,7 @@ test_24a() {
 	[ $ctime0 -eq $ctime1 ] ||
 		error "release changed ctime from $ctime0 to $ctime1"
 
-	# Restore should not change atime or mtime and should not
-	# decrease ctime.
+	# Restore should not change any timestamps.
 	$LFS hsm_restore $file
 	wait_request_state $fid RESTORE SUCCEED
 
@@ -1939,7 +1735,8 @@ test_24a() {
 	[ $ctime0 -eq $ctime1 ] ||
 		error "restore changed ctime from $ctime0 to $ctime1"
 
-	copytool_cleanup
+	kill_copytools
+	wait_copytools || error "Copytools failed to stop"
 
 	# Once more, after unmount and mount.
 	umount_client $MOUNT || error "cannot unmount '$MOUNT'"
@@ -1968,12 +1765,10 @@ test_24b() {
 	# LU-3811
 
 	# Test needs a running copytool.
-	copytool_setup
-	mkdir -p $DIR/$tdir
+	copytool setup
 
 	# Check that root can do HSM actions on a regular user's file.
-	rm -f $file
-	fid=$(make_small $file)
+	fid=$(create_small_file $file)
 	sum0=$(md5sum $file)
 
 	chown $RUNAS_ID:$RUNAS_GID $file ||
@@ -2004,18 +1799,9 @@ test_24b() {
 
 	[ "$sum0" == "$sum1" ] ||
 		error "md5sum mismatch for '$file'"
-
-	copytool_cleanup
 }
 run_test 24b "root can archive, release, and restore user files"
 
-cleanup_test_24c() {
-	trap 0
-	set_hsm_param user_request_mask RESTORE
-	set_hsm_param group_request_mask RESTORE
-	set_hsm_param other_request_mask RESTORE
-}
-
 test_24c() {
 	local file=$DIR/$tdir/$tfile
 	local action=archive
@@ -2024,15 +1810,18 @@ test_24c() {
 	local other_save
 
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
 	mkdir -p $DIR/$tdir
 
 	# Save the default masks and check that cleanup_24c will
 	# restore the request masks correctly.
 	user_save=$(get_hsm_param user_request_mask)
+	stack_trap "set_hsm_param user_request_mask $user_save" EXIT
 	group_save=$(get_hsm_param group_request_mask)
+	stack_trap "set_hsm_param user_request_mask $group_save" EXIT
 	other_save=$(get_hsm_param other_request_mask)
+	stack_trap "set_hsm_param user_request_mask $other_save" EXIT
 
 	[ "$user_save" == RESTORE ] ||
 		error "user_request_mask is '$user_save' expected 'RESTORE'"
@@ -2041,15 +1830,11 @@ test_24c() {
 	[ "$other_save" == RESTORE ] ||
 		error "other_request_mask is '$other_save' expected 'RESTORE'"
 
-	trap cleanup_test_24c EXIT
-
 	# User.
-	rm -f $file
-	make_small $file
-	chown $RUNAS_ID:nobody $file ||
-		error "cannot chown '$file' to '$RUNAS_ID:nobody'"
+	create_small_file $file
+	chown $RUNAS_ID:$GROUP $file ||
+		error "cannot chown '$file' to '$RUNAS_ID:$GROUP'"
 
-	set_hsm_param user_request_mask ""
 	$RUNAS $LFS hsm_$action $file &&
 		error "$action by user should fail"
 
@@ -2058,12 +1843,10 @@ test_24c() {
 		error "$action by user should succeed"
 
 	# Group.
-	rm -f $file
-	make_small $file
+	create_small_file $file
 	chown nobody:$RUNAS_GID $file ||
 		error "cannot chown '$file' to 'nobody:$RUNAS_GID'"
 
-	set_hsm_param group_request_mask ""
 	$RUNAS $LFS hsm_$action $file &&
 		error "$action by group should fail"
 
@@ -2072,45 +1855,41 @@ test_24c() {
 		error "$action by group should succeed"
 
 	# Other.
-	rm -f $file
-	make_small $file
-	chown nobody:nobody $file ||
-		error "cannot chown '$file' to 'nobody:nobody'"
+	create_small_file $file
+	chown nobody:$GROUP $file ||
+		error "cannot chown '$file' to 'nobody:$GROUP'"
 
-	set_hsm_param other_request_mask ""
 	$RUNAS $LFS hsm_$action $file &&
 		error "$action by other should fail"
 
 	set_hsm_param other_request_mask $action
 	$RUNAS $LFS hsm_$action $file ||
 		error "$action by other should succeed"
-
-	copytool_cleanup
-	cleanup_test_24c
 }
 run_test 24c "check that user,group,other request masks work"
 
-cleanup_test_24d() {
-	trap 0
-	mount -o remount,rw $MOUNT2
-}
-
 test_24d() {
 	local file1=$DIR/$tdir/$tfile
 	local file2=$DIR2/$tdir/$tfile
 	local fid1
 	local fid2
 
-	copytool_setup
+	fid1=$(create_small_file $file1)
 
-	mkdir -p $DIR/$tdir
-	rm -f $file1
-	fid1=$(make_small $file1)
+	echo $fid1
+	$LFS getstripe $file1
+
+	stack_trap "zconf_umount \"$(facet_host $SINGLEAGT)\" \"$MOUNT3\"" EXIT
+	zconf_mount "$(facet_host $SINGLEAGT)" "$MOUNT3" ||
+		error "cannot mount '$MOUNT3' on '$SINGLEAGT'"
 
-	trap cleanup_test_24d EXIT
+	copytool setup -m  "$MOUNT3"
 
+	stack_trap "mount -o remount,rw \"$MOUNT2\"" EXIT
 	mount -o remount,ro $MOUNT2
 
+	do_nodes $(comma_list $(nodes_list)) $LCTL clear
+
 	fid2=$(path2fid $file2)
 	[ "$fid1" == "$fid2" ] ||
 		error "FID mismatch '$fid1' != '$fid2'"
@@ -2119,7 +1898,7 @@ test_24d() {
 		error "archive should fail on read-only mount"
 	check_hsm_flags $file1 "0x00000000"
 
-	$LFS hsm_archive $file1
+	$LFS hsm_archive $file1 || error "Fail to archive $file1"
 	wait_request_state $fid1 ARCHIVE SUCCEED
 
 	$LFS hsm_release $file1
@@ -2127,25 +1906,22 @@ test_24d() {
 	wait_request_state $fid1 RESTORE SUCCEED
 
 	$LFS hsm_release $file1 || error "cannot release '$file1'"
-	dd if=$file2 of=/dev/null bs=1M || "cannot read '$file2'"
+	dd if=$file2 of=/dev/null bs=1M || error "cannot read '$file2'"
 
 	$LFS hsm_release $file2 &&
 		error "release should fail on read-only mount"
 
-	copytool_cleanup
-	cleanup_test_24d
+	return 0
 }
 run_test 24d "check that read-only mounts are respected"
 
 test_24e() {
-	copytool_setup
-
-	mkdir -p $DIR/$tdir
+	copytool setup
 
 	local f=$DIR/$tdir/$tfile
 	local fid
 
-	fid=$(make_small $f) || error "cannot create $f"
+	fid=$(create_small_file $f) || error "cannot create $f"
 	$LFS hsm_archive $f || error "cannot archive $f"
 	wait_request_state $fid ARCHIVE SUCCEED
 	$LFS hsm_release $f || error "cannot release $f"
@@ -2154,22 +1930,19 @@ test_24e() {
 	done
 
 	tar -cf $TMP/$tfile.tar $DIR/$tdir || error "cannot tar $DIR/$tdir"
-
-	copytool_cleanup
 }
 run_test 24e "tar succeeds on HSM released files" # LU-6213
 
 test_24f() {
-
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
 	mkdir -p $DIR/$tdir/d1
 	local f=$DIR/$tdir/$tfile
 	local fid=$(copy_file /etc/hosts $f)
 	sum0=$(md5sum $f)
 	echo $sum0
-	$LFS hsm_archive -a $HSM_ARCHIVE_NUMBER $f ||
+	$LFS hsm_archive $f ||
 		error "hsm_archive failed"
 	wait_request_state $fid ARCHIVE SUCCEED
 	$LFS hsm_release $f || error "cannot release $f"
@@ -2181,21 +1954,46 @@ test_24f() {
 	sum1=$(md5sum $f)
 	echo "Sum0 = $sum0, sum1 = $sum1"
 	[ "$sum0" == "$sum1" ] || error "md5sum mismatch for '$tfile'"
-
-	copytool_cleanup
 }
 run_test 24f "root can archive, release, and restore tar files"
 
+test_24g() {
+	[ $MDS1_VERSION -lt $(version_code 2.11.56) ] &&
+		skip "need MDS version 2.11.56 or later"
+
+	local file=$DIR/$tdir/$tfile
+	local fid
+
+	echo "RUNAS = '$RUNAS'"
+
+	copytool setup
+
+	mkdir -p $DIR/$tdir
+	chmod ugo+rwx $DIR/$tdir
+
+	echo "Please listen carefully as our options have changed." | tee $file
+	fid=$(path2fid $file)
+	chmod ugo+rw $file
+
+	$LFS hsm_archive $file
+	wait_request_state $fid ARCHIVE SUCCEED
+	check_hsm_flags $file 0x00000009 # exists archived
+
+	echo "To be electrocuted by your telephone, press #." | $RUNAS tee $file
+	check_hsm_flags $file 0x0000000b # exists dirty archived
+}
+run_test 24g "write by non-owner still sets dirty" # LU-11369
+
 test_25a() {
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
 	mkdir -p $DIR/$tdir
 	copy2archive /etc/hosts $tdir/$tfile
 
 	local f=$DIR/$tdir/$tfile
 
-	import_file $tdir/$tfile $f
+	copytool import $tdir/$tfile $f
 
 	$LFS hsm_set --lost $f
 
@@ -2203,15 +2001,13 @@ test_25a() {
 	local st=$?
 
 	[[ $st == 1 ]] || error "lost file access should failed (returns $st)"
-
-	copytool_cleanup
 }
 run_test 25a "Restore lost file (HS_LOST flag) from import"\
 	     " (Operation not permitted)"
 
 test_25b() {
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
 	mkdir -p $DIR/$tdir
 
@@ -2227,21 +2023,16 @@ test_25b() {
 	st=$?
 
 	[[ $st == 1 ]] || error "lost file access should failed (returns $st)"
-
-	copytool_cleanup
 }
 run_test 25b "Restore lost file (HS_LOST flag) after release"\
 	     " (Operation not permitted)"
 
-test_26() {
+test_26A() { # was test_26
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
-	mkdir -p $DIR/$tdir
 	local f=$DIR/$tdir/$tfile
-	local fid
-	fid=$(make_large_for_progress $f)
-	[ $? != 0 ] && skip "not enough free space" && return
+	local fid=$(create_empty_file "$f")
 
 	$LFS hsm_archive --archive $HSM_ARCHIVE_NUMBER $f
 	wait_request_state $fid ARCHIVE SUCCEED
@@ -2250,60 +2041,217 @@ test_26() {
 	wait_request_state $fid REMOVE SUCCEED
 
 	check_hsm_flags $f "0x00000000"
-
-	copytool_cleanup
 }
-run_test 26 "Remove the archive of a valid file"
+run_test 26A "Remove the archive of a valid file"
+
+test_26a() {
+	local raolu=$(get_hsm_param remove_archive_on_last_unlink)
+	[[ $raolu -eq 0 ]] || error "RAoLU policy should be off"
 
-test_27a() {
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
 	mkdir -p $DIR/$tdir
-	make_archive $tdir/$tfile
 	local f=$DIR/$tdir/$tfile
-	import_file $tdir/$tfile $f
-	local fid=$(path2fid $f)
+	local fid=$(copy_file /etc/passwd $f)
 
-	$LFS hsm_remove $f
+	$LFS hsm_archive --archive $HSM_ARCHIVE_NUMBER $f
+	wait_request_state $fid ARCHIVE SUCCEED
 
-	[[ $? != 0 ]] || error "Remove of a released file should fail"
+	local f2=$DIR/$tdir/${tfile}_2
+	local fid2=$(copy_file /etc/passwd $f2)
 
-	copytool_cleanup
-}
-run_test 27a "Remove the archive of an imported file (Operation not permitted)"
+	$LFS hsm_archive --archive $HSM_ARCHIVE_NUMBER $f2
+	wait_request_state $fid2 ARCHIVE SUCCEED
 
-test_27b() {
-	# test needs a running copytool
-	copytool_setup
+	local f3=$DIR/$tdir/${tfile}_3
+	local fid3=$(copy_file /etc/passwd $f3)
 
-	mkdir -p $DIR/$tdir
-	local f=$DIR/$tdir/$tfile
-	local fid
-	fid=$(make_large_for_progress $f)
-	[ $? != 0 ] && skip "not enough free space" && return
+	$LFS hsm_archive --archive $HSM_ARCHIVE_NUMBER $f3
+	wait_request_state $fid3 ARCHIVE SUCCEED
 
-	$LFS hsm_archive --archive $HSM_ARCHIVE_NUMBER $f
-	wait_request_state $fid ARCHIVE SUCCEED
-	$LFS hsm_release $f
+	# set a long grace_delay vs short loop_period
+	local orig_loop_period=$(get_hsm_param loop_period)
+	local orig_grace_delay=$(get_hsm_param grace_delay)
+	stack_trap "set_hsm_param loop_period $orig_loop_period" EXIT
+	set_hsm_param loop_period 10
+	stack_trap "set_hsm_param grace_delay $orig_grace_delay" EXIT
+	set_hsm_param grace_delay 100
 
-	$LFS hsm_remove $f
+	rm -f $f
 
-	[[ $? != 0 ]] || error "Remove of a released file should fail"
+	stack_trap "set_hsm_param remove_archive_on_last_unlink 0" EXIT
+	set_hsm_param remove_archive_on_last_unlink 1
 
-	copytool_cleanup
+	ln "$f3" "$f3"_bis || error "Unable to create hard-link"
+	rm -f $f3
+
+	rm -f $f2
+
+	wait_request_state $fid2 REMOVE SUCCEED
+
+	assert_request_count $fid REMOVE 0 \
+		"Unexpected archived data remove request for $f"
+	assert_request_count $fid3 REMOVE 0 \
+		"Unexpected archived data remove request for $f3"
+}
+run_test 26a "Remove Archive On Last Unlink (RAoLU) policy"
+
+test_26b() {
+	# test needs a running copytool
+	copytool setup
+
+	mkdir -p $DIR/$tdir
+	local f=$DIR/$tdir/$tfile
+	local fid=$(copy_file /etc/passwd $f)
+
+	$LFS hsm_archive --archive $HSM_ARCHIVE_NUMBER $f
+	wait_request_state $fid ARCHIVE SUCCEED
+
+	stack_trap "set_hsm_param remove_archive_on_last_unlink 0" EXIT
+	set_hsm_param remove_archive_on_last_unlink 1
+
+	cdt_shutdown
+	cdt_check_state stopped
+
+	rm -f $f
+
+	wait_request_state $fid REMOVE WAITING
+
+	cdt_enable
+
+	# copytool must re-register
+	kill_copytools
+	wait_copytools || error "copytool failed to stop"
+	copytool setup
+
+	wait_request_state $fid REMOVE SUCCEED
+}
+run_test 26b "RAoLU policy when CDT off"
+
+test_26c() {
+	# test needs a running copytool
+	copytool setup
+
+	mkdir -p $DIR/$tdir
+	local f=$DIR/$tdir/$tfile
+	local fid=$(copy_file /etc/passwd $f)
+
+	$LFS hsm_archive --archive $HSM_ARCHIVE_NUMBER $f
+	wait_request_state $fid ARCHIVE SUCCEED
+
+	local f2=$DIR/$tdir/${tfile}_2
+	local fid2=$(copy_file /etc/passwd $f2)
+
+	$LFS hsm_archive --archive $HSM_ARCHIVE_NUMBER $f2
+	wait_request_state $fid2 ARCHIVE SUCCEED
+
+	# set a long grace_delay vs short loop_period
+	local orig_loop_period=$(get_hsm_param loop_period)
+	local orig_grace_delay=$(get_hsm_param grace_delay)
+	stack_trap "set_hsm_param loop_period $orig_loop_period" EXIT
+	set_hsm_param loop_period 10
+	stack_trap "set_hsm_param grace_delay $orig_grace_delay" EXIT
+	set_hsm_param grace_delay 100
+
+	stack_trap "set_hsm_param remove_archive_on_last_unlink 0" EXIT
+	set_hsm_param remove_archive_on_last_unlink 1
+
+	multiop_bg_pause $f O_c || error "open $f failed"
+	local pid=$!
+
+	rm -f $f
+	rm -f $f2
+
+	wait_request_state $fid2 REMOVE SUCCEED
+	assert_request_count $fid REMOVE 0 \
+		"Unexpected archived data remove request for $f"
+
+	kill -USR1 $pid || error "multiop early exit"
+	# should reach autotest timeout if multiop fails to trap
+	# signal, close file, and exit ...
+	wait $pid || error "wait PID $PID failed"
+
+	wait_request_state $fid REMOVE SUCCEED
+}
+run_test 26c "RAoLU effective when file closed"
+
+test_26d() {
+	# test needs a running copytool
+	copytool setup
+
+	mkdir -p $DIR/$tdir
+	local f=$DIR/$tdir/$tfile
+	local fid=$(create_small_file $f)
+
+	$LFS hsm_archive $f || error "could not archive file"
+	wait_request_state $fid ARCHIVE SUCCEED
+
+	# set a long grace_delay vs short loop_period
+	local orig_loop_period=$(get_hsm_param loop_period)
+	local orig_grace_delay=$(get_hsm_param grace_delay)
+	stack_trap "set_hsm_param loop_period $orig_loop_period" EXIT
+	set_hsm_param loop_period 10
+	stack_trap "set_hsm_param grace_delay $orig_grace_delay" EXIT
+	set_hsm_param grace_delay 100
+
+	stack_trap "set_hsm_param remove_archive_on_last_unlink 0" EXIT
+	set_hsm_param remove_archive_on_last_unlink 1
+
+	multiop_bg_pause $f O_c || error "multiop failed"
+	local MULTIPID=$!
+
+	rm -f $f
+
+	mds_evict_client
+
+	wait_request_state $fid REMOVE SUCCEED
+
+	client_up || client_up || true
+
+	kill -USR1 $MULTIPID
+	wait $MULTIPID || error "multiop close failed"
+}
+run_test 26d "RAoLU when Client eviction"
+
+test_27a() {
+	# test needs a running copytool
+	copytool setup
+
+	create_archive_file $tdir/$tfile
+	local f=$DIR/$tdir/$tfile
+	copytool import $tdir/$tfile $f
+	local fid=$(path2fid $f)
+
+	$LFS hsm_remove $f
+
+	[[ $? != 0 ]] || error "Remove of a released file should fail"
+}
+run_test 27a "Remove the archive of an imported file (Operation not permitted)"
+
+test_27b() {
+	# test needs a running copytool
+	copytool setup
+
+	local f=$DIR/$tdir/$tfile
+	local fid=$(create_empty_file "$f")
+
+	$LFS hsm_archive --archive $HSM_ARCHIVE_NUMBER $f
+	wait_request_state $fid ARCHIVE SUCCEED
+	$LFS hsm_release $f
+
+	$LFS hsm_remove $f
+
+	[[ $? != 0 ]] || error "Remove of a released file should fail"
 }
 run_test 27b "Remove the archive of a relased file (Operation not permitted)"
 
 test_28() {
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
-	mkdir -p $DIR/$tdir
 	local f=$DIR/$tdir/$tfile
-	local fid
-	fid=$(make_large_for_progress $f)
-	[ $? != 0 ] && skip "not enough free space" && return
+	local fid=$(create_empty_file "$f")
 
 	$LFS hsm_archive --archive $HSM_ARCHIVE_NUMBER $f
 	wait_request_state $fid ARCHIVE SUCCEED
@@ -2316,8 +2264,6 @@ test_28() {
 	cdt_enable
 
 	wait_request_state $fid REMOVE SUCCEED
-
-	copytool_cleanup
 }
 run_test 28 "Concurrent archive/file remove"
 
@@ -2325,29 +2271,26 @@ test_29a() {
 	# Tests --mntpath and --archive options
 
 	local archive_id=7
-	copytool_setup $SINGLEAGT $MOUNT $archive_id
+	copytool setup -m "$MOUNT" -a $archive_id
 
 	# Bad archive number
-	$LFS hsm_remove -m $MOUNT -a 33 0x857765760:0x8:0x2 2>&1 |
+	$LFS hsm_remove -m "$MOUNT" -a 33 0x857765760:0x8:0x2 2>&1 |
 		grep "Invalid argument" ||
 		error "unexpected hsm_remove failure (1)"
 
 	# mntpath is present but file is given
-	$LFS hsm_remove --mntpath $MOUNT --archive 30 /qwerty/uyt 2>&1 |
+	$LFS hsm_remove --mntpath "$MOUNT" --archive 30 /qwerty/uyt 2>&1 |
 		grep "hsm: '/qwerty/uyt' is not a valid FID" ||
 		error "unexpected hsm_remove failure (2)"
-
-	copytool_cleanup
 }
 run_test 29a "Tests --mntpath and --archive options"
 
 test_29b() {
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
-	mkdir -p $DIR/$tdir
 	local f=$DIR/$tdir/$tfile
-	local fid=$(make_small $f)
+	local fid=$(create_small_file $f)
 
 	$LFS hsm_archive --archive $HSM_ARCHIVE_NUMBER $f
 	wait_request_state $fid ARCHIVE SUCCEED
@@ -2356,19 +2299,16 @@ test_29b() {
 
 	$LFS hsm_remove -m $MOUNT -a $HSM_ARCHIVE_NUMBER $fid
 	wait_request_state $fid REMOVE SUCCEED
-
-	copytool_cleanup
 }
 run_test 29b "Archive/delete/remove by FID from the archive."
 
 test_29c() {
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
-	mkdir -p $DIR/$tdir
-	local fid1=$(make_small $DIR/$tdir/$tfile-1)
-	local fid2=$(make_small $DIR/$tdir/$tfile-2)
-	local fid3=$(make_small $DIR/$tdir/$tfile-3)
+	local fid1=$(create_small_file $DIR/$tdir/$tfile-1)
+	local fid2=$(create_small_file $DIR/$tdir/$tfile-2)
+	local fid3=$(create_small_file $DIR/$tdir/$tfile-3)
 
 	$LFS hsm_archive --archive $HSM_ARCHIVE_NUMBER $DIR/$tdir/$tfile-[1-3]
 	wait_request_state $fid1 ARCHIVE SUCCEED
@@ -2386,40 +2326,98 @@ test_29c() {
 	wait_request_state $fid1 REMOVE SUCCEED
 	wait_request_state $fid2 REMOVE SUCCEED
 	wait_request_state $fid3 REMOVE SUCCEED
-
-	copytool_cleanup
 }
 run_test 29c "Archive/delete/remove by FID, using a file list."
 
+test_29d() {
+	# test needs more than one CT
+	needclients 3 || return 0
+
+	local n
+	local file
+	local fid
+
+	# start all of the copytools
+	for n in $(seq $AGTCOUNT); do
+		copytool setup -f agt$n -a $n
+	done
+
+	# archive files
+	file=$DIR/$tdir/$tfile
+	fid=$(create_small_file $file)
+
+	$LFS hsm_archive $file
+	wait_request_state $fid ARCHIVE SUCCEED
+	check_hsm_flags $file "0x00000009"
+
+	rm -f $file
+
+	$LFS hsm_remove --mntpath "$MOUNT" -a 0 $fid ||
+		error "cannot hsm_remove '$fid'"
+
+	# give time for CDT to handle remove request and create broadcasted
+	sleep 2
+
+	# remove request has been broadcasted ?
+	local cnt=$(get_request_count $fid REMOVE)
+	# broadcasted requests + original
+	[[ $cnt -eq $((AGTCOUNT + 1)) ]] ||
+		error "remove not broadcasted to all CTs"
+
+	# give time for CDT and CTs to handle broadcasted
+	wait_for_loop_period
+
+	# each agent serves one different archive_id, so broadcasted
+	# hsm_remove request should only succeed once and fail at all others
+	local res
+	local scnt=0
+	local fcnt=0
+	for n in $(seq $AGTCOUNT); do
+		res=$(do_facet $SINGLEMDS "$LCTL get_param -n \
+			       $HSM_PARAM.actions | awk \
+			       '/'$fid'.*action=REMOVE archive#='$n'/ \
+			       {print \\\$13}' | cut -f2 -d=")
+		if [[ "$res" == "SUCCEED" ]]; then
+			scnt=$((scnt + 1))
+		elif [[ "$res" == "FAILED" ]]; then
+			fcnt=$((fcnt + 1))
+		fi
+	done
+
+	[[ $scnt -eq 1 ]] ||
+		error "one and only CT should have removed successfully"
+
+	[[ $AGTCOUNT -eq $((scnt + fcnt)) ]] ||
+		error "all but one CT should have failed to remove"
+}
+run_test 29d "hsm_remove by FID with archive_id 0 for unlinked file cause "\
+	     "request to be sent once for each registered archive_id"
+
 test_30a() {
 	# restore at exec cannot work on agent node (because of Linux kernel
 	# protection of executables)
 	needclients 2 || return 0
 
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
 	mkdir -p $DIR/$tdir
 	copy2archive /bin/true $tdir/$tfile
 
 	local f=$DIR/$tdir/true
-	import_file $tdir/$tfile $f
+	copytool import $tdir/$tfile $f
 
 	local fid=$(path2fid $f)
 
+	stack_trap "cdt_clear_no_retry" EXIT
 	# set no retry action mode
 	cdt_set_no_retry
 	do_node $CLIENT2 $f
 	local st=$?
 
-	# cleanup
-	# remove no try action mode
-	cdt_clear_no_retry
 	$LFS hsm_state $f
 
 	[[ $st == 0 ]] || error "Failed to exec a released file"
-
-	copytool_cleanup
 }
 run_test 30a "Restore at exec (import case)"
 
@@ -2429,7 +2427,7 @@ test_30b() {
 	needclients 2 || return 0
 
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
 	mkdir -p $DIR/$tdir
 	local f=$DIR/$tdir/true
@@ -2439,19 +2437,17 @@ test_30b() {
 	wait_request_state $fid ARCHIVE SUCCEED
 	$LFS hsm_release $f
 	$LFS hsm_state $f
+
+	stack_trap cdt_clear_no_retry EXIT
 	# set no retry action mode
 	cdt_set_no_retry
+
 	do_node $CLIENT2 $f
 	local st=$?
 
-	# cleanup
-	# remove no try action mode
-	cdt_clear_no_retry
 	$LFS hsm_state $f
 
 	[[ $st == 0 ]] || error "Failed to exec a released file"
-
-	copytool_cleanup
 }
 run_test 30b "Restore at exec (release case)"
 
@@ -2459,7 +2455,7 @@ test_30c() {
 	needclients 2 || return 0
 
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
 	mkdir -p $DIR/$tdir
 	local f=$DIR/$tdir/SLEEP
@@ -2470,8 +2466,11 @@ test_30c() {
 	wait_request_state $fid ARCHIVE SUCCEED
 	$LFS hsm_release $f
 	check_hsm_flags $f "0x0000000d"
+
+	stack_trap cdt_clear_no_retry EXIT
 	# set no retry action mode
 	cdt_set_no_retry
+
 	do_node $CLIENT2 "$f 10" &
 	local pid=$!
 	sleep 3
@@ -2487,12 +2486,7 @@ test_30c() {
 			error "Binary overwritten during exec"
 	fi
 
-	# cleanup
-	# remove no try action mode
-	cdt_clear_no_retry
 	check_hsm_flags $f "0x00000009"
-
-	copytool_cleanup
 }
 run_test 30c "Update during exec of released file must fail"
 
@@ -2508,19 +2502,18 @@ restore_and_check_size() {
 	while [[ "$st" != "0x00000009" && $cpt -le 10 ]]
 	do
 		n=$(stat -c "%s" $f)
-		# we echo in both cases to show stat is not
-		# hang
+		# we echo in both cases to show stat is not hang
 		if [[ $n != $s ]]; then
 			echo "size seen is $n != $s"
 			err=1
 		else
 			echo "size seen is right: $n == $s"
 		fi
-		st=$(get_hsm_flags $f)
 		sleep 10
 		cpt=$((cpt + 1))
+		st=$(get_hsm_flags $f)
 	done
-	if [[ $cpt -lt 10 ]]; then
+	if [[ "$st" = "0x00000009" ]]; then
 		echo " "done
 	else
 		echo " restore is too long"
@@ -2531,36 +2524,28 @@ restore_and_check_size() {
 
 test_31a() {
 	# test needs a running copytool
-	copytool_setup
-
-	mkdir -p $DIR/$tdir
+	copytool setup
 
-	make_archive $tdir/$tfile
+	create_archive_file $tdir/$tfile
 	local f=$DIR/$tdir/$tfile
-	import_file $tdir/$tfile $f
+	copytool import $tdir/$tfile $f
 	local fid=$($LFS path2fid $f)
-	HSM_ARCHIVE_PURGE=false copytool_setup
+	copytool setup
 
 	restore_and_check_size $f $fid
 	local err=$?
 
 	[[ $err -eq 0 ]] || error "File size changed during restore"
-
-	copytool_cleanup
 }
 run_test 31a "Import a large file and check size during restore"
 
 
 test_31b() {
 	# test needs a running copytool
-	copytool_setup
-
-	mkdir -p $DIR/$tdir
+	copytool setup
 
 	local f=$DIR/$tdir/$tfile
-	local fid
-	fid=$(make_large_for_progress $f)
-	[ $? != 0 ] && skip "not enough free space" && return
+	local fid=$(create_file "$f" 1MB 39)
 
 	$LFS hsm_archive --archive $HSM_ARCHIVE_NUMBER $f
 	wait_request_state $fid ARCHIVE SUCCEED
@@ -2570,21 +2555,15 @@ test_31b() {
 	local err=$?
 
 	[[ $err -eq 0 ]] || error "File size changed during restore"
-
-	copytool_cleanup
 }
 run_test 31b "Restore a large unaligned file and check size during restore"
 
 test_31c() {
 	# test needs a running copytool
-	copytool_setup
-
-	mkdir -p $DIR/$tdir
+	copytool setup
 
 	local f=$DIR/$tdir/$tfile
-	local fid
-	fid=$(make_large_for_progress_aligned $f)
-	[ $? != 0 ] && skip "not enough free space" && return
+	local fid=$(create_file "$f" 1M 39)
 
 	$LFS hsm_archive --archive $HSM_ARCHIVE_NUMBER $f
 	wait_request_state $fid ARCHIVE SUCCEED
@@ -2594,212 +2573,160 @@ test_31c() {
 	local err=$?
 
 	[[ $err -eq 0 ]] || error "File size changed during restore"
-
-	copytool_cleanup
 }
 run_test 31c "Restore a large aligned file and check size during restore"
 
 test_33() {
-	# test needs a running copytool
-	copytool_setup
-
-	mkdir -p $DIR/$tdir
-
 	local f=$DIR/$tdir/$tfile
-	local fid
-	fid=$(make_large_for_progress $f)
-	[ $? != 0 ] && skip "not enough free space" && return
+	local fid=$(create_empty_file "$f")
+
+	copytool setup
 
 	$LFS hsm_archive --archive $HSM_ARCHIVE_NUMBER $f
 	wait_request_state $fid ARCHIVE SUCCEED
 	$LFS hsm_release $f
 
-	# to be sure wait_all_done will not be mislead by previous tests
-	# and ops.
-	cdt_purge
-	wait_for_grace_delay
-	# Also raise grace_delay significantly so the Canceled
-	# Restore action will stay enough long avail.
-	local old_grace=$(get_hsm_param grace_delay)
-	set_hsm_param grace_delay 100
+	# Prevent restore from completing
+	copytool_suspend
 
+	# Implicit restore
 	md5sum $f >/dev/null &
 	local pid=$!
-	wait_request_state $fid RESTORE STARTED
 
+	wait_request_state $fid RESTORE STARTED
 	kill -15 $pid
-	sleep 1
-
-	# Check restore trigger process was killed
-	local killed=$(ps -o pid,comm hp $pid >/dev/null)
-
-	$LFS hsm_cancel $f
-
-	# instead of waiting+checking both Restore and Cancel ops
-	# sequentially, wait for both to be finished and then check
-	# each results.
-	wait_all_done 100 $fid
-	local rstate=$(get_request_state $fid RESTORE)
-	local cstate=$(get_request_state $fid CANCEL)
-
-	# restore orig grace_delay.
-	set_hsm_param grace_delay $old_grace
-
-	if [[ "$rstate" == "CANCELED" ]] ; then
-		[[ "$cstate" == "SUCCEED" ]] ||
-			error "Restore state is CANCELED and Cancel state " \
-			       "is not SUCCEED but $cstate"
-		echo "Restore state is CANCELED, Cancel state is SUCCEED"
-	elif [[ "$rstate" == "SUCCEED" ]] ; then
-		[[ "$cstate" == "FAILED" ]] ||
-			error "Restore state is SUCCEED and Cancel state " \
-				"is not FAILED but $cstate"
-		echo "Restore state is SUCCEED, Cancel state is FAILED"
-	else
-		error "Restore state is $rstate and Cancel state is $cstate"
-	fi
 
-	[ -z $killed ] ||
-		error "Cannot kill process waiting for restore ($killed)"
+	copytool_continue
 
-	copytool_cleanup
+	# Check restore trigger process was killed
+	wait $pid
+	[ $? -eq 143 ] || error "md5sum was not 'Terminated'"
 }
 run_test 33 "Kill a restore waiting process"
 
 test_34() {
 	# test needs a running copytool
-	copytool_setup
-
-	mkdir -p $DIR/$tdir
+	copytool setup -b 1
 
 	local f=$DIR/$tdir/$tfile
-	local fid
-	fid=$(make_large_for_progress $f)
-	[ $? != 0 ] && skip "not enough free space" && return
+	local fid=$(create_empty_file "$f")
 
 	$LFS hsm_archive --archive $HSM_ARCHIVE_NUMBER $f
 	wait_request_state $fid ARCHIVE SUCCEED
 	$LFS hsm_release $f
 
+	# Prevent restore from completing
+	copytool_suspend
+
 	md5sum $f >/dev/null &
 	local pid=$!
+
 	wait_request_state $fid RESTORE STARTED
 
-	rm $f || error "rm $f failed"
 	# rm must not block during restore
-	wait_request_state $fid RESTORE STARTED
+	timeout --signal=KILL 1 rm "$f" || error "rm $f failed"
 
+	copytool_continue
 	wait_request_state $fid RESTORE SUCCEED
-	# check md5sum pgm finished
-	local there=$(ps -o pid,comm hp $pid >/dev/null)
-	[[ -z $there ]] || error "Restore initiator does not exit"
 
-	local rc=$(wait $pid)
-	[[ $rc -eq 0 ]] || error "Restore initiator failed with $rc"
+	# Check md5sum pgm finished
+	kill -0 $pid && error "Restore initiatior still running"
+	wait $pid || error "Restore initiator failed with $?"
 
-	copytool_cleanup
+	# Check the file was actually deleted
+	[ ! -f "$f" ] || error "$f was not deleted"
 }
 run_test 34 "Remove file during restore"
 
 test_35() {
 	# test needs a running copytool
-	copytool_setup
-
-	mkdir -p $DIR/$tdir
+	copytool setup -b 1
 
 	local f=$DIR/$tdir/$tfile
 	local f1=$DIR/$tdir/$tfile-1
-	local fid
-	fid=$(make_large_for_progress $f)
-	[ $? != 0 ] && skip "not enough free space" && return
-
+	local fid=$(create_empty_file "$f")
 	local fid1=$(copy_file /etc/passwd $f1)
+
 	$LFS hsm_archive --archive $HSM_ARCHIVE_NUMBER $f
 	wait_request_state $fid ARCHIVE SUCCEED
 	$LFS hsm_release $f
 
+	# Prevent restore from completing
+	copytool_suspend
+
 	md5sum $f >/dev/null &
 	local pid=$!
+
 	wait_request_state $fid RESTORE STARTED
 
-	mv $f1 $f || error "mv $f1 $f failed"
 	# mv must not block during restore
-	wait_request_state $fid RESTORE STARTED
+	timeout --signal=KILL 1 mv "$f1" "$f" || error "mv $f1 $f failed"
 
+	copytool_continue
 	wait_request_state $fid RESTORE SUCCEED
-	# check md5sum pgm finished
-	local there=$(ps -o pid,comm hp $pid >/dev/null)
-	[[ -z $there ]] || error "Restore initiator does not exit"
 
-	local rc=$(wait $pid)
-	[[ $rc -eq 0 ]] || error "Restore initiator failed with $rc"
+	# Check md5sum pgm finished
+	kill -0 $pid && error "Restore initiatior still running"
+	wait $pid || error "Restore initiator failed with $?"
 
-	fid2=$(path2fid $f)
+	local fid2=$(path2fid $f)
 	[[ $fid2 == $fid1 ]] || error "Wrong fid after mv $fid2 != $fid1"
-
-	copytool_cleanup
 }
 run_test 35 "Overwrite file during restore"
 
 test_36() {
 	# test needs a running copytool
-	copytool_setup
-
-	mkdir -p $DIR/$tdir
+	copytool setup -b 1
 
 	local f=$DIR/$tdir/$tfile
-	local fid
-	fid=$(make_large_for_progress $f)
-	[ $? != 0 ] && skip "not enough free space" && return
+	local fid=$(create_empty_file "$f")
 
 	$LFS hsm_archive --archive $HSM_ARCHIVE_NUMBER $f
 	wait_request_state $fid ARCHIVE SUCCEED
 	$LFS hsm_release $f
 
+	# Prevent restore from completing
+	copytool_suspend
+
 	md5sum $f >/dev/null &
 	local pid=$!
-	wait_request_state $fid RESTORE STARTED
 
-	mv $f $f.new
-	# rm must not block during restore
 	wait_request_state $fid RESTORE STARTED
 
-	wait_request_state $fid RESTORE SUCCEED
-	# check md5sum pgm finished
-	local there=$(ps -o pid,comm hp $pid >/dev/null)
-	[[ -z $there ]] ||
-		error "Restore initiator does not exit"
+	# mv must not block during restore
+	timeout --signal=KILL 10 mv "$f" "$f.new" ||
+		error "mv '$f' '$f.new' failed with rc=$?"
 
-	local rc=$(wait $pid)
-	[[ $rc -eq 0 ]] ||
-		error "Restore initiator failed with $rc"
+	copytool_continue
+	wait_request_state $fid RESTORE SUCCEED
 
-	copytool_cleanup
+	# Check md5sum pgm finished
+	kill -0 $pid && error "Restore initiator is still running"
+	wait $pid || error "Restore initiator failed with $?"
 }
 run_test 36 "Move file during restore"
 
 test_37() {
 	# LU-5683: check that an archived dirty file can be rearchived.
-	copytool_cleanup
-	copytool_setup $SINGLEAGT $MOUNT2
+	copytool setup
 
-	mkdir -p $DIR/$tdir
 	local f=$DIR/$tdir/$tfile
 	local fid
 
-	fid=$(make_small $f) || error "cannot create small file"
+	fid=$(create_small_file $f) || error "cannot create small file"
 
 	$LFS hsm_archive --archive $HSM_ARCHIVE_NUMBER $f
 	wait_request_state $fid ARCHIVE SUCCEED
 	$LFS hsm_release $f || error "cannot release $f"
 
+	# Allow previous archive request to expire from the actions log.
+	wait_for_grace_delay
+
 	# Dirty file.
 	dd if=/dev/urandom of=$f bs=1M count=1 || error "cannot dirty file"
 
 	$LFS hsm_archive --archive $HSM_ARCHIVE_NUMBER $f
 	wait_request_state $fid ARCHIVE SUCCEED
-
-	copytool_cleanup
 }
 run_test 37 "re-archive a dirty file"
 
@@ -2822,19 +2749,25 @@ test_40() {
 	local i=""
 	local p=""
 	local fid=""
+	local max_requests=$(get_hsm_param max_requests)
+
+	stack_trap "set_hsm_param max_requests $max_requests" EXIT
+	# Increase the number of HSM request that can be performed in
+	# parallel. With the coordinator running once per second, this
+	# also limits the number of requests per seconds that can be
+	# performed, so we pick a decent number. But we also need to keep
+	# that number low because the copytool has no rate limit and will
+	# fail some requests if if gets too many at once.
+	set_hsm_param max_requests 300
 
 	for i in $(seq 1 $file_count); do
 		for p in $(seq 1 $stream_count); do
 			fid=$(copy_file /etc/hosts $f.$p.$i)
 		done
 	done
-	# force copytool to use a local/temp archive dir to ensure best
-	# performance vs remote/NFS mounts used in auto-tests
-	if do_facet $SINGLEAGT "df --local $HSM_ARCHIVE" >/dev/null 2>&1 ; then
-		copytool_setup
-	else
-		copytool_setup $SINGLEAGT $MOUNT $HSM_ARCHIVE_NUMBER $TMP/$tdir
-	fi
+
+	copytool setup
+
 	# to be sure wait_all_done will not be mislead by previous tests
 	cdt_purge
 	wait_for_grace_delay
@@ -2848,17 +2781,16 @@ test_40() {
 	wait ${pids[*]}
 	echo OK
 	wait_all_done 100
-	copytool_cleanup
 }
 run_test 40 "Parallel archive requests"
 
 test_52() {
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
 	mkdir -p $DIR/$tdir
 	local f=$DIR/$tdir/$tfile
-	local fid=$(copy_file /etc/motd $f 1)
+	local fid=$(create_small_file $f)
 
 	$LFS hsm_archive $f || error "could not archive file"
 	wait_request_state $fid ARCHIVE SUCCEED
@@ -2874,18 +2806,16 @@ test_52() {
 	wait $MULTIPID || error "multiop close failed"
 
 	check_hsm_flags $f "0x0000000b"
-
-	copytool_cleanup
 }
 run_test 52 "Opened for write file on an evicted client should be set dirty"
 
 test_53() {
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
 	mkdir -p $DIR/$tdir
 	local f=$DIR/$tdir/$tfile
-	local fid=$(copy_file /etc/motd $f 1)
+	local fid=$(create_small_file $f)
 
 	$LFS hsm_archive --archive $HSM_ARCHIVE_NUMBER $f ||
 		error "could not archive file"
@@ -2902,18 +2832,14 @@ test_53() {
 	wait $MULTIPID || error "multiop close failed"
 
 	check_hsm_flags $f "0x00000009"
-
-	copytool_cleanup
 }
 run_test 53 "Opened for read file on an evicted client should not be set dirty"
 
 test_54() {
-	# test needs a running copytool
-	copytool_setup
-
-	mkdir -p $DIR/$tdir
 	local f=$DIR/$tdir/$tfile
-	local fid=$(make_large_for_progress $f)
+	local fid=$(create_file "$f" 1MB 39)
+
+	copytool setup -b 1
 
 	$LFS hsm_archive --archive $HSM_ARCHIVE_NUMBER $f ||
 		error "could not archive file"
@@ -2921,6 +2847,7 @@ test_54() {
 
 	check_hsm_flags $f "0x00000001"
 
+	stack_trap "cdt_clear_no_retry" EXIT
 	# Avoid coordinator resending this request as soon it has failed.
 	cdt_set_no_retry
 
@@ -2929,19 +2856,14 @@ test_54() {
 	wait_request_state $fid ARCHIVE FAILED
 
 	check_hsm_flags $f "0x00000003"
-
-	cdt_clear_no_retry
-	copytool_cleanup
 }
 run_test 54 "Write during an archive cancels it"
 
 test_55() {
-	# test needs a running copytool
-	copytool_setup
-
-	mkdir -p $DIR/$tdir
 	local f=$DIR/$tdir/$tfile
-	local fid=$(make_large_for_progress $f)
+	local fid=$(create_file "$f" 1MB 39)
+
+	copytool setup -b 1
 
 	$LFS hsm_archive --archive $HSM_ARCHIVE_NUMBER $f ||
 		error "could not archive file"
@@ -2949,6 +2871,7 @@ test_55() {
 
 	check_hsm_flags $f "0x00000001"
 
+	stack_trap "cdt_clear_no_retry" EXIT
 	# Avoid coordinator resending this request as soon it has failed.
 	cdt_set_no_retry
 
@@ -2957,21 +2880,14 @@ test_55() {
 	wait_request_state $fid ARCHIVE FAILED
 
 	check_hsm_flags $f "0x00000003"
-
-	cdt_clear_no_retry
-	copytool_cleanup
 }
 run_test 55 "Truncate during an archive cancels it"
 
 test_56() {
-	# test needs a running copytool
-	copytool_setup
-
-	mkdir -p $DIR/$tdir
 	local f=$DIR/$tdir/$tfile
-	local fid
-	fid=$(make_large_for_progress $f)
-	[ $? != 0 ] && skip "not enough free space" && return
+	local fid=$(create_file "$f" 1MB 39)
+
+	copytool setup -b 1
 
 	$LFS hsm_archive --archive $HSM_ARCHIVE_NUMBER $f ||
 		error "could not archive file"
@@ -2987,8 +2903,6 @@ test_56() {
 	wait_request_state $fid ARCHIVE SUCCEED
 
 	check_hsm_flags $f "0x00000009"
-
-	copytool_cleanup
 }
 run_test 56 "Setattr during an archive is ok"
 
@@ -2997,7 +2911,7 @@ test_57() {
 	needclients 2 || return 0
 
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
 	mkdir -p $DIR/$tdir
 	local f=$DIR/$tdir/test_archive_remote
@@ -3018,8 +2932,6 @@ test_57() {
 		error "hsm_restore failed"
 
 	wait_request_state $fid RESTORE SUCCEED
-
-	copytool_cleanup
 }
 run_test 57 "Archive a file with dirty cache on another node"
 
@@ -3061,7 +2973,7 @@ truncate_released_file() {
 
 test_58() {
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
 	mkdir -p $DIR/$tdir
 
@@ -3075,25 +2987,21 @@ test_58() {
 
 	echo "truncate to 0"
 	truncate_released_file /etc/passwd 0
-
-	copytool_cleanup
 }
 run_test 58 "Truncate a released file will trigger restore"
 
 test_59() {
 	local fid
-	local server_version=$(lustre_version_code $SINGLEMDS)
-	[[ $server_version -lt $(version_code 2.7.63) ]] &&
-		skip "Need MDS version at least 2.7.63" && return
+	[[ $MDS1_VERSION -lt $(version_code 2.7.63) ]] &&
+		skip "Need MDS version at least 2.7.63"
 
-	copytool_setup
+	copytool setup
 	$MCREATE $DIR/$tfile || error "mcreate failed"
 	$TRUNCATE $DIR/$tfile 42 || error "truncate failed"
 	$LFS hsm_archive $DIR/$tfile || error "archive request failed"
 	fid=$(path2fid $DIR/$tfile)
 	wait_request_state $fid ARCHIVE SUCCEED
 	$LFS hsm_release $DIR/$tfile || error "release failed"
-	copytool_cleanup
 }
 run_test 59 "Release stripeless file with non-zero size"
 
@@ -3101,22 +3009,16 @@ test_60() {
 	# This test validates the fix for LU-4512. Ensure that the -u
 	# option changes the progress reporting interval from the
 	# default (30 seconds) to the user-specified interval.
+	local f=$DIR/$tdir/$tfile
+	local fid=$(create_file "$f" 1M 10)
+
 	local interval=5
 	local progress_timeout=$((interval * 4))
+	copytool setup -b 1 --update-interval $interval
 
-	# test needs a new running copytool
-	copytool_cleanup
-	HSMTOOL_UPDATE_INTERVAL=$interval copytool_setup
-
-	mkdir -p $DIR/$tdir
-	local f=$DIR/$tdir/$tfile
-	local fid
-	fid=$(make_large_for_progress $f)
-	[ $? != 0 ] && skip "not enough free space" && return
-
-	local mdtidx=0
-	local mdt=${MDT_PREFIX}${mdtidx}
-	local mds=mds$((mdtidx + 1))
+	local mdtidx=0
+	local mdt=${MDT_PREFIX}${mdtidx}
+	local mds=mds$((mdtidx + 1))
 
 	# Wait for copytool to register
 	wait_update_facet $mds \
@@ -3128,13 +3030,10 @@ test_60() {
 		error "could not archive file"
 
 	local agent=$(facet_active_host $SINGLEAGT)
-	local prefix=$TESTLOG_PREFIX
-	[[ -z "$TESTNAME" ]] || prefix=$prefix.$TESTNAME
-	local copytool_log=$prefix.copytool_log.$agent.log
-
+	local logfile=$(copytool_logfile $SINGLEAGT)
 
 	wait_update $agent \
-	    "grep -o start.copy $copytool_log" "start copy" 100 ||
+	    "grep -o start.copy \"$logfile\"" "start copy" 100 ||
 		error "copytool failed to start"
 
 	local cmd="$LCTL get_param -n ${mdt}.hsm.active_requests"
@@ -3147,7 +3046,7 @@ test_60() {
 	echo -n "Expecting a progress update within $progress_timeout seconds... "
 	while [ true ]; do
 		RESULT=$(do_node $(facet_active_host $mds) "$cmd")
-		if [ $RESULT -gt 0 ]; then
+		if [ -n "$RESULT" ] && [ "$RESULT" -gt 0 ]; then
 			echo "$RESULT bytes copied in $WAIT seconds."
 			break
 		elif [ $WAIT -ge $progress_timeout ]; then
@@ -3166,19 +3065,32 @@ test_60() {
 		error "Expected progress update after at least $interval seconds"
 	fi
 
-	cdt_clear_no_retry
-	copytool_cleanup
+	echo "Wait for on going archive hsm action to complete"
+	wait_update $agent "grep -o copied \"$logfile\"" "copied" 10 ||
+		echo "File archiving not completed even after 10 secs"
 }
 run_test 60 "Changing progress update interval from default"
 
+test_61() {
+	# test needs a running copytool
+	copytool setup
+
+	mkdir -p $DIR/$tdir
+	local f=$DIR/$tdir/$tfile
+	local fid=$(copy_file /etc/passwd $f)
+	cdt_disable
+	$LFS hsm_archive --archive $HSM_ARCHIVE_NUMBER $f
+	rm -f $f
+	cdt_enable
+	wait_request_state $fid ARCHIVE FAILED
+}
+run_test 61 "Waiting archive of a removed file should fail"
+
 test_70() {
 	# test needs a new running copytool
-	copytool_cleanup
+	stack_trap copytool_monitor_cleanup EXIT
 	copytool_monitor_setup
-	HSMTOOL_EVENT_FIFO=$HSMTOOL_MONITOR_DIR/fifo copytool_setup
-
-	# Just start and stop the copytool to generate events.
-	cdt_clear_no_retry
+	copytool setup --event-fifo "$HSMTOOL_MONITOR_DIR/fifo"
 
 	# Wait for the copytool to register.
 	wait_update --verbose $(facet_active_host mds1) \
@@ -3186,7 +3098,8 @@ test_70() {
 		uuid 100 ||
 		error "copytool failed to register with MDT0000"
 
-	copytool_cleanup
+	kill_copytools
+	wait_copytools || error "Copytools failed to stop"
 
 	local REGISTER_EVENT
 	local UNREGISTER_EVENT
@@ -3212,7 +3125,6 @@ test_70() {
 		error "Copytool failed to send unregister event to FIFO"
 	fi
 
-	copytool_monitor_cleanup
 	echo "Register/Unregister events look OK."
 }
 run_test 70 "Copytool logs JSON register/unregister events to FIFO"
@@ -3222,16 +3134,17 @@ test_71() {
 	local interval=5
 
 	# test needs a new running copytool
-	copytool_cleanup
+	stack_trap copytool_monitor_cleanup EXIT
 	copytool_monitor_setup
-	HSMTOOL_UPDATE_INTERVAL=$interval \
-	HSMTOOL_EVENT_FIFO=$HSMTOOL_MONITOR_DIR/fifo copytool_setup
+	copytool setup --update-interval $interval --event-fifo \
+		"$HSMTOOL_MONITOR_DIR/fifo"
+
+	stack_trap "cdt_clear_no_retry" EXIT
+	# Just start and stop the copytool to generate events.
+	cdt_clear_no_retry
 
-	mkdir -p $DIR/$tdir
 	local f=$DIR/$tdir/$tfile
-	local fid
-	fid=$(make_large_for_progress $f)
-	[ $? != 0 ] && skip "not enough free space" && return
+	local fid=$(create_small_file "$f")
 
 	$LFS hsm_archive --archive $HSM_ARCHIVE_NUMBER $f ||
 		error "could not archive file"
@@ -3240,8 +3153,11 @@ test_71() {
 	local expected_fields="event_time data_fid source_fid"
 	expected_fields+=" total_bytes current_bytes"
 
-	local START_EVENT
-	local FINISH_EVENT
+	local -A events=(
+		[ARCHIVE_START]=false
+		[ARCHIVE_FINISH]=false
+		[ARCHIVE_RUNNING]=false
+		)
 	while read event; do
 		# Make sure we're not getting anything from previous events.
 		for field in $expected_fields; do
@@ -3254,15 +3170,9 @@ test_71() {
 		fi
 		eval $parsed
 
-		if [ $event_type == "ARCHIVE_START" ]; then
-			START_EVENT=$event
-			continue
-		elif [ $event_type == "ARCHIVE_FINISH" ]; then
-			FINISH_EVENT=$event
-			continue
-		elif [ $event_type != "ARCHIVE_RUNNING" ]; then
-			continue
-		fi
+		events["$event_type"]=true
+
+		[ "$event_type" != ARCHIVE_RUNNING ] && continue
 
 		# Do some simple checking of the progress update events.
 		for expected_field in $expected_fields; do
@@ -3271,30 +3181,20 @@ test_71() {
 			fi
 		done
 
-		if [ $total_bytes -eq 0 ]; then
-			error "Expected total_bytes to be > 0"
-		fi
+		[ $total_bytes -gt 0 ] || error "Expected total_bytes to be > 0"
 
-		# These should be identical throughout an archive
-		# operation.
-		if [ $source_fid != $data_fid ]; then
+		# These should be identical throughout an archive operation
+		[ $source_fid == $data_fid ] ||
 			error "Expected source_fid to equal data_fid"
-		fi
 	done < <(echo $"$(get_copytool_event_log)")
 
-	if [ -z "$START_EVENT" ]; then
-		error "Copytool failed to send archive start event to FIFO"
-	fi
-
-	if [ -z "$FINISH_EVENT" ]; then
-		error "Copytool failed to send archive finish event to FIFO"
-	fi
+	# Check we received every type of events we were expecting
+	for event in "${!events[@]}"; do
+		${events["$event"]} ||
+			error "Copytool failed to send '$event' event to FIFO"
+	done
 
 	echo "Archive events look OK."
-
-	cdt_clear_no_retry
-	copytool_cleanup
-	copytool_monitor_cleanup
 }
 run_test 71 "Copytool logs JSON archive events to FIFO"
 
@@ -3303,10 +3203,10 @@ test_72() {
 	local interval=5
 
 	# test needs a new running copytool
-	copytool_cleanup
+	stack_trap copytool_monitor_cleanup EXIT
 	copytool_monitor_setup
-	HSMTOOL_UPDATE_INTERVAL=$interval \
-	HSMTOOL_EVENT_FIFO=$HSMTOOL_MONITOR_DIR/fifo copytool_setup
+	copytool setup --update-interval $interval --event-fifo \
+		"$HSMTOOL_MONITOR_DIR/fifo"
 	local test_file=$HSMTOOL_MONITOR_DIR/file
 
 	local cmd="dd if=/dev/urandom of=$test_file count=16 bs=1000000 "
@@ -3317,7 +3217,7 @@ test_72() {
 
 	mkdir -p $DIR/$tdir
 	local f=$DIR/$tdir/$tfile
-	import_file $tdir/$tfile $f
+	copytool import $tdir/$tfile $f
 	f=$DIR2/$tdir/$tfile
 	echo "Verifying released state: "
 	check_hsm_flags $f "0x0000000d"
@@ -3392,12 +3292,6 @@ test_72() {
 	fi
 
 	echo "Restore events look OK."
-
-	cdt_clear_no_retry
-	copytool_cleanup
-	copytool_monitor_cleanup
-
-	rm -rf $test_dir
 }
 run_test 72 "Copytool logs JSON restore events to FIFO"
 
@@ -3413,26 +3307,19 @@ test_90() {
 		fid=$(copy_file /etc/hosts $f.$i)
 		echo $f.$i >> $FILELIST
 	done
-	# force copytool to use a local/temp archive dir to ensure best
-	# performance vs remote/NFS mounts used in auto-tests
-	if do_facet $SINGLEAGT "df --local $HSM_ARCHIVE" >/dev/null 2>&1 ; then
-		copytool_setup
-	else
-		local dai=$(get_hsm_param default_archive_id)
-		copytool_setup $SINGLEAGT $MOUNT $dai $TMP/$tdir
-	fi
+
+	copytool setup
 	# to be sure wait_all_done will not be mislead by previous tests
 	cdt_purge
 	wait_for_grace_delay
 	$LFS hsm_archive --filelist $FILELIST ||
 		error "cannot archive a file list"
-	wait_all_done 100
+	wait_all_done 200
 	$LFS hsm_release --filelist $FILELIST ||
 		error "cannot release a file list"
 	$LFS hsm_restore --filelist $FILELIST ||
 		error "cannot restore a file list"
-	wait_all_done 100
-	copytool_cleanup
+	wait_all_done 200
 }
 run_test 90 "Archive/restore a file list"
 
@@ -3475,7 +3362,7 @@ run_test 102 "Verify coordinator control"
 
 test_103() {
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
 	local i=""
 	local fid=""
@@ -3494,42 +3381,35 @@ test_103() {
 			grep -v CANCELED | grep -v SUCCEED | grep -v FAILED")
 
 	[[ -z "$res" ]] || error "Some request have not been canceled"
-
-	copytool_cleanup
 }
 run_test 103 "Purge all requests"
 
 DATA=CEA
 DATAHEX='[434541]'
 test_104() {
-	# test needs a running copytool
-	copytool_setup
-
-	mkdir -p $DIR/$tdir
 	local f=$DIR/$tdir/$tfile
-	local fid
-	fid=$(make_large_for_progress $f)
-	[ $? != 0 ] && skip "not enough free space" && return
+	local fid=$(create_empty_file "$f")
 
-	# if cdt is on, it can serve too quickly the request
-	cdt_disable
 	$LFS hsm_archive --archive $HSM_ARCHIVE_NUMBER --data $DATA $f
 	local data1=$(do_facet $SINGLEMDS "$LCTL get_param -n\
 			$HSM_PARAM.actions |\
 			grep $fid | cut -f16 -d=")
-	cdt_enable
 
 	[[ "$data1" == "$DATAHEX" ]] ||
 		error "Data field in records is ($data1) and not ($DATAHEX)"
 
-	copytool_cleanup
+	cdt_purge
 }
 run_test 104 "Copy tool data field"
 
 test_105() {
+	local max_requests=$(get_hsm_param max_requests)
 	mkdir -p $DIR/$tdir
 	local i=""
 
+	stack_trap "set_hsm_param max_requests $max_requests" EXIT
+	set_hsm_param max_requests 300
+
 	cdt_disable
 	for i in $(seq -w 1 10); do
 		cp /etc/passwd $DIR/$tdir/$i
@@ -3539,6 +3419,7 @@ test_105() {
 			$HSM_PARAM.actions |\
 			grep WAITING | wc -l")
 	cdt_restart
+
 	cdt_disable
 	local reqcnt2=$(do_facet $SINGLEMDS "$LCTL get_param -n\
 			$HSM_PARAM.actions |\
@@ -3551,69 +3432,9 @@ test_105() {
 }
 run_test 105 "Restart of coordinator"
 
-get_agent_by_uuid_mdt() {
-	local uuid=$1
-	local mdtidx=$2
-	local mds=mds$(($mdtidx + 1))
-	do_facet $mds "$LCTL get_param -n ${MDT_PREFIX}${mdtidx}.hsm.agents |\
-		 grep $uuid"
-}
-
-check_agent_registered_by_mdt() {
-	local uuid=$1
-	local mdtidx=$2
-	local mds=mds$(($mdtidx + 1))
-	local agent=$(get_agent_by_uuid_mdt $uuid $mdtidx)
-	if [[ ! -z "$agent" ]]; then
-		echo "found agent $agent on $mds"
-	else
-		error "uuid $uuid not found in agent list on $mds"
-	fi
-}
-
-check_agent_unregistered_by_mdt() {
-	local uuid=$1
-	local mdtidx=$2
-	local mds=mds$(($mdtidx + 1))
-	local agent=$(get_agent_by_uuid_mdt $uuid $mdtidx)
-	if [[ -z "$agent" ]]; then
-		echo "uuid not found in agent list on $mds"
-	else
-		error "uuid found in agent list on $mds: $agent"
-	fi
-}
-
-check_agent_registered() {
-	local uuid=$1
-	local mdsno
-	for mdsno in $(seq 1 $MDSCOUNT); do
-		check_agent_registered_by_mdt $uuid $((mdsno - 1))
-	done
-}
-
-check_agent_unregistered() {
-	local uuid=$1
-	local mdsno
-	for mdsno in $(seq 1 $MDSCOUNT); do
-		check_agent_unregistered_by_mdt $uuid $((mdsno - 1))
-	done
-}
-
-get_agent_uuid() {
-	local agent=${1:-$(facet_active_host $SINGLEAGT)}
-
-	# Lustre mount-point is mandatory and last parameter on
-	# copytool cmd-line.
-	local mntpnt=$(do_rpc_nodes $agent pgrep -fl $HSMTOOL_BASE |
-		       grep -v pgrep | awk '{print $NF}')
-	[ -n "$mntpnt" ] || error "Found no Agent or with no mount-point "\
-				  "parameter"
-	do_rpc_nodes $agent get_client_uuid $mntpnt | cut -d' ' -f2
-}
-
 test_106() {
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
 	local uuid=$(get_agent_uuid $(facet_active_host $SINGLEAGT))
 
@@ -3621,20 +3442,22 @@ test_106() {
 
 	search_copytools || error "No copytool found"
 
-	copytool_cleanup
+	kill_copytools
+	wait_copytools || error "Copytool failed to stop"
+
 	check_agent_unregistered $uuid
 
-	copytool_setup
+	copytool setup
 	uuid=$(get_agent_uuid $(facet_active_host $SINGLEAGT))
 	check_agent_registered $uuid
-
-	copytool_cleanup
 }
 run_test 106 "Copytool register/unregister"
 
 test_107() {
+	[ "$CLIENTONLY" ] && skip "CLIENTONLY mode" && return
+
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 	# create and archive file
 	mkdir -p $DIR/$tdir
 	local f1=$DIR/$tdir/$tfile
@@ -3649,7 +3472,6 @@ test_107() {
 	$LFS hsm_archive --archive $HSM_ARCHIVE_NUMBER $f2
 	# main check of this sanity: this request MUST succeed
 	wait_request_state $fid ARCHIVE SUCCEED
-	copytool_cleanup
 }
 run_test 107 "Copytool re-register after MDS restart"
 
@@ -3690,14 +3512,14 @@ run_test 109 "Policy display/change"
 
 test_110a() {
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
 	mkdir -p $DIR/$tdir
 
 	copy2archive /etc/passwd $tdir/$tfile
 
 	local f=$DIR/$tdir/$tfile
-	import_file $tdir/$tfile $f
+	copytool import $tdir/$tfile $f
 	local fid=$(path2fid $f)
 
 	cdt_set_non_blocking_restore
@@ -3712,14 +3534,12 @@ test_110a() {
 	[[ $st == 1 ]] ||
 		error "md5sum returns $st != 1, "\
 			"should also perror ENODATA (No data available)"
-
-	copytool_cleanup
 }
 run_test 110a "Non blocking restore policy (import case)"
 
 test_110b() {
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
 	mkdir -p $DIR/$tdir
 	local f=$DIR/$tdir/$tfile
@@ -3740,21 +3560,19 @@ test_110b() {
 	[[ $st == 1 ]] ||
 		error "md5sum returns $st != 1, "\
 			"should also perror ENODATA (No data available)"
-
-	copytool_cleanup
 }
 run_test 110b "Non blocking restore policy (release case)"
 
 test_111a() {
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
 	mkdir -p $DIR/$tdir
 	copy2archive /etc/passwd $tdir/$tfile
 
 	local f=$DIR/$tdir/$tfile
 
-	import_file $tdir/$tfile $f
+	copytool import $tdir/$tfile $f
 	local fid=$(path2fid $f)
 
 	cdt_set_no_retry
@@ -3770,19 +3588,18 @@ test_111a() {
 
 	# Test result
 	[[ $st == 0 ]] || error "Restore does not failed"
-
-	copytool_cleanup
 }
 run_test 111a "No retry policy (import case), restore will error"\
 	      " (No such file or directory)"
 
 test_111b() {
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
 	mkdir -p $DIR/$tdir
 	local f=$DIR/$tdir/$tfile
 	local fid=$(copy_file /etc/passwd $f)
+	stack_trap cdt_clear_no_retry EXIT
 	cdt_set_no_retry
 	$LFS hsm_archive --archive $HSM_ARCHIVE_NUMBER $f
 	wait_request_state $fid ARCHIVE SUCCEED
@@ -3794,20 +3611,15 @@ test_111b() {
 	wait_request_state $fid RESTORE FAILED
 	local st=$?
 
-	# cleanup
-	cdt_clear_no_retry
-
 	# Test result
 	[[ $st == 0 ]] || error "Restore does not failed"
-
-	copytool_cleanup
 }
 run_test 111b "No retry policy (release case), restore will error"\
 	      " (No such file or directory)"
 
 test_112() {
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
 	mkdir -p $DIR/$tdir
 	local f=$DIR/$tdir/$tfile
@@ -3818,49 +3630,80 @@ test_112() {
 	echo $l
 	local res=$(echo $l | cut -f 2- -d" " | grep ARCHIVE)
 
-	# cleanup
 	cdt_enable
 	wait_request_state $fid ARCHIVE SUCCEED
 
 	# Test result
 	[[ ! -z "$res" ]] || error "action is $l which is not an ARCHIVE"
-
-	copytool_cleanup
 }
 run_test 112 "State of recorded request"
 
-test_200() {
-	# test needs a running copytool
-	copytool_setup
+test_113() {
+	local file1=$DIR/$tdir/$tfile
+	local file2=$DIR2/$tdir/$tfile
 
-	mkdir -p $DIR/$tdir
+	local fid=$(create_small_sync_file $file1)
+
+	stack_trap "zconf_umount \"$(facet_host $SINGLEAGT)\" \"$MOUNT3\"" EXIT
+	zconf_mount "$(facet_host $SINGLEAGT)" "$MOUNT3" ||
+		error "cannot mount '$MOUNT3' on '$SINGLEAGT'"
+
+	copytool setup -m  "$MOUNT3"
+
+	do_nodes $(comma_list $(nodes_list)) $LCTL clear
+
+	$LFS hsm_archive $file1 || error "Fail to archive $file1"
+	wait_request_state $fid ARCHIVE SUCCEED
+
+	$LFS hsm_release $file1
+	echo "Verifying released state: "
+	check_hsm_flags $file1 "0x0000000d"
+
+	multiop_bg_pause $file1 oO_WRONLY:O_APPEND:_w4c || error "multiop failed"
+	MULTIPID=$!
+	stat $file2 &
+	kill -USR1 $MULTIPID
+
+	wait
+	sync
+
+	local size1=$(stat -c "%s" $file1)
+	local size2=$(stat -c "%s" $file2)
+
+	[ $size1 -eq $size2 ] || error "sizes are different $size1 $size2"
+}
+run_test 113 "wrong stat after restore"
+
+test_200() {
 	local f=$DIR/$tdir/$tfile
-	local fid
-	fid=$(make_large_for_cancel $f)
-	[ $? != 0 ] && skip "not enough free space" && return
+	local fid=$(create_empty_file "$f")
+
+	copytool setup
+
+	# Prevent archive from completing
+	copytool_suspend
 
-	# test with cdt on is made in test_221
-	cdt_disable
 	$LFS hsm_archive --archive $HSM_ARCHIVE_NUMBER $f
 	# wait archive to register at CDT
-	wait_request_state $fid ARCHIVE WAITING
-	$LFS hsm_cancel $f
-	cdt_enable
+	wait_request_state $fid ARCHIVE STARTED
+
+	# Cancel the archive
+	$LFS hsm_cancel "$f"
+
 	wait_request_state $fid ARCHIVE CANCELED
-	wait_request_state $fid CANCEL SUCCEED
 
-	copytool_cleanup
+	copytool_continue
+	wait_request_state $fid CANCEL SUCCEED
 }
 run_test 200 "Register/Cancel archive"
 
 test_201() {
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
-	mkdir -p $DIR/$tdir
 	local f=$DIR/$tdir/$tfile
-	make_archive $tdir/$tfile
-	import_file $tdir/$tfile $f
+	create_archive_file $tdir/$tfile
+	copytool import $tdir/$tfile $f
 	local fid=$(path2fid $f)
 
 	# test with cdt on is made in test_222
@@ -3872,122 +3715,133 @@ test_201() {
 	cdt_enable
 	wait_request_state $fid RESTORE CANCELED
 	wait_request_state $fid CANCEL SUCCEED
-
-	copytool_cleanup
 }
 run_test 201 "Register/Cancel restore"
 
 test_202() {
-	# test needs a running copytool
-	copytool_setup
-
-	mkdir -p $DIR/$tdir
 	local f=$DIR/$tdir/$tfile
-	local fid
-	fid=$(make_large_for_progress $f)
-	[ $? != 0 ] && skip "not enough free space" && return
+	local fid=$(create_empty_file "$f")
+
+	# test needs a running copytool
+	copytool setup
 
 	$LFS hsm_archive --archive $HSM_ARCHIVE_NUMBER $f
 	wait_request_state $fid ARCHIVE SUCCEED
 
-	cdt_disable
+	copytool_suspend
 	$LFS hsm_remove $f
 	# wait remove to register at CDT
-	wait_request_state $fid REMOVE WAITING
+	wait_request_state $fid REMOVE STARTED
 	$LFS hsm_cancel $f
-	cdt_enable
-	wait_request_state $fid REMOVE CANCELED
 
-	copytool_cleanup
+	wait_request_state $fid REMOVE CANCELED
 }
 run_test 202 "Register/Cancel remove"
 
-test_220() {
+test_220A() { # was test_220
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
 	mkdir -p $DIR/$tdir
 
 	local f=$DIR/$tdir/$tfile
 	local fid=$(copy_file /etc/passwd $f)
 
-	changelog_setup
+	changelog_register
 
 	$LFS hsm_archive --archive $HSM_ARCHIVE_NUMBER $f
 	wait_request_state $fid ARCHIVE SUCCEED
 
-	local flags=$(changelog_get_flags ${MDT[0]} HSM $fid | tail -1)
-	changelog_cleanup
-
-	local target=0x0
-	[[ $flags == $target ]] || error "Changelog flag is $flags not $target"
-
-	copytool_cleanup
+	changelog_find -type HSM -target-fid $fid -flags 0x0 ||
+		error "The expected changelog was not emitted"
 }
-run_test 220 "Changelog for archive"
+run_test 220A "Changelog for archive"
 
-test_221() {
+test_220a() {
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
 	mkdir -p $DIR/$tdir
 
 	local f=$DIR/$tdir/$tfile
-	local fid
-	fid=$(make_large_for_cancel $f)
-	[ $? != 0 ] && skip "not enough free space" && return
+	local fid=$(copy_file /etc/passwd $f)
+
+	changelog_register
+
+	# block copytool operations to allow for HSM request to be
+	# submitted and file be unlinked (CDT will find object removed)
+	copytool_suspend
+
+	$LFS hsm_archive --archive $HSM_ARCHIVE_NUMBER $f
+
+	# wait request to reach CT
+	wait_request_state $fid ARCHIVE STARTED
+
+	rm -f $f
+
+	copytool_continue
+
+	wait_request_state $fid ARCHIVE FAILED
 
-	changelog_setup
+	# HE_ARCHIVE|ENOENT
+	changelog_find -type HSM -target-fid $fid -flags 0x2 ||
+		error "The expected changelog was not emitted"
+}
+run_test 220a "Changelog for failed archive"
+
+test_221() {
+	local f=$DIR/$tdir/$tfile
+	local fid=$(create_empty_file "$f")
 
+	copytool setup -b 1
+	changelog_register
+
+	# Prevent archive from completing
+	copytool_suspend
 	$LFS hsm_archive --archive $HSM_ARCHIVE_NUMBER $f
 	wait_request_state $fid ARCHIVE STARTED
+
 	$LFS hsm_cancel $f
 	wait_request_state $fid ARCHIVE CANCELED
-	wait_request_state $fid CANCEL SUCCEED
-
-	local flags=$(changelog_get_flags ${MDT[0]} HSM $fid | tail -1)
 
-	local target=0x7d
-	[[ $flags == $target ]] || error "Changelog flag is $flags not $target"
+	copytool_continue
+	wait_request_state $fid CANCEL SUCCEED
 
-	cleanup
+	changelog_find -type HSM -target-fid $fid -flags 0x7d ||
+		error "The expected changelog was not emitted"
 }
 run_test 221 "Changelog for archive canceled"
 
 test_222a() {
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
 	mkdir -p $DIR/$tdir
 	copy2archive /etc/passwd $tdir/$tfile
 
 	local f=$DIR/$tdir/$tfile
-	import_file $tdir/$tfile $f
+	copytool import $tdir/$tfile $f
 	local fid=$(path2fid $f)
 
-	changelog_setup
+	changelog_register
 
 	$LFS hsm_restore $f
 	wait_request_state $fid RESTORE SUCCEED
 
-	local flags=$(changelog_get_flags ${MDT[0]} HSM $fid | tail -1)
-
-	local target=0x80
-	[[ $flags == $target ]] || error "Changelog flag is $flags not $target"
-
-	cleanup
+	changelog_find -type HSM -target-fid $fid -flags 0x80 ||
+		error "The expected changelog was not emitted"
 }
 run_test 222a "Changelog for explicit restore"
 
 test_222b() {
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
 	mkdir -p $DIR/$tdir
 	local f=$DIR/$tdir/$tfile
 	local fid=$(copy_file /etc/passwd $f)
 
-	changelog_setup
+	changelog_register
 	$LFS hsm_archive --archive $HSM_ARCHIVE_NUMBER $f
 	wait_request_state $fid ARCHIVE SUCCEED
 	$LFS hsm_release $f
@@ -3996,145 +3850,210 @@ test_222b() {
 
 	wait_request_state $fid RESTORE SUCCEED
 
-	local flags=$(changelog_get_flags ${MDT[0]} HSM $fid | tail -1)
-
-	local target=0x80
-	[[ $flags == $target ]] || error "Changelog flag is $flags not $target"
-
-	cleanup
+	changelog_find -type HSM -target-fid $fid -flags 0x80 ||
+		error "The expected changelog was not emitted"
 }
 run_test 222b "Changelog for implicit restore"
 
-test_223a() {
+test_222c() {
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
 	mkdir -p $DIR/$tdir
+	copy2archive /etc/passwd $tdir/$tfile
 
 	local f=$DIR/$tdir/$tfile
-	make_archive $tdir/$tfile
+	copytool import $tdir/$tfile $f
+	local fid=$(path2fid $f)
 
-	changelog_setup
+	changelog_register
 
-	import_file $tdir/$tfile $f
-	local fid=$(path2fid $f)
+	# block copytool operations to allow for HSM request to be
+	# submitted and file be unlinked (CDT will find object removed)
+	copytool_suspend
 
 	$LFS hsm_restore $f
+
+	# wait request to reach CT
 	wait_request_state $fid RESTORE STARTED
-	$LFS hsm_cancel $f
-	wait_request_state $fid RESTORE CANCELED
-	wait_request_state $fid CANCEL SUCCEED
 
-	local flags=$(changelog_get_flags ${MDT[0]} HSM $fid | tail -1)
+	rm -f $f
+
+	copytool_continue
 
-	local target=0xfd
-	[[ $flags == $target ]] ||
-		error "Changelog flag is $flags not $target"
+	wait_request_state $fid RESTORE FAILED
 
-	cleanup
+	# HE_RESTORE|ENOENT
+	changelog_find -type HSM -target-fid $fid -flags 0x82 ||
+		error "The expected changelog was not emitted"
 }
-run_test 223a "Changelog for restore canceled (import case)"
+run_test 222c "Changelog for failed explicit restore"
 
-test_223b() {
+test_222d() {
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
 	mkdir -p $DIR/$tdir
-
 	local f=$DIR/$tdir/$tfile
-	local fid
-	fid=$(make_large_for_progress $f)
-	[ $? != 0 ] && skip "not enough free space" && return
+	local fid=$(copy_file /etc/passwd $f)
 
-	changelog_setup
+	changelog_register
 	$LFS hsm_archive --archive $HSM_ARCHIVE_NUMBER $f
 	wait_request_state $fid ARCHIVE SUCCEED
 	$LFS hsm_release $f
+
+	copytool_remove_backend $fid
+	md5sum $f
+
+	wait_request_state $fid RESTORE FAILED
+
+	# HE_RESTORE|ENOENT
+	changelog_find -type HSM -target-fid $fid -flags 0x82 ||
+		error "The expected changelog was not emitted"
+}
+run_test 222d "Changelog for failed implicit restore"
+
+test_223a() {
+	# test needs a running copytool
+	copytool setup -b 1
+
+	local f=$DIR/$tdir/$tfile
+	create_archive_file $tdir/$tfile
+
+	changelog_register
+
+	copytool import $tdir/$tfile $f
+	local fid=$(path2fid $f)
+
 	$LFS hsm_restore $f
 	wait_request_state $fid RESTORE STARTED
 	$LFS hsm_cancel $f
 	wait_request_state $fid RESTORE CANCELED
 	wait_request_state $fid CANCEL SUCCEED
 
-	local flags=$(changelog_get_flags ${MDT[0]} HSM $fid | tail -1)
+	changelog_find -type HSM -target-fid $fid -flags 0xfd ||
+		error "The expected changelog was not emitted"
+}
+run_test 223a "Changelog for restore canceled (import case)"
+
+test_223b() {
+	local f=$DIR/$tdir/$tfile
+	local fid=$(create_empty_file "$f")
 
-	local target=0xfd
-	[[ $flags == $target ]] ||
-		error "Changelog flag is $flags not $target"
+	copytool setup -b 1
+	changelog_register
 
-	cleanup
+	$LFS hsm_archive --archive $HSM_ARCHIVE_NUMBER $f
+	wait_request_state $fid ARCHIVE SUCCEED
+	$LFS hsm_release $f
+
+	# Prevent restore from completing
+	copytool_suspend
+	$LFS hsm_restore $f
+	wait_request_state $fid RESTORE STARTED
+
+	$LFS hsm_cancel $f
+	wait_request_state $fid RESTORE CANCELED
+
+	copytool_continue
+	wait_request_state $fid CANCEL SUCCEED
+
+	changelog_find -type HSM -target-fid $fid -flags 0xfd ||
+		error "The expected changelog was not emitted"
 }
 run_test 223b "Changelog for restore canceled (release case)"
 
-test_224() {
+test_224A() { # was test_224
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
 	mkdir -p $DIR/$tdir
 
 	local f=$DIR/$tdir/$tfile
 	local fid=$(copy_file /etc/passwd $f)
 
-	changelog_setup
+	changelog_register
 	$LFS hsm_archive --archive $HSM_ARCHIVE_NUMBER $f
 	wait_request_state $fid ARCHIVE SUCCEED
 
 	$LFS hsm_remove $f
 	wait_request_state $fid REMOVE SUCCEED
 
-	local flags=$(changelog_get_flags ${MDT[0]} HSM $fid | tail -n 1)
+	changelog_find -type HSM -target-fid $fid -flags 0x200 ||
+		error "The expected changelog was not emitted"
+}
+run_test 224A "Changelog for remove"
+
+test_224a() {
+	# test needs a running copytool
+	copytool setup
+
+	mkdir -p $DIR/$tdir
 
-	local target=0x200
-	[[ $flags == $target ]] ||
-		error "Changelog flag is $flags not $target"
+	local f=$DIR/$tdir/$tfile
+	local fid=$(copy_file /etc/passwd $f)
+
+	changelog_register
+	$LFS hsm_archive --archive $HSM_ARCHIVE_NUMBER $f
+	wait_request_state $fid ARCHIVE SUCCEED
+
+	copytool_remove_backend $fid
 
-	cleanup
+	# block copytool operations to allow for HSM request to be
+	# submitted and file be unlinked (CDT will find object removed)
+	copytool_suspend
+
+	$LFS hsm_remove $f
+
+	# wait for request to reach CT
+	wait_request_state $fid REMOVE STARTED
+
+	rm -f $f
+
+	copytool_continue
+
+	wait_request_state $fid REMOVE FAILED
+
+	# HE_REMOVE|ENOENT=0x202
+	changelog_find -type HSM -target-fid $fid -flags 0x202 ||
+		error "The expected changelog was not emitted"
 }
-run_test 224 "Changelog for remove"
+run_test 224a "Changelog for failed remove"
 
 test_225() {
-	# test needs a running copytool
-	copytool_setup
-
 	# test is not usable because remove request is too fast
 	# so it is always finished before cancel can be done ...
 	echo "Test disabled"
-	copytool_cleanup
 	return 0
 
-	mkdir -p $DIR/$tdir
+	# test needs a running copytool
+	copytool setup
+
 	local f=$DIR/$tdir/$tfile
-	local fid
-	fid=$(make_large_for_progress $f)
-	[ $? != 0 ] && skip "not enough free space" && return
+	local fid=$(create_empty_file "$f")
 
-	changelog_setup
+	changelog_register
 	$LFS hsm_archive --archive $HSM_ARCHIVE_NUMBER $f
 	wait_request_state $fid ARCHIVE SUCCEED
 
-	# if cdt is on, it can serve too quickly the request
-	cdt_disable
+	# Prevent restore from completing
+	copytool_suspend
 	$LFS hsm_remove $f
+
 	$LFS hsm_cancel $f
-	cdt_enable
 	wait_request_state $fid REMOVE CANCELED
-	wait_request_state $fid CANCEL SUCCEED
 
-	flags=$(changelog_get_flags ${MDT[0]} RENME $fid2)
-	local flags=$($LFS changelog ${MDT[0]} | grep HSM | grep $fid |
-		tail -n 1 | awk '{print $5}')
-
-	local target=0x27d
-	[[ $flags == $target ]] ||
-		error "Changelog flag is $flags not $target"
+	copytool_continue
+	wait_request_state $fid CANCEL SUCCEED
 
-	cleanup
+	changelog_find -type HSM -target-fid $fid -flags 0x27d
+		error "The expected changelog was not emitted"
 }
 run_test 225 "Changelog for remove canceled"
 
 test_226() {
 	# test needs a running copytool
-	copytool_setup
+	copytool setup
 
 	mkdir -p $DIR/$tdir
 
@@ -4145,7 +4064,7 @@ test_226() {
 	local fid2=$(copy_file /etc/passwd $f2)
 	copy_file /etc/passwd $f3
 
-	changelog_setup
+	changelog_register
 	$LFS hsm_archive --archive $HSM_ARCHIVE_NUMBER $f1
 	wait_request_state $fid1 ARCHIVE SUCCEED
 
@@ -4154,192 +4073,602 @@ test_226() {
 
 	rm $f1 || error "rm $f1 failed"
 
-	local flags=$(changelog_get_flags ${MDT[0]} UNLNK $fid1)
-
-	local target=0x3
-	[[ $flags == $target ]] ||
-		error "Changelog flag is $flags not $target"
+	changelog_dump
+	changelog_find -type UNLNK -target-fid $fid1 -flags 0x3 ||
+		error "The expected changelog was not emitted"
 
 	mv $f3 $f2 || error "mv $f3 $f2 failed"
 
-	flags=$(changelog_get_flags ${MDT[0]} RENME $fid2)
+	changelog_find -type RENME -target-fid $fid2 -flags 0x3 ||
+		error "The expected changelog was not emitted"
+}
+run_test 226 "changelog for last rm/mv with exiting archive"
+
+# This is just a utility function to clarify what test_227 does
+__test_227()
+{
+	local target=0x280
 
-	target=0x3
-	[[ $flags == $target ]] ||
-		error "Changelog flag is $flags not $target"
+	"$LFS" "$action" --$flag "$file" ||
+		error "Cannot ${action#hsm_} $flag on '$file'"
 
-	cleanup
+	# Only one changelog should be produced
+	local entries="$(changelog_find -type HSM -target-fid $fid)"
+	[ $(wc -l <<< "$entries") -eq $((++count)) ] ||
+		error "lfs $action --$flag '$file' produced more than one" \
+		      "changelog record"
+
+	# Parse the last changelog record
+	local entry="$(tail -n 1 <<< "$entries")"
+	eval local -A changelog=$(changelog2array $entry)
+
+	# Also check the flags match what is expected
+	[[ ${changelog[flags]} == $target ]] ||
+		error "Changelog flag is '${changelog[flags]}', not $target"
 }
-run_test 226 "changelog for last rm/mv with exiting archive"
 
-check_flags_changes() {
-	local f=$1
-	local fid=$2
-	local hsm_flag=$3
-	local fst=$4
-	local cnt=$5
+test_227() {
+	local file="$DIR/$tdir/$tfile"
+	local fid=$(create_empty_file "$file")
+	local count=0
+
+	changelog_register
+
+	for flag in norelease noarchive exists archived lost; do
+		if [ "$flag" == lost ]; then
+			# The flag "lost" only works on an archived file
+			"$LFS" hsm_set --archived "$file"
+			((count++))
+		fi
+
+		action="hsm_set" __test_227
+		action="hsm_clear" __test_227
+	done
+}
+run_test 227 "changelog when explicit setting of HSM flags"
+
+test_228() {
+	# test needs a running copytool
+	copytool setup
+
+	local fid=$(create_small_sync_file $DIR/$tfile)
+	$LFS hsm_archive --archive $HSM_ARCHIVE_NUMBER $DIR/$tfile
+	wait_request_state $fid ARCHIVE SUCCEED
+
+	$LFS hsm_release $DIR/$tfile
+	check_hsm_flags $DIR/$tfile "0x0000000d"
+
+	filefrag $DIR/$tfile | grep " 1 extent found" ||
+		error "filefrag on released file must return only one extent"
+
+	# only newer versions of cp detect sparse files by stat/FIEMAP
+	# (LU-2580)
+	cp --sparse=auto $DIR/$tfile $DIR/$tfile.2 ||
+		error "copying $DIR/$tfile"
+	cmp $DIR/$tfile $DIR/$tfile.2 || error "comparing copied $DIR/$tfile"
+
+	$LFS hsm_release $DIR/$tfile
+	check_hsm_flags $DIR/$tfile "0x0000000d"
+
+	mkdir -p $DIR/$tdir || error "mkdir $tdir failed"
+
+	tar cf - --sparse $DIR/$tfile | tar xvf - -C $DIR/$tdir ||
+		error "tar failed"
+	cmp $DIR/$tfile $DIR/$tdir/$DIR/$tfile ||
+		error "comparing untarred $DIR/$tfile"
+
+	rm -f $DIR/$tfile $DIR/$tfile.2 ||
+		error "rm $DIR/$tfile or $DIR/$tfile.2 failed"
+}
+run_test 228 "On released file, return extend to FIEMAP. For [cp,tar] --sparse"
+
+test_250() {
+	local file="$DIR/$tdir/$tfile"
+
+	# set max_requests to allow one request of each type to be started (3)
+	stack_trap \
+		"set_hsm_param max_requests $(get_hsm_param max_requests)" EXIT
+	set_hsm_param max_requests 3
+	# speed up test
+	stack_trap \
+		"set_hsm_param loop_period $(get_hsm_param loop_period)" EXIT
+	set_hsm_param loop_period 1
+
+	# send 1 requests of each kind twice
+	copytool setup
+	# setup the files
+	for action in archive restore remove; do
+		local filepath="$file"-to-$action
+		local fid=$(create_empty_file "$filepath")
+		local fid2=$(create_empty_file "$filepath".bis)
+
+		if [ "$action" != archive ]; then
+			"$LFS" hsm_archive "$filepath"
+			wait_request_state $fid ARCHIVE SUCCEED
+			"$LFS" hsm_archive "$filepath".bis
+			wait_request_state $fid2 ARCHIVE SUCCEED
+		fi
+		if [ "$action" == restore ]; then
+			"$LFS" hsm_release "$filepath"
+			"$LFS" hsm_release "$filepath".bis
+		fi
+	done
+
+	# suspend the copytool to prevent requests from completing
+	stack_trap "copytool_continue" EXIT
+	copytool_suspend
+
+	# send `max_requests' requests (one of each kind)
+	for action in archive restore remove; do
+		filepath="$file"-to-$action
+		"$LFS" hsm_${action} "$filepath"
+		wait_request_state $(path2fid "$filepath") "${action^^}" STARTED
+	done
+
+	# send another batch of requests
+	for action in archive restore remove; do
+		"$LFS" hsm_${action} "$file-to-$action".bis
+	done
+	# wait for `loop_period' seconds to make sure the coordinator has time
+	# to register those, even though it should not
+	sleep 1
+
+	# only the first batch of request should be started
+	local -i count
+	count=$(do_facet $SINGLEMDS "$LCTL" get_param -n $HSM_PARAM.actions |
+		grep -c STARTED)
+
+	((count == 3)) ||
+		error "expected 3 STARTED requests, found $count"
+}
+run_test 250 "Coordinator max request"
+
+test_251() {
+	local f=$DIR/$tdir/$tfile
+	local fid=$(create_empty_file "$f")
+
+	cdt_disable
+	# to have a short test
+	local old_to=$(get_hsm_param active_request_timeout)
+	set_hsm_param active_request_timeout 1
+	# to be sure the cdt will wake up frequently so
+	# it will be able to cancel the "old" request
+	local old_loop=$(get_hsm_param loop_period)
+	set_hsm_param loop_period 1
+	cdt_enable
+
+	copytool setup
+
+	# Prevent archive from completing
+	copytool_suspend
+	$LFS hsm_archive --archive $HSM_ARCHIVE_NUMBER $f
+	wait_request_state $fid ARCHIVE STARTED
+
+	# Let the request timeout
+	wait_request_state $fid ARCHIVE CANCELED
+
+	set_hsm_param active_request_timeout $old_to
+	set_hsm_param loop_period $old_loop
+}
+run_test 251 "Coordinator request timeout"
+
+test_252() {
+	local f=$DIR/$tdir/$tfile
+	local fid=$(create_empty_file "$f")
+
+	# to have a short test
+	stack_trap "set_hsm_param loop_period $(get_hsm_param loop_period)" EXIT
+	set_hsm_param loop_period 1
+
+	copytool setup
+
+	# Prevent archive from completing
+	copytool_suspend
+	$LFS hsm_archive --archive $HSM_ARCHIVE_NUMBER $f
+	wait_request_state $fid ARCHIVE STARTED
+	rm -f "$f"
+
+	stack_trap "set_hsm_param active_request_timeout \
+		    $(get_hsm_param active_request_timeout)" EXIT
+	set_hsm_param active_request_timeout 1
+
+	wait_request_state $fid ARCHIVE CANCELED
+	copytool_continue
+}
+run_test 252 "Timeout'ed running archive of a removed file should be canceled"
+
+test_253() {
+	local rc
+	# test needs a running copytool
+	copytool setup
+
+	mkdir -p $DIR/$tdir
+	local f=$DIR/$tdir/$tfile
+
+	dd if=/dev/zero of=$f bs=1MB count=10
+	local fid=$(path2fid $f)
+
+	$LFS hsm_archive $f || error "could not archive file"
+	wait_request_state $fid ARCHIVE SUCCEED
+
+	# clear locks to discard inode data
+	cancel_lru_locks osc
+
+	#define OBD_FAIL_MDC_MERGE              0x807
+	$LCTL set_param fail_loc=0x807
+
+	#expect error here, instead of release with wrong size
+	$LFS hsm_release $f
+	rc=$?
+	if ((rc == 0)); then
+		file_size=$(stat -c '%s' $f)
+		if ((file_size != 10485760)); then
+			error "Wrong file size after hsm_release"
+		fi
+	else
+		echo "could not release file"
+	fi
+}
+run_test 253 "Check for wrong file size after release"
+
+test_254a()
+{
+	[ $MDS1_VERSION -lt $(version_code 2.10.56) ] &&
+		skip "need MDS version at least 2.10.56"
+
+	# Check that the counters are initialized to 0
+	local count
+	for request_type in archive restore remove; do
+		count="$(get_hsm_param ${request_type}_count)" ||
+			error "Reading ${request_type}_count failed with $?"
+
+		[ "$count" -eq 0 ] ||
+			error "Expected ${request_type}_count to be " \
+			      "0 != '$count'"
+	done
+}
+run_test 254a "Request counters are initialized to zero"
+
+test_254b()
+{
+	[ $MDS1_VERSION -lt $(version_code 2.10.56) ] &&
+		skip "need MDS version at least 2.10.56"
+
+	# The number of request to launch (at least 32)
+	local request_count=$((RANDOM % 32 + 32))
+	printf "Will launch %i requests of each type\n" "$request_count"
+
+	# Launch a copytool to process requests
+	copytool setup
+
+	# Set hsm.max_requests to allow starting all requests at the same time
+	stack_trap \
+		"set_hsm_param max_requests $(get_hsm_param max_requests)" EXIT
+	set_hsm_param max_requests "$request_count"
+
+	local timeout
+	local count
+	for request_type in archive restore remove; do
+		printf "Checking %s requests\n" "${request_type}"
+		# Suspend the copytool to give us time to read the proc files
+		copytool_suspend
+
+		for ((i = 0; i < $request_count; i++)); do
+			case $request_type in
+			archive)
+				create_empty_file "$DIR/$tdir/$tfile-$i" \
+					>/dev/null 2>&1
+				;;
+			restore)
+				lfs hsm_release "$DIR/$tdir/$tfile-$i"
+				;;
+			esac
+			$LFS hsm_${request_type} "$DIR/$tdir/$tfile-$i"
+		done
+
+		# Give the coordinator 10 seconds to start every request
+		timeout=10
+		while get_hsm_param actions | grep -q WAITING; do
+			sleep 1
+			let timeout-=1
+			[ $timeout -gt 0 ] ||
+				error "${request_type^} requests took too " \
+				      "long to start"
+		done
+
+		count="$(get_hsm_param ${request_type}_count)"
+		[ "$count" -eq "$request_count" ] ||
+			error "Expected '$request_count' (!= '$count') " \
+			      "active $request_type requests"
+
+		# Let the copytool process the requests
+		copytool_continue
+		# Give it 10 seconds maximum
+		timeout=10
+		while get_hsm_param actions | grep -q STARTED; do
+			sleep 1
+			let timeout-=1
+			[ $timeout -gt 0 ] ||
+				error "${request_type^} requests took too " \
+				      "long to complete"
+		done
+
+		count="$(get_hsm_param ${request_type}_count)"
+		[ "$count" -eq 0 ] ||
+			error "Expected 0 (!= '$count') " \
+			      "active $request_type requests"
+	done
+}
+run_test 254b "Request counters are correctly incremented and decremented"
+
+test_255()
+{
+	[ $MDS1_VERSION -lt $(version_code 2.12.0) ] &&
+		skip "Need MDS version at least 2.12.0"
+
+	local file="$DIR/$tdir/$tfile"
+	local fid=$(create_empty_file "$file")
+
+	# How do you make sure the coordinator has consumed any outstanding
+	# event, without triggering an event yourself?
+	#
+	# You wait for a request to disappear from the coordinator's llog.
+
+	# Warning: the setup represents 90% of this test
+
+	# Create and process an HSM request
+	copytool setup
+	"$LFS" hsm_archive "$file"
+	wait_request_state $fid ARCHIVE SUCCEED
+
+	kill_copytools
+	wait_copytools || error "failed to stop copytools"
+
+	# Launch a new HSM request
+	rm "$file"
+	create_empty_file "$file"
+	"$LFS" hsm_archive "$file"
+
+	cdt_shutdown
+
+	# Have the completed request be removed as soon as the cdt wakes up
+	stack_trap "set_hsm_param grace_delay $(get_hsm_param grace_delay)" EXIT
+	set_hsm_param grace_delay 1
+	# (Hopefully, time on the MDS will behave nicely)
+	do_facet $SINGLEMDS sleep 2 &
+
+	# Increase `loop_period' as a mean to prevent the coordinator from
+	# waking itself up to do some housekeeping.
+	stack_trap "set_hsm_param loop_period $(get_hsm_param loop_period)" EXIT
+	set_hsm_param loop_period 1000
+
+	wait $! || error "waiting failed"
+	cdt_enable
+	wait_request_state $fid ARCHIVE ""
+	# The coordinator will not wake up on its own for ~`loop_period' secs...
+
+	# ... Unless a copytool registers. Now the real test begins
+	copytool setup
+	wait_request_state $(path2fid "$file") ARCHIVE SUCCEED
+}
+run_test 255 "Copytool registration wakes the coordinator up"
+
+# tests 260[a-c] rely on the parsing of the copytool's log file, they might
+# break in the future because of that.
+test_260a()
+{
+	[ $MDS1_VERSION -lt $(version_code 2.11.56) ] &&
+		skip "need MDS version 2.11.56 or later"
+
+	local -a files=("$DIR/$tdir/$tfile".{0..15})
+	local file
+
+	for file in "${files[@]}"; do
+		create_small_file "$file"
+	done
+
+	# Set a few hsm parameters
+	stack_trap \
+		"set_hsm_param loop_period $(get_hsm_param loop_period)" EXIT
+	set_hsm_param loop_period 1
+	stack_trap \
+		"set_hsm_param max_requests $(get_hsm_param max_requests)" EXIT
+	set_hsm_param max_requests 3
+
+	# Release one file
+	copytool setup
+	"$LFS" hsm_archive "${files[0]}"
+	wait_request_state "$(path2fid "${files[0]}")" ARCHIVE SUCCEED
+	"$LFS" hsm_release "${files[0]}"
+
+	# Stop the copytool
+	kill_copytools
+	wait_copytools || error "copytools failed to stop"
+
+	# Send several archive requests
+	for file in "${files[@]:1}"; do
+		"$LFS" hsm_archive "$file"
+	done
+
+	# Send one restore request
+	"$LFS" hsm_restore "${files[0]}"
+
+	# Launch a copytool
+	copytool setup
+
+	# Wait for all the requests to complete
+	wait_request_state "$(path2fid "${files[0]}")" RESTORE SUCCEED
+	for file in "${files[@]:1}"; do
+		wait_request_state "$(path2fid "$file")" ARCHIVE SUCCEED
+	done
+
+	# Collect the actions in the order in which the copytool processed them
+	local -a actions=(
+		$(do_facet "$SINGLEAGT" grep -o '\"RESTORE\\|ARCHIVE\"' \
+			"$(copytool_logfile "$SINGLEAGT")")
+		)
+
+	printf '%s\n' "${actions[@]}"
+
+	local action
+	for action in "${actions[@]:0:3}"; do
+		[ "$action" == RESTORE ] && return
+	done
 
-	local target=0x280
-	$LFS hsm_set --$hsm_flag $f ||
-		error "Cannot set $hsm_flag on $f"
-	local flags=($(changelog_get_flags ${MDT[0]} HSM $fid))
-	local seen=${#flags[*]}
-	cnt=$((fst + cnt))
-	[[ $seen == $cnt ]] ||
-		error "set $hsm_flag: Changelog events $seen != $cnt"
-	[[ ${flags[$((cnt - 1))]} == $target ]] ||
-		error "set $hsm_flag: Changelog flags are "\
-			"${flags[$((cnt - 1))]} not $target"
-
-	$LFS hsm_clear --$hsm_flag $f ||
-		error "Cannot clear $hsm_flag on $f"
-	flags=($(changelog_get_flags ${MDT[0]} HSM $fid))
-	seen=${#flags[*]}
-	cnt=$(($cnt + 1))
-	[[ $cnt == $seen ]] ||
-		error "clear $hsm_flag: Changelog events $seen != $cnt"
-
-	[[ ${flags[$((cnt - 1))]} == $target ]] ||
-		error "clear $hsm_flag: Changelog flag is "\
-			"${flags[$((cnt - 1))]} not $target"
+	error "Too many ARCHIVE requests were run before the RESTORE request"
 }
+run_test 260a "Restore request have priority over other requests"
 
-test_227() {
-	# test needs a running copytool
-	copytool_setup
-	changelog_setup
+# This test is very much tied to the implementation of the current priorisation
+# mechanism in the coordinator. It might not make sense to keep it in the future
+test_260b()
+{
+	[ $MDS1_VERSION -lt $(version_code 2.11.56) ] &&
+		skip "need MDS version 2.11.56 or later"
 
-	mkdir -p $DIR/$tdir
-	typeset -a flags
+	local -a files=("$DIR/$tdir/$tfile".{0..15})
+	local file
 
-	for i in norelease noarchive exists archived
-	do
-		local f=$DIR/$tdir/$tfile-$i
-		local fid=$(copy_file /etc/passwd $f)
-		check_flags_changes $f $fid $i 0 1
+	for file in "${files[@]}"; do
+		create_small_file "$file"
 	done
 
-	f=$DIR/$tdir/$tfile---lost
-	fid=$(copy_file /etc/passwd $f)
-	$LFS hsm_archive --archive $HSM_ARCHIVE_NUMBER $f
-	wait_request_state $fid ARCHIVE SUCCEED
-	check_flags_changes $f $fid lost 3 1
-
-	cleanup
-}
-run_test 227 "changelog when explicit setting of HSM flags"
-
-test_228() {
-	# test needs a running copytool
-	copytool_setup
+	# Set a few hsm parameters
+	stack_trap \
+		"set_hsm_param loop_period $(get_hsm_param loop_period)" EXIT
+	set_hsm_param loop_period 1
+	stack_trap \
+		"set_hsm_param max_requests $(get_hsm_param max_requests)" EXIT
+	set_hsm_param max_requests 3
+
+	# Release one file
+	copytool setup --archive-id 2
+	"$LFS" hsm_archive --archive 2 "${files[0]}"
+	wait_request_state "$(path2fid "${files[0]}")" ARCHIVE SUCCEED
+	"$LFS" hsm_release "${files[0]}"
+
+	# Stop the copytool
+	kill_copytools
+	wait_copytools || error "copytools failed to stop"
 
-	local fid=$(make_small_sync $DIR/$tfile)
-	$LFS hsm_archive --archive $HSM_ARCHIVE_NUMBER $DIR/$tfile
-	wait_request_state $fid ARCHIVE SUCCEED
+	# Send several archive requests
+	for file in "${files[@]:1}"; do
+		"$LFS" hsm_archive "$file"
+	done
 
-	$LFS hsm_release $DIR/$tfile
-	check_hsm_flags $DIR/$tfile "0x0000000d"
+	# Send one restore request
+	"$LFS" hsm_restore "${files[0]}"
 
-	filefrag $DIR/$tfile | grep " 1 extent found" ||
-		error "filefrag on released file must return only one extent"
+	# Launch a copytool
+	copytool setup
+	copytool setup --archive-id 2
 
-	# only newer versions of cp detect sparse files by stat/FIEMAP
-	# (LU-2580)
-	cp --sparse=auto $DIR/$tfile $DIR/$tfile.2 ||
-		error "copying $DIR/$tfile"
-	cmp $DIR/$tfile $DIR/$tfile.2 || error "comparing copied $DIR/$tfile"
+	# Wait for all the requests to complete
+	wait_request_state "$(path2fid "${files[0]}")" RESTORE SUCCEED
+	for file in "${files[@]:1}"; do
+		wait_request_state "$(path2fid "$file")" ARCHIVE SUCCEED
+	done
 
-	$LFS hsm_release $DIR/$tfile
-	check_hsm_flags $DIR/$tfile "0x0000000d"
+	# Collect the actions in the order in which the copytool processed them
+	local -a actions=(
+		$(do_facet "$SINGLEAGT" grep -o '\"RESTORE\\|ARCHIVE\"' \
+			"$(copytool_logfile "$SINGLEAGT")")
+		)
 
-	mkdir -p $DIR/$tdir || error "mkdir $tdir failed"
+	printf '%s\n' "${actions[@]}"
 
-	tar cf - --sparse $DIR/$tfile | tar xvf - -C $DIR/$tdir ||
-		error "tar failed"
-	cmp $DIR/$tfile $DIR/$tdir/$DIR/$tfile ||
-		error "comparing untarred $DIR/$tfile"
+	local action
+	for action in "${actions[@]:0:3}"; do
+		[ "$action" == RESTORE ] && return
+	done
 
-	rm -f $DIR/$tfile $DIR/$tfile.2 ||
-		error "rm $DIR/$tfile or $DIR/$tfile.2 failed"
-	copytool_cleanup
+	error "Too many ARCHIVE requests were run before the RESTORE request"
 }
-run_test 228 "On released file, return extend to FIEMAP. For [cp,tar] --sparse"
+run_test 260b "Restore request have priority over other requests"
 
-test_250() {
-	# test needs a running copytool
-	copytool_setup
+# This test is very much tied to the implementation of the current priorisation
+# mechanism in the coordinator. It might not make sense to keep it in the future
+test_260c()
+{
+	[ $MDS1_VERSION -lt $(version_code 2.12.0) ] &&
+		skip "Need MDS version at least 2.12.0"
 
-	mkdir -p $DIR/$tdir
-	local maxrequest=$(get_hsm_param max_requests)
-	local rqcnt=$(($maxrequest * 3))
-	local i=""
+	local -a files=("$DIR/$tdir/$tfile".{0..15})
+	local file
 
-	cdt_disable
-	for i in $(seq -w 1 $rqcnt); do
-		rm -f $DIR/$tdir/$i
-		dd if=/dev/urandom of=$DIR/$tdir/$i bs=1M count=10 conv=fsync
-	done
-	# we do it in 2 steps, so all requests arrive at the same time
-	for i in $(seq -w 1 $rqcnt); do
-		$LFS hsm_archive --archive $HSM_ARCHIVE_NUMBER $DIR/$tdir/$i
+	for file in "${files[@]}"; do
+		create_small_file "$file"
 	done
+
+	# Set a few hsm parameters
+	stack_trap \
+		"set_hsm_param loop_period $(get_hsm_param loop_period)" EXIT
+	set_hsm_param loop_period 1000
+	stack_trap \
+		"set_hsm_param max_requests $(get_hsm_param max_requests)" EXIT
+	set_hsm_param max_requests 3
+
+	# Release one file
+	copytool setup --archive-id 2
+	"$LFS" hsm_archive --archive 2 "${files[0]}"
+	wait_request_state "$(path2fid "${files[0]}")" ARCHIVE SUCCEED
+	"$LFS" hsm_release "${files[0]}"
+
+	# Stop the copytool
+	kill_copytools
+	wait_copytools || error "copytools failed to stop"
+
+	# Force the next coordinator run to do housekeeping
+	cdt_shutdown
 	cdt_enable
-	local cnt=$rqcnt
-	local wt=$rqcnt
-	while [[ $cnt != 0 || $wt != 0 ]]; do
-		sleep 1
-		cnt=$(do_facet $SINGLEMDS "$LCTL get_param -n\
-			$HSM_PARAM.actions |\
-			grep STARTED | grep -v CANCEL | wc -l")
-		[[ $cnt -le $maxrequest ]] ||
-			error "$cnt > $maxrequest too many started requests"
-		wt=$(do_facet $SINGLEMDS "$LCTL get_param\
-			$HSM_PARAM.actions |\
-			grep WAITING | wc -l")
-		echo "max=$maxrequest started=$cnt waiting=$wt"
-	done
 
-	copytool_cleanup
-}
-run_test 250 "Coordinator max request"
+	"$LFS" hsm_archive "${files[1]}"
 
-test_251() {
-	# test needs a running copytool
-	copytool_setup
+	# Launch a copytool
+	copytool setup
+	copytool setup --archive-id 2
 
-	mkdir -p $DIR/$tdir
-	local f=$DIR/$tdir/$tfile
-	local fid
-	fid=$(make_large_for_cancel $f)
-	[ $? != 0 ] && skip "not enough free space" && return
+	wait_request_state "$(path2fid "${files[1]}")" ARCHIVE SUCCEED
+	# The coordinator just did a housekeeping run it won't do another one
+	# for around `loop_period' seconds => requests will not be reordered
+	# if it costs too much (ie. when the coordinator has to discard a whole
+	# hal)
 
-	cdt_disable
-	# to have a short test
-	local old_to=$(get_hsm_param active_request_timeout)
-	set_hsm_param active_request_timeout 4
-	# to be sure the cdt will wake up frequently so
-	# it will be able to cancel the "old" request
-	local old_loop=$(get_hsm_param loop_period)
-	set_hsm_param loop_period 2
-	cdt_enable
+	# Send several archive requests
+	for file in "${files[@]:2}"; do
+		"$LFS" hsm_archive "$file"
+	done
 
-	# clear locks to avoid extra delay caused by flush/cancel
-	# and thus prevent early copytool death to timeout.
-	cancel_lru_locks osc
+	# Send one restore request
+	"$LFS" hsm_restore "${files[0]}"
 
-	$LFS hsm_archive --archive $HSM_ARCHIVE_NUMBER $f
-	wait_request_state $fid ARCHIVE STARTED
-	sleep 5
-	wait_request_state $fid ARCHIVE CANCELED
+	# Wait for all the requests to complete
+	wait_request_state "$(path2fid "${files[0]}")" RESTORE SUCCEED
+	for file in "${files[@]:2}"; do
+		wait_request_state "$(path2fid "$file")" ARCHIVE SUCCEED
+	done
 
-	set_hsm_param active_request_timeout $old_to
-	set_hsm_param loop_period $old_loop
+	# Collect the actions in the order in which the copytool processed them
+	local -a actions=(
+		$(do_facet "$SINGLEAGT" grep -o '\"RESTORE\\|ARCHIVE\"' \
+			"$(copytool_logfile "$SINGLEAGT")")
+		)
 
-	copytool_cleanup
+	printf '%s\n' "${actions[@]}"
+
+	local action
+	for action in "${actions[@]:0:3}"; do
+		[ "$action" == RESTORE ] &&
+			error "Restore requests should not be prioritised" \
+			      "unless the coordinator is doing housekeeping"
+	done
+	return 0
 }
-run_test 251 "Coordinator request timeout"
+run_test 260c "Requests are not reordered on the 'hot' path of the coordinator"
 
 test_300() {
+	[ "$CLIENTONLY" ] && skip "CLIENTONLY mode" && return
+
 	# the only way to test ondisk conf is to restart MDS ...
 	echo "Stop coordinator and remove coordinator state at mount"
 	# stop coordinator
@@ -4367,6 +4696,8 @@ test_300() {
 run_test 300 "On disk coordinator state kept between MDT umount/mount"
 
 test_301() {
+	[ "$CLIENTONLY" ] && skip "CLIENTONLY mode" && return
+
 	local ai=$(get_hsm_param default_archive_id)
 	local new=$((ai + 1))
 
@@ -4382,6 +4713,8 @@ test_301() {
 run_test 301 "HSM tunnable are persistent"
 
 test_302() {
+	[ "$CLIENTONLY" ] && skip "CLIENTONLY mode" && return
+
 	local ai=$(get_hsm_param default_archive_id)
 	local new=$((ai + 1))
 
@@ -4410,7 +4743,7 @@ run_test 302 "HSM tunnable are persistent when CDT is off"
 test_400() {
 	[ $MDSCOUNT -lt 2 ] && skip "needs >= 2 MDTs" && return
 
-	copytool_setup
+	copytool setup
 
 	mkdir -p $DIR/$tdir
 
@@ -4418,12 +4751,14 @@ test_400() {
 	local dir_mdt1=$DIR/$tdir/mdt1
 
 	# create 1 dir per MDT
+	stack_trap "rm -rf $dir_mdt0" EXIT
 	$LFS mkdir -i 0 $dir_mdt0 || error "lfs mkdir"
+	stack_trap "rm -rf $dir_mdt1" EXIT
 	$LFS mkdir -i 1 $dir_mdt1 || error "lfs mkdir"
 
 	# create 1 file in each MDT
-	local fid1=$(make_small $dir_mdt0/$tfile)
-	local fid2=$(make_small $dir_mdt1/$tfile)
+	local fid1=$(create_small_file $dir_mdt0/$tfile)
+	local fid2=$(create_small_file $dir_mdt1/$tfile)
 
 	# check that hsm request on mdt0 is sent to the right MDS
 	$LFS hsm_archive $dir_mdt0/$tfile || error "lfs hsm_archive"
@@ -4434,17 +4769,13 @@ test_400() {
 	$LFS hsm_archive $dir_mdt1/$tfile || error "lfs hsm_archive"
 	wait_request_state $fid2 ARCHIVE SUCCEED 1 &&
 		echo "archive successful on mdt1"
-
-	copytool_cleanup
-	# clean test files and directories
-	rm -rf $dir_mdt0 $dir_mdt1
 }
 run_test 400 "Single request is sent to the right MDT"
 
 test_401() {
 	[ $MDSCOUNT -lt 2 ] && skip "needs >= 2 MDTs" && return
 
-	copytool_setup
+	copytool setup
 
 	mkdir -p $DIR/$tdir
 
@@ -4452,12 +4783,14 @@ test_401() {
 	local dir_mdt1=$DIR/$tdir/mdt1
 
 	# create 1 dir per MDT
+	stack_trap "rm -rf $dir_mdt0" EXIT
 	$LFS mkdir -i 0 $dir_mdt0 || error "lfs mkdir"
+	stack_trap "rm -rf $dir_mdt1" EXIT
 	$LFS mkdir -i 1 $dir_mdt1 || error "lfs mkdir"
 
 	# create 1 file in each MDT
-	local fid1=$(make_small $dir_mdt0/$tfile)
-	local fid2=$(make_small $dir_mdt1/$tfile)
+	local fid1=$(create_small_file $dir_mdt0/$tfile)
+	local fid2=$(create_small_file $dir_mdt1/$tfile)
 
 	# check that compound requests are shunt to the rights MDTs
 	$LFS hsm_archive $dir_mdt0/$tfile $dir_mdt1/$tfile ||
@@ -4466,10 +4799,6 @@ test_401() {
 		echo "archive successful on mdt0"
 	wait_request_state $fid2 ARCHIVE SUCCEED 1 &&
 		echo "archive successful on mdt1"
-
-	copytool_cleanup
-	# clean test files and directories
-	rm -rf $dir_mdt0 $dir_mdt1
 }
 run_test 401 "Compound requests split and sent to their respective MDTs"
 
@@ -4487,14 +4816,11 @@ mdc_change_state() # facet, MDT_pattern, activate|deactivate
 	done
 }
 
-test_402() {
-	# make sure there is no running copytool
-	copytool_cleanup
-
+test_402a() {
 	# deactivate all mdc on agent1
 	mdc_change_state $SINGLEAGT "$FSNAME-MDT000." "deactivate"
 
-	HSMTOOL_NOERROR=true copytool_setup $SINGLEAGT
+	copytool setup --no-fail
 
 	check_agent_unregistered "uuid" # match any agent
 
@@ -4504,20 +4830,42 @@ test_402() {
 	# reactivate MDCs
 	mdc_change_state $SINGLEAGT "$FSNAME-MDT000." "activate"
 }
-run_test 402 "Copytool start fails if all MDTs are inactive"
+run_test 402a "Copytool start fails if all MDTs are inactive"
+
+test_402b() {
+	copytool setup
+
+	mkdir -p $DIR/$tdir
+
+	local f=$DIR/$tdir/$tfile
+	touch $f || error "touch $f failed"
+	local fid=$(path2fid $f)
+
+#define OBD_FAIL_MDS_HSM_CT_REGISTER_NET	0x14d
+	do_facet $SINGLEAGT lctl set_param fail_loc=0x14d
+	$LFS hsm_archive --archive $HSM_ARCHIVE_NUMBER $f
+
+	# give time for CDT to send request and to keep it for retry
+	wait_for_loop_period
+
+	wait_request_state $fid ARCHIVE WAITING
+
+	do_facet $SINGLEAGT lctl set_param fail_loc=0
+
+	# request should succeed now
+	wait_request_state $fid ARCHIVE SUCCEED
+}
+run_test 402b "CDT must retry request upon slow start of CT"
 
 test_403() {
 	[ $MDSCOUNT -lt 2 ] && skip "needs >= 2 MDTs" && return
 
-	# make sure there is no running copytool
-	copytool_cleanup
-
         local agent=$(facet_active_host $SINGLEAGT)
 
 	# deactivate all mdc for MDT0001
 	mdc_change_state $SINGLEAGT "$FSNAME-MDT0001" "deactivate"
 
-	copytool_setup
+	copytool setup
 	local uuid=$(get_agent_uuid $agent)
 	# check the agent is registered on MDT0000, and not on MDT0001
 	check_agent_registered_by_mdt $uuid 0
@@ -4531,24 +4879,23 @@ test_403() {
 
 	# make sure the copytool is now registered to all MDTs
 	check_agent_registered $uuid
-
-	copytool_cleanup
 }
 run_test 403 "Copytool starts with inactive MDT and register on reconnect"
 
 test_404() {
 	[ $MDSCOUNT -lt 2 ] && skip "needs >= 2 MDTs" && return
 
-	copytool_setup
+	copytool setup
 
 	# create files on both MDT0000 and MDT0001
 	mkdir -p $DIR/$tdir
 
 	local dir_mdt0=$DIR/$tdir/mdt0
+	stack_trap "rm -rf $dir_mdt0" EXIT
 	$LFS mkdir -i 0 $dir_mdt0 || error "lfs mkdir"
 
 	# create 1 file on mdt0
-	local fid1=$(make_small $dir_mdt0/$tfile)
+	local fid1=$(create_small_file $dir_mdt0/$tfile)
 
 	# deactivate all mdc for MDT0001
 	mdc_change_state $SINGLEAGT "$FSNAME-MDT0001" "deactivate"
@@ -4562,17 +4909,13 @@ test_404() {
 
 	# reactivate all mdc for MDT0001
 	mdc_change_state $SINGLEAGT "$FSNAME-MDT0001" "activate"
-
-	copytool_cleanup
-	# clean test files and directories
-	rm -rf $dir_mdt0
 }
 run_test 404 "Inactive MDT does not block requests for active MDTs"
 
 test_405() {
 	[ $MDSCOUNT -lt 2 ] && skip "needs >= 2 MDTs" && return
 
-	copytool_setup
+	copytool setup
 
 	mkdir -p $DIR/$tdir
 
@@ -4581,15 +4924,15 @@ test_405() {
 	# create striped dir on all of MDTs
 	$LFS mkdir -i 0 -c $MDSCOUNT $striped_dir || error "lfs mkdir"
 
-	local fid1=$(make_small_sync $striped_dir/${tfile}_0)
-	local fid2=$(make_small_sync $striped_dir/${tfile}_1)
-	local fid3=$(make_small_sync $striped_dir/${tfile}_2)
-	local fid4=$(make_small_sync $striped_dir/${tfile}_3)
+	local fid1=$(create_small_sync_file $striped_dir/${tfile}_0)
+	local fid2=$(create_small_sync_file $striped_dir/${tfile}_1)
+	local fid3=$(create_small_sync_file $striped_dir/${tfile}_2)
+	local fid4=$(create_small_sync_file $striped_dir/${tfile}_3)
 
-	local idx1=$($LFS getstripe -M $striped_dir/${tfile}_0)
-	local idx2=$($LFS getstripe -M $striped_dir/${tfile}_1)
-	local idx3=$($LFS getstripe -M $striped_dir/${tfile}_2)
-	local idx4=$($LFS getstripe -M $striped_dir/${tfile}_3)
+	local idx1=$($LFS getstripe -m $striped_dir/${tfile}_0)
+	local idx2=$($LFS getstripe -m $striped_dir/${tfile}_1)
+	local idx3=$($LFS getstripe -m $striped_dir/${tfile}_2)
+	local idx4=$($LFS getstripe -m $striped_dir/${tfile}_3)
 
 	# check that compound requests are shunt to the rights MDTs
 	$LFS hsm_archive $striped_dir/${tfile}_0 $striped_dir/${tfile}_1  \
@@ -4614,31 +4957,29 @@ test_405() {
 	cat $striped_dir/${tfile}_1 > /dev/null || error "cat ${tfile}_1 failed"
 	cat $striped_dir/${tfile}_2 > /dev/null || error "cat ${tfile}_2 failed"
 	cat $striped_dir/${tfile}_3 > /dev/null || error "cat ${tfile}_3 failed"
-
-	copytool_cleanup
 }
 run_test 405 "archive and release under striped directory"
 
 test_406() {
 	[ $MDSCOUNT -lt 2 ] && skip "needs >= 2 MDTs" && return 0
 
-	[ $(lustre_version_code $SINGLEMDS) -lt $(version_code 2.7.64) ] &&
-		skip "need MDS version at least 2.7.64" && return 0
+	[ $MDS1_VERSION -lt $(version_code 2.7.64) ] &&
+		skip "need MDS version at least 2.7.64"
 
 	local fid
 	local mdt_index
 
-	copytool_setup
-	mkdir -p $DIR/$tdir
-	fid=$(make_small $DIR/$tdir/$tfile)
+	fid=$(create_small_file $DIR/$tdir/$tfile)
 	echo "old fid $fid"
 
+	copytool setup
+
 	$LFS hsm_archive $DIR/$tdir/$tfile
 	wait_request_state "$fid" ARCHIVE SUCCEED
 	$LFS hsm_release $DIR/$tdir/$tfile
 
 	# Should migrate $tdir but not $tfile.
-	$LFS mv -M1 $DIR/$tdir &&
+	$LFS migrate -m1 $DIR/$tdir &&
 		error "migrating HSM an archived file should fail"
 
 	$LFS hsm_restore $DIR/$tdir/$tfile
@@ -4650,10 +4991,10 @@ test_406() {
 	cat $DIR/$tdir/$tfile > /dev/null ||
 		error "cannot read $DIR/$tdir/$tfile"
 
-	$LFS mv -M1 $DIR/$tdir ||
+	$LFS migrate -m1 $DIR/$tdir ||
 		error "cannot complete migration after HSM remove"
 
-	mdt_index=$($LFS getstripe -M $DIR/$tdir)
+	mdt_index=$($LFS getstripe -m $DIR/$tdir)
 	if ((mdt_index != 1)); then
 		error "expected MDT index 1, got $mdt_index"
 	fi
@@ -4674,25 +5015,412 @@ test_406() {
 
 	cat $DIR/$tdir/$tfile > /dev/null ||
 		error "cannot read $DIR/$tdir/$tfile"
-
-	copytool_cleanup
 }
 run_test 406 "attempting to migrate HSM archived files is safe"
 
+test_407() {
+	local f=$DIR/$tdir/$tfile
+	local f2=$DIR2/$tdir/$tfile
+	local fid=$(create_empty_file "$f")
+
+	copytool setup
+
+	$LFS hsm_archive --archive $HSM_ARCHIVE_NUMBER $f
+	wait_request_state $fid ARCHIVE SUCCEED
+	$LFS hsm_release $f
+
+#define OBD_FAIL_MDS_HSM_CDT_DELAY      0x164
+	do_facet $SINGLEMDS $LCTL set_param fail_val=5 fail_loc=0x164
+
+	# Prevent restore from completing
+	copytool_suspend
+
+	md5sum $f &
+	# 1st request holds layout lock while appropriate
+	# RESTORE record is still not added to llog
+	md5sum $f2 &
+	sleep 2
+
+	do_facet $SINGLEMDS "$LCTL get_param $HSM_PARAM.actions"
+	# after umount hsm_actions->O/x/x log shouldn't have
+	# double RESTORE records like below
+	#[0x200000401:0x1:0x0]...0x58d03a0d/0x58d03a0c action=RESTORE...WAITING
+	#[0x200000401:0x1:0x0]...0x58d03a0c/0x58d03a0d action=RESTORE...WAITING
+	sleep 30 &&
+		do_facet $SINGLEMDS "$LCTL get_param $HSM_PARAM.actions"&
+	fail $SINGLEMDS
+	do_facet $SINGLEMDS $LCTL set_param fail_loc=0
+
+	do_facet $SINGLEMDS "$LCTL get_param $HSM_PARAM.actions"
+
+	copytool_continue
+	wait_all_done 100 $fid
+}
+run_test 407 "Check for double RESTORE records in llog"
+
 test_500()
 {
-	[ $(lustre_version_code $SINGLEMDS) -lt $(version_code 2.6.92) ] &&
-		skip "HSM migrate is not supported" && return
-
-	# Stop the existing copytool
-	copytool_cleanup
+	[ "$MDS1_VERSION" -lt $(version_code 2.6.92) ] &&
+		skip "HSM migrate is not supported"
 
 	test_mkdir -p $DIR/$tdir
-	llapi_hsm_test -d $DIR/$tdir || error "One llapi HSM test failed"
+
+	if [ "$CLIENT_VERSION" -lt $(version_code 2.11.56) ] ||
+	     [ "$MDS1_VERSION" -lt $(version_code 2.11.56) ];
+	then
+		llapi_hsm_test -d $DIR/$tdir -b ||
+			error "One llapi HSM test failed"
+	else
+		llapi_hsm_test -d $DIR/$tdir ||
+			error "One llapi HSM test failed"
+	fi
 }
 run_test 500 "various LLAPI HSM tests"
 
-copytool_cleanup
+test_600() {
+	[ "$MDS1_VERSION" -lt $(version_code 2.10.58) ] &&
+		skip "need MDS version at least 2.10.58"
+
+	mkdir -p $DIR/$tdir
+
+	local f=$DIR/$tdir/$tfile
+
+	changelog_register
+	# set changelog_mask to ALL
+	changelog_chmask "ALL"
+
+	chmod 777 $DIR/$tdir
+	$RUNAS touch $f || error "touch $f failed as $RUNAS_ID"
+	local fid=$(path2fid $f)
+
+	local entry
+	entry=$(changelog_find -type CREAT -target-fid $fid -uid "$RUNAS_ID" \
+			       -gid "$RUNAS_GID") ||
+		error "No matching CREAT entry"
+
+	# Parse the changelog
+	eval local -A changelog=$(changelog2array $entry)
+	local nid="${changelog[nid]}"
+
+	# Check its NID
+	echo "Got NID '$nid'"
+	[ -n "$nid" ] && [[ "${CLIENT_NIDS[*]}" =~ $nid ]] ||
+		error "nid '$nid' does not match any client NID:" \
+		      "${CLIENT_NIDS[@]}"
+}
+run_test 600 "Changelog fields 'u=' and 'nid='"
+
+test_601() {
+	[ $MDS1_VERSION -lt $(version_code 2.10.58) ] &&
+		skip "need MDS version at least 2.10.58"
+
+	mkdir -p $DIR/$tdir
+
+	local f=$DIR/$tdir/$tfile
+
+	changelog_register
+	# set changelog_mask to ALL
+	changelog_chmask "ALL"
+
+	touch $f || error "touch $f failed"
+	local fid=$(path2fid $f)
+
+	changelog_clear
+	cat $f || error "cat $f failed"
+
+	changelog_find -type OPEN -target-fid $fid -mode "r--" ||
+		error "No matching OPEN entry"
+}
+run_test 601 "OPEN Changelog entry"
+
+test_602() {
+	[ $MDS1_VERSION -lt $(version_code 2.10.58) ] &&
+		skip "need MDS version at least 2.10.58"
+
+	mkdir -p $DIR/$tdir
+
+	local f=$DIR/$tdir/$tfile
+
+	changelog_register
+	# set changelog_mask to ALL
+	changelog_chmask "ALL"
+
+	touch $f || error "touch $f failed"
+	local fid=$(path2fid $f)
+
+	changelog_clear
+	cat $f || error "cat $f failed"
+
+	changelog_find -type CLOSE -target-fid $fid || error "No CLOSE entry"
+
+	changelog_clear
+	changelog_dump
+	echo f > $f || error "write $f failed"
+	changelog_dump
+
+	changelog_find -type CLOSE -target-fid $fid || error "No CLOSE entry"
+
+	# remove OPEN from changelog_mask
+	changelog_chmask "-OPEN"
+
+	changelog_clear
+	changelog_dump
+	cat $f || error "cat $f failed"
+	changelog_dump
+
+	changelog_find -type CLOSE -target-fid $fid &&
+		error "There should be no CLOSE entry"
+
+	changelog_clear
+	changelog_dump
+	echo f > $f || error "write $f failed"
+	changelog_dump
+
+	changelog_find -type CLOSE -target-fid $fid || error "No CLOSE entry"
+}
+run_test 602 "Changelog record CLOSE only if open+write or OPEN recorded"
+
+test_603() {
+	[ $MDS1_VERSION -lt $(version_code 2.10.58) ] &&
+		skip "need MDS version at least 2.10.58"
+
+	mkdir -p $DIR/$tdir
+
+	local f=$DIR/$tdir/$tfile
+
+	changelog_register
+	# set changelog_mask to ALL
+	changelog_chmask "ALL"
+
+	touch $f || error "touch $f failed"
+	local fid=$(path2fid $f)
+
+	setfattr -n user.xattr1 -v "value1" $f || error "setfattr $f failed"
+
+	changelog_clear
+	getfattr -n user.xattr1 $f || error "getfattr $f failed"
+
+	changelog_find -type GXATR -target-fid $fid -xattr "user.xattr1" ||
+		error "No matching GXATR entry"
+}
+run_test 603 "GETXATTR Changelog entry"
+
+test_604() {
+	[ $MDS1_VERSION -lt $(version_code 2.10.58) ] &&
+		skip "need MDS version at least 2.10.58"
+
+	mkdir -p $DIR/$tdir
+
+	local f=$DIR/$tdir/$tfile
+	local f2=$DIR2/$tdir/$tfile
+	local procname="mdd.$FSNAME-MDT0000.changelog_deniednext"
+	local timeout
+	timeout="$(do_facet mds1 "$LCTL" get_param -n "$procname")"
+	stack_trap "do_facet mds1 '$LCTL' set_param '$procname=$timeout'" EXIT
+	do_facet mds1 lctl set_param "$procname=20"
+
+
+	changelog_register
+	# set changelog_mask to ALL
+	changelog_chmask "ALL"
+
+	touch $f || error "touch $f failed"
+	local fid=$(path2fid $f)
+
+	chmod 600 $f
+
+	changelog_clear
+	changelog_dump
+	$RUNAS cat $f2 && error "cat $f2 by user $RUNAS_ID should have failed"
+	changelog_dump
+
+	local entry
+	entry=$(changelog_find -type NOPEN -target-fid $fid -uid "$RUNAS_ID" \
+			       -gid "$RUNAS_GID" -mode "r--") ||
+		error "No matching NOPEN entry"
+
+	# Parse the changelog
+	eval local -A changelog=$(changelog2array $entry)
+	local nid="${changelog[nid]}"
+
+	# Check its NID
+	echo "Got NID '$nid'"
+	[ -n "$nid" ] && [[ "${CLIENT_NIDS[*]}" =~ $nid ]] ||
+		error "nid '$nid' does not match any client NID:" \
+		      "${CLIENT_NIDS[@]}"
+
+	changelog_clear
+	changelog_dump
+	$RUNAS cat $f2 && error "cat $f2 by user $RUNAS_ID should have failed"
+	changelog_dump
+
+	changelog_find -type NOPEN -target-fid $fid &&
+		error "There should be no NOPEN entry"
+
+	# Sleep for `changelog_deniednext` seconds
+	sleep 20
+
+	changelog_clear
+	changelog_dump
+	$RUNAS cat $f2 && error "cat $f by user $RUNAS_ID should have failed"
+	changelog_dump
+
+	entry=$(changelog_find -type NOPEN -target-fid $fid -uid "$RUNAS_ID" \
+			       -gid "$RUNAS_GID" -mode "r--") ||
+		error "No matching NOPEN entry"
+
+	# Parse the changelog
+	eval local -A changelog=$(changelog2array $entry)
+	local nid="${changelog[nid]}"
+
+	# Check the NID
+	echo "Got NID '$nid'"
+	[ -n "$nid" ] && [[ "${CLIENT_NIDS[*]}" =~ $nid ]] ||
+		error "nid '$nid' does not match any client NID:" \
+		      "${CLIENT_NIDS[@]}"
+}
+run_test 604 "NOPEN Changelog entry"
+
+test_605() {
+	[ $MDS1_VERSION -lt $(version_code 2.10.58) ] &&
+		skip "need MDS version at least 2.10.58"
+
+	mkdir -p $DIR/$tdir
+
+	local f=$DIR/$tdir/$tfile
+	local f2=$DIR2/$tdir/$tfile
+
+	changelog_register
+	# set changelog_mask to ALL
+	changelog_chmask "ALL"
+
+	touch $f || error "touch $f failed"
+	local fid=$(path2fid $f)
+
+	changelog_clear
+	changelog_dump
+	exec 3<> $f || error "open $f failed"
+	changelog_dump
+
+	local entry
+	changelog_find -type OPEN -target-fid $fid || error "No OPEN entry"
+
+	changelog_clear
+	changelog_dump
+	exec 4<> $f || error "open $f failed"
+	changelog_dump
+
+	changelog_find -type OPEN -target-fid $fid &&
+		error "There should be no OPEN entry"
+
+	exec 4>&- || error "close $f failed"
+	changelog_dump
+
+	changelog_find -type CLOSE -target-fid $fid &&
+		error "There should be no CLOSE entry"
+
+	changelog_clear
+	changelog_dump
+	# access in rw, so different access mode should generate entries
+	cat $f || error "cat $f failed"
+	changelog_dump
+
+	changelog_find -type OPEN -target-fid $fid || error "No OPEN entry"
+
+	changelog_find -type CLOSE -target-fid $fid || error "No CLOSE entry"
+
+	changelog_clear
+	changelog_dump
+	# same access as first one, should not generate new entries
+	exec 4<> $f || error "open $f failed"
+	changelog_dump
+
+	changelog_find -type OPEN -target-fid $fid &&
+		error "There should be no OPEN entry"
+
+	exec 4>&- || error "close $f failed"
+	changelog_dump
+
+	changelog_find -type CLOSE -target-fid $fid &&
+		error "There should be no CLOSE entry"
+
+	changelog_clear
+	changelog_dump
+	# access by different user should generate new entries
+	$RUNAS cat $f || error "cat $f by user $RUNAS_ID failed"
+	changelog_dump
+
+	changelog_find -type OPEN -target-fid $fid || error "No OPEN entry"
+
+	changelog_find -type CLOSE -target-fid $fid || error "No CLOSE entry"
+
+	changelog_clear
+	changelog_dump
+	exec 3>&- || error "close $f failed"
+	changelog_dump
+
+	changelog_find -type CLOSE -target-fid $fid || error "No CLOSE entry"
+}
+run_test 605 "Test OPEN and CLOSE rate limit in Changelogs"
+
+test_606() {
+	[ $MDS1_VERSION -lt $(version_code 2.10.58) ] &&
+		skip "need MDS version at least 2.10.58"
+
+	local llog_reader=$(do_facet mgs "which llog_reader 2> /dev/null")
+	llog_reader=${llog_reader:-$LUSTRE/utils/llog_reader}
+	[ -z $(do_facet mgs ls -d $llog_reader 2> /dev/null) ] &&
+			skip_env "missing llog_reader"
+
+	mkdir -p $DIR/$tdir
+
+	local f=$DIR/$tdir/$tfile
+
+	changelog_register
+	# set changelog_mask to ALL
+	changelog_chmask "ALL"
+
+	chmod 777 $DIR/$tdir
+	$RUNAS touch $f || error "touch $f failed as $RUNAS_ID"
+	local fid=$(path2fid $f)
+	rm $f || error "rm $f failed"
+
+	local mntpt=$(facet_mntpt mds1)
+	local pass=true
+	local entry
+
+	#remount mds1 as ldiskfs or zfs type
+	stop mds1 || error "stop mds1 failed"
+	stack_trap "unmount_fstype mds1; start mds1 $(mdsdevname 1)\
+		$MDS_MOUNT_OPTS" EXIT
+	mount_fstype mds1 || error "remount mds1 failed"
+
+	for ((i = 0; i < 1; i++)); do
+		do_facet mds1 $llog_reader $mntpt/changelog_catalog
+		local cat_file=$(do_facet mds1 $llog_reader \
+				$mntpt/changelog_catalog | awk \
+				'{match($0,"path=([^ ]+)",a)}END{print a[1]}')
+		[ -n "$cat_file" ] || error "no catalog file"
+
+		entry=$(do_facet mds1 $llog_reader $mntpt/$cat_file |
+			awk "/CREAT/ && /target:\[$fid\]/ {print}")
+		[ -n "$entry" ] || error "no CREAT entry"
+	done
+
+	local uidgid=$(echo $entry |
+		sed 's+.*\ user:\([0-9][0-9]*:[0-9][0-9]*\)\ .*+\1+')
+	[ -n "$uidgid" ] || error "uidgid is empty"
+	echo "Got UID/GID $uidgid"
+	[ "$uidgid" = "$RUNAS_ID:$RUNAS_GID" ] ||
+		error "uidgid '$uidgid' != '$RUNAS_ID:$RUNAS_GID'"
+	local nid=$(echo $entry |
+		sed 's+.*\ nid:\(\S\S*@\S\S*\)\ .*+\1+')
+	[ -n "$nid" ] || error "nid is empty"
+	echo "Got NID $nid"
+	[ -n "$nid" ] && [[ "${CLIENT_NIDS[*]}" =~ $nid ]] ||
+		error "nid '$nid' does not match any NID ${CLIENT_NIDS[@]}"
+}
+run_test 606 "llog_reader groks changelog fields"
 
 complete $SECONDS
 check_and_cleanup_lustre