X-Git-Url: https://git.whamcloud.com/?p=fs%2Flustre-release.git;a=blobdiff_plain;f=lustre%2Ftests%2Fsanity.sh;h=2338abcb8c87b0e7e555108fc52ff4fe8f2f5893;hp=6d344764c4361510a83907f2def9255c50f1bbe9;hb=f276f1cb0859e8718448e69bd99ee305f5e62d42;hpb=98c08ce83c9db6bee1513fc914ca075325bfae3c

diff --git a/lustre/tests/sanity.sh b/lustre/tests/sanity.sh
index 6d34476..2338abc 100755
--- a/lustre/tests/sanity.sh
+++ b/lustre/tests/sanity.sh
@@ -28,72 +28,56 @@ ACCEPTOR_PORT=${ACCEPTOR_PORT:-988}
 DEF_STRIPE_COUNT=-1
 CHECK_GRANT=${CHECK_GRANT:-"yes"}
 GRANT_CHECK_LIST=${GRANT_CHECK_LIST:-""}
-export PARALLEL=${PARALLEL:-"no"}
 
 TRACE=${TRACE:-""}
 LUSTRE=${LUSTRE:-$(dirname $0)/..}
 LUSTRE_TESTS_API_DIR=${LUSTRE_TESTS_API_DIR:-${LUSTRE}/tests/clientapi}
 . $LUSTRE/tests/test-framework.sh
-init_test_env $@
+init_test_env "$@"
 
 init_logging
 
 ALWAYS_EXCEPT="$SANITY_EXCEPT "
-# bug number for skipped test: LU-9693 LU-6493 LU-9693
-ALWAYS_EXCEPT+="               42a     42b     42c "
-# bug number:    LU-8411 LU-9054
-ALWAYS_EXCEPT+=" 407     312"
+always_except LU-9693  42a 42c
+always_except LU-6493  42b
+always_except LU-14541 277
+always_except LU-9054  312
+always_except LU-8411  407
 
 if $SHARED_KEY; then
-	# bug number:    LU-14181 LU-14181
-	ALWAYS_EXCEPT+=" 64e      64f"
-fi
-
-selinux_status=$(getenforce)
-if [ "$selinux_status" != "Disabled" ]; then
-	# bug number:
-	ALWAYS_EXCEPT+=""
+	always_except LU-14181 64e 64f
 fi
 
 # skip the grant tests for ARM until they are fixed
 if [[ $(uname -m) = aarch64 ]]; then
-	# bug number:	 LU-11671
-	ALWAYS_EXCEPT+=" 45"
-	# bug number:	 LU-14067 LU-14067
-	ALWAYS_EXCEPT+=" 400a	  400b"
+	always_except LU-11671 45
 fi
 
 # skip nfs tests on kernels >= 4.12.0 until they are fixed
 if [ $LINUX_VERSION_CODE -ge $(version_code 4.12.0) ]; then
-	# bug number:	LU-12661
-	ALWAYS_EXCEPT+=" 817"
+	always_except LU-12661 817
 fi
 # skip cgroup tests on RHEL8.1 kernels until they are fixed
 if (( $LINUX_VERSION_CODE >= $(version_code 4.18.0) &&
       $LINUX_VERSION_CODE <  $(version_code 5.4.0) )); then
-	# bug number:	LU-13063
-	ALWAYS_EXCEPT+=" 411"
+	always_except LU-13063 411
 fi
 
 #skip ACL tests on RHEL8 and SLES15 until tests changed to use other users
 if (( $(egrep -cw "^bin|^daemon" /etc/passwd) < 2 )); then
-	# bug number:   LU-15259 LU-15259
-	ALWAYS_EXCEPT+=" 103a  125   154a"
+	always_except LU-15259 103a 125 154a
 fi
 
 #                                  5              12     8   12  15   (min)"
 [ "$SLOW" = "no" ] && EXCEPT_SLOW="27m 60i 64b 68 71 115 135 136 230d 300o"
 
 if [ "$mds1_FSTYPE" = "zfs" ]; then
-	# bug number for skipped test:
-	ALWAYS_EXCEPT+="              "
 	#                                               13    (min)"
 	[ "$SLOW" = "no" ] && EXCEPT_SLOW="$EXCEPT_SLOW 51b"
 fi
 
 if [ "$ost1_FSTYPE" = "zfs" ]; then
-	# bug number for skipped test:	LU-1941  LU-1941  LU-1941  LU-1941
-	ALWAYS_EXCEPT+="                130a 130b 130c 130d 130e 130f 130g"
+	always_except LU-1941 130a 130b 130c 130d 130e 130f 130g
 fi
 
 proc_regexp="/{proc,sys}/{fs,sys,kernel/debug}/{lustre,lnet}/"
@@ -116,11 +100,10 @@ sles_version_code()
 if [ -r /etc/SuSE-release ]; then
 	sles_version=$(sles_version_code)
 	[ $sles_version -lt $(version_code 11.4.0) ] &&
-		# bug number for skipped test: LU-4341
-		ALWAYS_EXCEPT="$ALWAYS_EXCEPT  170"
+		always_except LU-4341 170
+
 	[ $sles_version -lt $(version_code 12.0.0) ] &&
-		# bug number for skipped test: LU-3703
-		ALWAYS_EXCEPT="$ALWAYS_EXCEPT  234"
+		always_except LU-3703 234
 elif [ -r /etc/os-release ]; then
 	if grep -qi ubuntu /etc/os-release; then
 		ubuntu_version=$(version_code $(sed -n -e 's/"//g' \
@@ -129,9 +112,8 @@ elif [ -r /etc/os-release ]; then
 						awk '{ print $1 }'))
 
 		if [[ $ubuntu_version -gt $(version_code 16.0.0) ]]; then
-			# bug number for skipped test:
-			#                LU-10334 LU-10366
-			ALWAYS_EXCEPT+=" 103a	  410"
+			always_except LU-10334 103a
+			always_except LU-10366 410
 		fi
 	fi
 fi
@@ -719,11 +701,11 @@ test_17m() {
 	done
 
 	local mds_index=$(($($LFS getstripe -m $wdir) + 1))
-	local devname=$(mdsdevname $mds_index)
 
 	echo "stop and checking mds${mds_index}:"
 	# e2fsck should not return error
 	stop mds${mds_index}
+	local devname=$(mdsdevname $mds_index)
 	run_e2fsck $(facet_active_host mds${mds_index}) $devname -n
 	rc=$?
 
@@ -743,9 +725,9 @@ check_fs_consistency_17n() {
 	# create/unlink in 17n only change 2 MDTs(MDT1/MDT2),
 	# so it only check MDT1/MDT2 instead of all of MDTs.
 	for mdt_index in 1 2; do
-		local devname=$(mdsdevname $mdt_index)
 		# e2fsck should not return error
 		stop mds${mdt_index}
+		local devname=$(mdsdevname $mdt_index)
 		run_e2fsck $(facet_active_host mds$mdt_index) $devname -n ||
 			rc=$((rc + $?))
 
@@ -2414,7 +2396,7 @@ test_27Ca() { #LU-2871
 		# get striping information
 		ost_idx=($($LFS getstripe $tfile$i |
 		         tail -n $((OSTCOUNT + 1)) | awk '{print $1}'))
-		echo ${ost_idx[@]}
+		echo "OST Index: ${ost_idx[*]}"
 
 		# check the layout
 		[ ${#ost_idx[@]} -eq $OSTCOUNT ] ||
@@ -2422,14 +2404,14 @@ test_27Ca() { #LU-2871
 
 		for index in $(seq 0 $((OSTCOUNT - 1))); do
 			found=0
-			for j in $(echo ${ost_idx[@]}); do
+			for j in "${ost_idx[@]}"; do
 				if [ $index -eq $j ]; then
 					found=1
 					break
 				fi
 			done
 			[ $found = 1 ] ||
-				error "Can not find $index in ${ost_idx[@]}"
+				error "Can not find $index in ${ost_idx[*]}"
 		done
 	done
 }
@@ -2911,6 +2893,8 @@ test_27K() {
 		$DIR/$tdir/${tdir}2 ||
 		error "$DIR/$tdir/${tdir}2: create failed"
 
+	$LFS getdirstripe -v $DIR/$tdir/${tdir}2
+
 	$LFS getdirstripe -v $DIR/$tdir/${tdir}2 |
 		grep "lfm_magic:.*0x0CD50CD0" ||
 		error "$DIR/$tdir/${tdir}2: invalid LMV EA magic"
@@ -2977,11 +2961,10 @@ test_27M() {
 	remote_mds_nodsh && skip "remote MDS with nodsh"
 	[[ $OSTCOUNT -lt 2 ]] && skip_env "need > 1 OST"
 
-	test_mkdir $DIR/$tdir
-
 	# Set default striping on directory
 	local setcount=4
 	local stripe_opt
+	local mdts=$(comma_list $(mdts_nodes))
 
 	# if we run against a 2.12 server which lacks overstring support
 	# then the connect_flag will not report overstriping, even if client
@@ -2993,6 +2976,18 @@ test_27M() {
 	else
 		skip "server does not support overstriping"
 	fi
+
+	test_mkdir $DIR/$tdir
+
+	# Validate existing append_* params and ensure restore
+	local pool=$(do_facet mds1 $LCTL get_param -n mdd.$FSNAME-MDT0000.append_pool)
+	[[ "$pool" == "" ]] || error "expected append_pool == '', got '$pool'"
+	stack_trap "do_nodes $mdts $LCTL set_param mdd.*.append_pool=none"
+
+	local orig_count=$(do_facet mds1 $LCTL get_param -n mdd.$FSNAME-MDT0000.append_stripe_count)
+	((orig_count == 1)) || error "expected append_stripe_count == 1, got $orig_count"
+	stack_trap "do_nodes $mdts $LCTL set_param mdd.*.append_stripe_count=1"
+
 	$LFS setstripe $stripe_opt $DIR/$tdir
 
 	echo 1 > $DIR/$tdir/${tfile}.1
@@ -3000,11 +2995,6 @@ test_27M() {
 	[ $count -eq $setcount ] ||
 		error "(1) stripe count $count, should be $setcount"
 
-	# Capture existing append_stripe_count setting for restore
-	local orig_count=$(do_facet mds1 $LCTL get_param -n mdd.$FSNAME-MDT0000.append_stripe_count)
-	local mdts=$(comma_list $(mdts_nodes))
-	stack_trap "do_nodes $mdts $LCTL set_param mdd.*.append_stripe_count=$orig_count" EXIT
-
 	local appendcount=$orig_count
 	echo 1 >> $DIR/$tdir/${tfile}.2_append
 	count=$($LFS getstripe -c $DIR/$tdir/${tfile}.2_append)
@@ -3082,12 +3072,9 @@ test_27M() {
 		error "(9) stripe count $count, should be $appendcount for append"
 
 	# Now test O_APPEND striping with pools
-	do_nodes $mdts $LCTL set_param mdd.*.append_pool="$TESTNAME"
-	stack_trap "do_nodes $mdts $LCTL set_param mdd.*.append_pool='none'" EXIT
-
-	# Create the pool
 	pool_add $TESTNAME || error "pool creation failed"
 	pool_add_targets $TESTNAME 0 1 || error "Pool add targets failed"
+	do_nodes $mdts $LCTL set_param mdd.*.append_pool="$TESTNAME"
 
 	echo 1 >> $DIR/$tdir/${tfile}.10_append
 
@@ -3252,6 +3239,8 @@ test_27P() {
 		--flags=0xda05 --mode 0750 $DIR/$tdir/${tdir} ||
 		error "$DIR/$tdir/${tdir}: create failed"
 
+	$LFS getdirstripe -v $DIR/$tdir/${tdir}
+
 	$LFS getdirstripe -v $DIR/$tdir/${tdir} |
 		grep "lfm_magic:.*0x0CD50CD0" ||
 		error "$DIR/$tdir/${tdir}: invalid LMV EA magic"
@@ -3389,30 +3378,79 @@ test_27R() {
 }
 run_test 27R "test max_stripecount limitation when stripe count is set to -1"
 
-test_27S() {
-	(( $MDS1_VERSION >= $(version_code 2.14.54) )) ||
-		skip "Need MDS version at least 2.14.54"
-	[[ "$(facet_host mds1)" != "$(facet_host ost1)" ]] ||
-		skip "needs different host for mdt1 ost1"
+test_27T() {
+	[ $(facet_host client) == $(facet_host ost1) ] &&
+		skip "need ost1 and client on different nodes"
 
-	local count=$(precreated_ost_obj_count 0 0)
+#define OBD_FAIL_OSC_NO_GRANT            0x411
+	$LCTL set_param fail_loc=0x20000411 fail_val=1
+#define OBD_FAIL_OST_ENOSPC              0x215
+	do_facet ost1 "$LCTL set_param fail_loc=0x80000215"
+	$LFS setstripe -i 0 -c 1 $DIR/$tfile
+	$MULTIOP $DIR/$tfile oO_WRONLY:P$((4 * 1024 * 1024 + 10 * 4096))c ||
+		error "multiop failed"
+}
+run_test 27T "no eio on close on partial write due to enosp"
 
-	echo "precreate count $count"
-	mkdir_on_mdt0 $DIR/$tdir || error "mkdir $tdir failed"
-	$LFS setstripe -i 0 -c 1 $DIR/$tdir || error "setstripe $tdir failed"
-	#define OBD_FAIL_OSP_GET_LAST_FID	0x2109
-	do_facet mds1 $LCTL set_param fail_loc=0x2109
-	#define OBD_FAIL_OST_GET_LAST_FID	0x252
-	do_facet ost1 $LCTL set_param fail_loc=0x252
-	createmany -o $DIR/$tdir/f $count &
-	pid=$!
-	echo "precreate count $(precreated_ost_obj_count 0 0)"
-	do_facet mds1 $LCTL set_param fail_loc=0
-	do_facet ost1 $LCTL set_param fail_loc=0
-	wait $pid || error "createmany failed"
-	echo "precreate count $(precreated_ost_obj_count 0 0)"
+test_27U() {
+	local dir=$DIR/$tdir
+	local file=$dir/$tfile
+	local append_pool=${TESTNAME}-append
+	local normal_pool=${TESTNAME}-normal
+	local pool
+	local stripe_count
+	local stripe_count2
+	local mdts=$(comma_list $(mdts_nodes))
+
+	# FIMXE
+	# (( $MDS1_VERSION >= $(version_code 2.15.42) )) ||
+	# 	skip "Need MDS version at least 2.15.42"
+
+	# Validate existing append_* params and ensure restore
+	pool=$(do_facet mds1 $LCTL get_param -n mdd.$FSNAME-MDT0000.append_pool)
+	[[ "$pool" == "" ]] || error "expected append_pool == '', got '$pool'"
+	stack_trap "do_nodes $mdts $LCTL set_param mdd.*.append_pool=none"
+
+	stripe_count=$(do_facet mds1 $LCTL get_param -n mdd.$FSNAME-MDT0000.append_stripe_count)
+	((stripe_count == 1)) || error "expected append_stripe_count != 0, got $stripe_count"
+	stack_trap "do_nodes $mdts $LCTL set_param mdd.*.append_stripe_count=$stripe_count"
+
+	pool_add $append_pool || error "pool creation failed"
+	pool_add_targets $append_pool 0 1 || error "Pool add targets failed"
+
+	pool_add $normal_pool || error "pool creation failed"
+	pool_add_targets $normal_pool 0 1 || error "Pool add targets failed"
+
+	test_mkdir $dir
+	$LFS setstripe -E 1M -c 1 -p $normal_pool -E 2M -c 2 -p $normal_pool -E eof -c -1 $dir
+
+	echo XXX >> $file.1
+	$LFS getstripe $file.1
+
+	pool=$($LFS getstripe -p $file.1)
+	[[ "$pool" == "$normal_pool" ]] || error "got pool '$pool', expected '$normal_pool'"
+
+	stripe_count2=$($LFS getstripe -c $file.1)
+	((stripe_count2 == stripe_count)) ||
+		error "got stripe_count '$stripe_count2', expected '$stripe_count'"
+
+	do_nodes $mdts $LCTL set_param mdd.*.append_pool=$append_pool
+
+	echo XXX >> $file.2
+	$LFS getstripe $file.2
+
+	pool=$($LFS getstripe -p $file.2)
+	[[ "$pool" == "$append_pool" ]] || error "got pool '$pool', expected '$append_pool'"
+
+	do_nodes $mdts $LCTL set_param mdd.*.append_stripe_count=2
+
+	echo XXX >> $file.3
+	$LFS getstripe $file.3
+
+	stripe_count2=$($LFS getstripe -c $file.3)
+	((stripe_count2 == 2)) || error "got stripe_count '$stripe_count2', expected 2"
 }
-run_test 27S "don't deactivate OSP on network issue"
+run_test 27U "append pool and stripe count work with composite default layout"
 
 # createtest also checks that device nodes are created and
 # then visible correctly (#2091)
@@ -4239,45 +4277,122 @@ test_33g() {
 }
 run_test 33g "nonroot user create already existing root created file"
 
-test_33h() {
-	[ $MDSCOUNT -lt 2 ] && skip_env "needs >= 2 MDTs"
-	[ $MDS1_VERSION -lt $(version_code 2.13.50) ] &&
-		skip "Need MDS version at least 2.13.50"
+sub_33h() {
+	local hash_type=$1
+	local count=250
 
-	test_mkdir -c $MDSCOUNT -H crush $DIR/$tdir ||
-		error "mkdir $tdir failed"
+	test_mkdir -c $MDSCOUNT -H $hash_type $DIR/$tdir ||
+		error "lfs mkdir -H $hash_type $tdir failed"
 	touch $DIR/$tdir/$tfile || error "touch $tfile failed"
 
 	local index=$($LFS getstripe -m $DIR/$tdir/$tfile)
 	local index2
+	local fname
 
 	for fname in $DIR/$tdir/$tfile.bak \
 		     $DIR/$tdir/$tfile.SAV \
 		     $DIR/$tdir/$tfile.orig \
 		     $DIR/$tdir/$tfile~; do
-		touch $fname  || error "touch $fname failed"
+		touch $fname || error "touch $fname failed"
 		index2=$($LFS getstripe -m $fname)
-		[ $index -eq $index2 ] ||
+		(( $index == $index2 )) ||
 			error "$fname MDT index mismatch $index != $index2"
 	done
 
 	local failed=0
-	for i in {1..250}; do
-		for fname in $(mktemp -u $DIR/$tdir/.$tfile.XXXXXX) \
-			     $(mktemp $DIR/$tdir/$tfile.XXXXXXXX); do
-			touch $fname  || error "touch $fname failed"
+	local patterns=(".$tfile.XXXXXX" "$tfile.XXXXXXXX")
+	local pattern
+
+	for pattern in ${patterns[*]}; do
+		echo "pattern $pattern"
+		fname=$DIR/$tdir/$pattern
+		for (( i = 0; i < $count; i++ )); do
+			fname=$(mktemp $DIR/$tdir/$pattern) ||
+				error "mktemp $DIR/$tdir/$pattern failed"
 			index2=$($LFS getstripe -m $fname)
-			if [[ $index != $index2 ]]; then
-				failed=$((failed + 1))
-				echo "$fname MDT index mismatch $index != $index2"
-			fi
+			(( $index == $index2 )) && continue
+
+			failed=$((failed + 1))
+			echo "$fname MDT index mismatch $index != $index2"
+		done
+	done
+
+	echo "$failed/$count MDT index mismatches, expect ~2-4"
+	(( failed < 10 )) || error "MDT index mismatch $failed/$count times"
+
+	local same=0
+	local expect
+
+	# verify that "crush" is still broken with all files on same MDT,
+	# crush2 should have about 1/MDSCOUNT files on each MDT, with margin
+	[[ "$hash_type" == "crush" ]] && expect=$count ||
+		expect=$((count / MDSCOUNT))
+
+	# crush2 doesn't put all-numeric suffixes on the same MDT,
+	# filename like $tfile.12345678 should *not* be considered temp
+	for pattern in ${patterns[*]}; do
+		local base=${pattern%%X*}
+		local suff=${pattern#$base}
+
+		echo "pattern $pattern"
+		for (( i = 0; i < $count; i++ )); do
+			fname=$DIR/$tdir/$base$((${suff//X/1} + i))
+			touch $fname || error "touch $fname failed"
+			index2=$($LFS getstripe -m $fname)
+			(( $index != $index2 )) && continue
+
+			same=$((same + 1))
 		done
 	done
-	echo "$failed MDT index mismatches"
-	(( failed < 20 )) || error "MDT index mismatch $failed times"
 
+	echo "$((same/${#patterns[*]}))/$count matches, expect ~$expect for $1"
+	(( same / ${#patterns[*]} < expect * 5 / 4 &&
+	   same / ${#patterns[*]} > expect * 4 / 5 )) ||
+		error "MDT index match $((same / ${#patterns[*]}))/$count times"
+	same=0
+
+	# crush2 doesn't put suffixes with special characters on the same MDT
+	# filename like $tfile.txt.1234 should *not* be considered temp
+	for pattern in ${patterns[*]}; do
+		local base=${pattern%%X*}
+		local suff=${pattern#$base}
+
+		pattern=$base...${suff/XXX}
+		echo "pattern=$pattern"
+		for (( i = 0; i < $count; i++ )); do
+			fname=$(mktemp $DIR/$tdir/$pattern) ||
+				error "touch $fname failed"
+			index2=$($LFS getstripe -m $fname)
+			(( $index != $index2 )) && continue
+
+			same=$((same + 1))
+		done
+	done
+
+	echo "$((same/${#patterns[*]}))/$count matches, expect ~$expect for $1"
+	(( same / ${#patterns[*]} < expect * 5 / 4 &&
+	   same / ${#patterns[*]} > expect * 4 / 5 )) ||
+		error "MDT index match $((same / ${#patterns[*]}))/$count times"
+}
+
+test_33h() {
+	(( $MDSCOUNT >= 2 )) || skip "needs >= 2 MDTs"
+	(( $MDS1_VERSION >= $(version_code 2.13.50) )) ||
+		skip "Need MDS version at least 2.13.50"
+
+	sub_33h crush
 }
-run_test 33h "temp file is located on the same MDT as target"
+run_test 33h "temp file is located on the same MDT as target (crush)"
+
+test_33hh() {
+	(( $MDSCOUNT >= 2 )) || skip "needs >= 2 MDTs"
+	echo "MDS1_VERSION=$MDS1_VERSION version_code=$(version_code 2.15.0)"
+	(( $MDS1_VERSION > $(version_code 2.15.0) )) ||
+		skip "Need MDS version at least 2.15.0 for crush2"
+
+	sub_33h crush2
+}
+run_test 33hh "temp file is located on the same MDT as target (crush2)"
 
 test_33i()
 {
@@ -5046,7 +5161,7 @@ test_39r() {
 	cancel_lru_locks osc
 
 	# exceed atime_diff and access file
-	sleep 6
+	sleep 10
 	dd if=$DIR/$tfile of=/dev/null bs=4k count=1 ||
 		error "can't udpate atime"
 
@@ -5730,22 +5845,13 @@ test_51b() {
 }
 run_test 51b "exceed 64k subdirectory nlink limit on create, verify unlink"
 
-test_51d() {
-	[ $PARALLEL == "yes" ] && skip "skip parallel run"
-	[[ $OSTCOUNT -lt 3 ]] && skip_env "needs >= 3 OSTs"
-	local qos_old
+test_51d_sub() {
+	local stripecount=$1
+	local nfiles=$((200 * $OSTCOUNT))
 
-	test_mkdir $DIR/$tdir
-	$LFS setstripe -c $OSTCOUNT $DIR/$tdir
-
-	qos_old=$(do_facet mds1 \
-		"$LCTL get_param -n lod.$FSNAME-*.qos_threshold_rr" | head -n 1)
-	do_nodes $(comma_list $(mdts_nodes)) \
-		"$LCTL set_param lod.$FSNAME-*.qos_threshold_rr=100"
-	stack_trap "do_nodes $(comma_list $(mdts_nodes)) \
-		'$LCTL set_param lod.$FSNAME-*.qos_threshold_rr=${qos_old%%%}'"
-
-	createmany -o $DIR/$tdir/t- 1000
+	log "create files with stripecount=$stripecount"
+	$LFS setstripe -C $stripecount $DIR/$tdir
+	createmany -o $DIR/$tdir/t- $nfiles
 	$LFS getstripe $DIR/$tdir > $TMP/$tfile
 	for ((n = 0; n < $OSTCOUNT; n++)); do
 		objs[$n]=$(awk -vobjs=0 '($1 == '$n') { objs += 1 } \
@@ -5755,28 +5861,58 @@ test_51d() {
 			    END { printf("%0.0f", objs) }')
 		log "OST$n has ${objs[$n]} objects, ${objs0[$n]} are index 0"
 	done
-	unlinkmany $DIR/$tdir/t- 1000
-
-	nlast=0
-	for ((n = 0; n < $OSTCOUNT; n++)); do
+	unlinkmany $DIR/$tdir/t- $nfiles
+	rm  -f $TMP/$tfile
+
+	local nlast
+	local min=4
+	local max=6 # allow variance of (1 - $min/$max) = 33% by default
+
+	# For some combinations of stripecount and OSTCOUNT current code
+	# is not ideal, and allocates 50% fewer *first* objects to some OSTs
+	# than others. Rather than skipping this test entirely, check that
+	# and keep testing to ensure imbalance does not get worse. LU-15282
+	(( (OSTCOUNT == 6 && stripecount == 4) ||
+	   (OSTCOUNT == 10 && (stripecount == 4 || stripecount == 8)) ||
+	   (OSTCOUNT == 12 && (stripecount == 8 || stripecount == 9)))) && max=9
+	for ((nlast=0, n = 1; n < $OSTCOUNT; nlast=n,n++)); do
 		(( ${objs[$n]} > ${objs[$nlast]} * 4 / 5 )) ||
 			{ $LFS df && $LFS df -i &&
-			error "OST $n has fewer objects vs. OST $nlast" \
-			      " (${objs[$n]} < ${objs[$nlast]}"; }
+			error "OST $n has fewer objects vs. OST $nlast " \
+			      "(${objs[$n]} < ${objs[$nlast]} x 4/5)"; }
 		(( ${objs[$n]} < ${objs[$nlast]} * 5 / 4 )) ||
 			{ $LFS df && $LFS df -i &&
-			error "OST $n has fewer objects vs. OST $nlast" \
-			      " (${objs[$n]} < ${objs[$nlast]}"; }
+			error "OST $n has fewer objects vs. OST $nlast " \
+			      "(${objs[$n]} > ${objs[$nlast]} x 5/4)"; }
 
-		(( ${objs0[$n]} > ${objs0[$nlast]} * 4 / 5 )) ||
+		(( ${objs0[$n]} > ${objs0[$nlast]} * $min / $max )) ||
 			{ $LFS df && $LFS df -i &&
-			error "OST $n has fewer #0 objects vs. OST $nlast" \
-			      " (${objs0[$n]} < ${objs0[$nlast]}"; }
-		(( ${objs0[$n]} < ${objs0[$nlast]} * 5 / 4 )) ||
+			error "OST $n has fewer #0 objects vs. OST $nlast " \
+			      "(${objs0[$n]} < ${objs0[$nlast]} x $min/$max)"; }
+		(( ${objs0[$n]} < ${objs0[$nlast]} * $max / $min )) ||
 			{ $LFS df && $LFS df -i &&
-			error "OST $n has fewer #0 objects vs. OST $nlast" \
-			      " (${objs0[$n]} < ${objs0[$nlast]}"; }
-		nlast=$n
+			error "OST $n has fewer #0 objects vs. OST $nlast " \
+			      "(${objs0[$n]} > ${objs0[$nlast]} x $max/$min)"; }
+	done
+}
+
+test_51d() {
+	[ $PARALLEL == "yes" ] && skip "skip parallel run"
+	[[ $OSTCOUNT -lt 3 ]] && skip_env "needs >= 3 OSTs"
+
+	local stripecount
+	local qos_old=$(do_facet mds1 \
+		"$LCTL get_param -n lod.$FSNAME-*.qos_threshold_rr" | head -n 1)
+
+	do_nodes $(comma_list $(mdts_nodes)) \
+		"$LCTL set_param lod.$FSNAME-*.qos_threshold_rr=100"
+	stack_trap "do_nodes $(comma_list $(mdts_nodes)) \
+		'$LCTL set_param lod.$FSNAME-*.qos_threshold_rr=${qos_old%%%}'"
+
+	test_mkdir $DIR/$tdir
+
+	for ((stripecount = 3; stripecount <= $OSTCOUNT; stripecount++)); do
+		test_51d_sub $stripecount
 	done
 }
 run_test 51d "check object distribution"
@@ -6007,10 +6143,13 @@ test_54c() {
 run_test 54c "block device works in lustre ====================="
 
 test_54d() {
-	f="$DIR/f54d"
-	string="aaaaaa"
-	mknod $f p
-	[ "$string" = $(echo $string > $f | cat $f) ] || error "$f != $string"
+	local pipe="$DIR/$tfile.pipe"
+	local string="aaaaaa"
+
+	mknod $pipe p
+	echo -n "$string" > $pipe &
+	local result=$(cat $pipe)
+	[[ "$result" == "$string" ]] || error "$result != $string"
 }
 run_test 54d "fifo device works in lustre ======================"
 
@@ -8184,6 +8323,47 @@ test_56da() { # LU-14179
 }
 run_test 56da "test lfs find with long paths"
 
+test_56ea() { #LU-10378
+	local path=$DIR/$tdir
+	local pool=$TESTNAME
+
+	# Create ost pool
+	pool_add $pool || error "pool_add $pool failed"
+	pool_add_targets $pool 0 $((OSTCOUNT - 1)) 1 ||
+		error "adding targets to $pool failed"
+
+	# Set default pool on directory before creating file
+	mkdir $path || error "mkdir $path failed"
+	$LFS setstripe -p $pool $path ||
+		error "set OST pool on $pool failed"
+	touch $path/$tfile || error "touch $path/$tfile failed"
+
+	# Compare basic file attributes from -printf and stat
+	local attr_printf=$($LFS find $path/$tfile -printf "%A@ %T@ %C@ %U %G")
+	local attr_stat=$(stat -c "%X %Y %Z %u %g" $path/$tfile)
+
+	[[ "${attr_printf}" == "${attr_stat}" ]] ||
+		error "Attrs from lfs find and stat don't match"
+
+	# Compare Lustre attributes from lfs find and lfs getstripe
+	local lattr_printf=$($LFS find $path/$tfile -printf "%Lc %LS %Li %Lp")
+	local str_cnt=$($LFS getstripe --stripe-count $path/$tfile)
+	local str_size=$($LFS getstripe --stripe-size $path/$tfile)
+	local str_idx=$($LFS getstripe --stripe-index $path/$tfile)
+	local fpool=$($LFS getstripe --pool $path/$tfile)
+	local lattr_getstr="${str_cnt} ${str_size} ${str_idx} ${fpool}"
+
+	[[ "${lattr_printf}" == "${lattr_getstr}" ]] ||
+		error "Attrs from lfs find and lfs getstripe don't match"
+
+	# Verify behavior for unknown escape/format sequences
+	local esc_printf=$($LFS find $path/$tfile -printf '\\ %% \Q %Q')
+
+	[[ "${esc_printf}" == '\ % \Q %Q' ]] ||
+		error "Escape/format codes don't match"
+}
+run_test 56ea "test lfs find -printf option"
+
 test_57a() {
 	[ $PARALLEL == "yes" ] && skip "skip parallel run"
 	# note test will not do anything if MDS is not local
@@ -8881,8 +9061,8 @@ test_64f() {
 run_test 64f "check grant consumption (with grant allocation)"
 
 test_64g() {
-	#[ $MDS1_VERSION -lt $(version_code 2.14.54) ] &&
-	#	skip "Need MDS version at least 2.14.54"
+	(( $MDS1_VERSION >= $(version_code 2.14.56) )) ||
+		skip "Need MDS version at least 2.14.56"
 
 	local mdts=$(comma_list $(mdts_nodes))
 
@@ -8925,6 +9105,9 @@ test_64g() {
 run_test 64g "grant shrink on MDT"
 
 test_64h() {
+	(( $OST1_VERSION >= $(version_code 2.14.56) )) ||
+		skip "need OST at least 2.14.56 to avoid grant shrink on read"
+
 	local instance=$($LFS getname -i $DIR)
 	local osc_tgt="$FSNAME-OST0000-osc-$instance"
 	local num_exps=$(do_facet ost1 \
@@ -8979,8 +9162,8 @@ test_64h() {
 run_test 64h "grant shrink on read"
 
 test_64i() {
-	(( $OST1_VERSION >= $(version_code 2.14.55) )) ||
-		skip "need OST at least 2.14.55 to avoid grant shrink on replay"
+	(( $OST1_VERSION >= $(version_code 2.14.56) )) ||
+		skip "need OST at least 2.14.56 to avoid grant shrink on replay"
 
 	[ $PARALLEL == "yes" ] && skip "skip parallel run"
 	remote_ost_nodsh && skip "remote OSTs with nodsh"
@@ -10045,8 +10228,10 @@ test_77n() {
 run_test 77n "Verify read from a hole inside contiguous blocks with T10PI"
 
 test_77o() {
-	(( $CLIENT_VERSION >= $(version_code 2.14.54) )) ||
-		skip "Need at least version 2.14.54"
+	(( $MDS1_VERSION >= $(version_code 2.14.55) )) ||
+		skip "Need MDS version at least 2.14.55"
+	(( $OST1_VERSION >= $(version_code 2.14.55) )) ||
+		skip "Need OST version at least 2.14.55"
 	local ofd=obdfilter
 	local mdt=mdt
 
@@ -10376,20 +10561,20 @@ calc_total() {
 }
 
 ra_check_101() {
-	local READ_SIZE=$1
-	local STRIPE_SIZE=$2
-	local FILE_LENGTH=$3
-	local RA_INC=1048576
-	local STRIDE_LENGTH=$((STRIPE_SIZE/READ_SIZE))
-	local discard_limit=$((((STRIDE_LENGTH - 1)*3/(STRIDE_LENGTH*OSTCOUNT))* \
-			     (STRIDE_LENGTH*OSTCOUNT - STRIDE_LENGTH)))
-	DISCARD=$($LCTL get_param -n llite.*.read_ahead_stats |
+	local read_size=$1
+	local stripe_size=$2
+	local stride_length=$((stripe_size / read_size))
+	local stride_width=$((stride_length * OSTCOUNT))
+	local discard_limit=$(( ((stride_length - 1) * 3 / stride_width) *
+			        (stride_width - stride_length) ))
+	local discard=$($LCTL get_param -n llite.*.read_ahead_stats |
 		  get_named_value 'read.but.discarded' | calc_total)
-	if [[ $DISCARD -gt $discard_limit ]]; then
+
+	if [[ $discard -gt $discard_limit ]]; then
 		$LCTL get_param llite.*.read_ahead_stats
-		error "Too many ($DISCARD) discarded pages with size (${READ_SIZE})"
+		error "($discard) discarded pages with size (${read_size})"
 	else
-		echo "Read-ahead success for size ${READ_SIZE}"
+		echo "Read-ahead success for size ${read_size}"
 	fi
 }
 
@@ -11471,8 +11656,8 @@ test_103e() {
 	local fileacl
 	local saved_debug=$($LCTL get_param -n debug)
 
-	(( $MDS1_VERSION >= $(version_code 2.14.0) )) ||
-		skip "MDS needs to be at least 2.14.0"
+	(( $MDS1_VERSION >= $(version_code 2.14.52) )) ||
+		skip "MDS needs to be at least 2.14.52"
 
 	large_xattr_enabled || skip_env "ea_inode feature disabled"
 
@@ -11609,7 +11794,7 @@ test_104c() {
 
 	echo "Before recordsize change"
 	lfs_df=($($LFS df -h | grep "filesystem_summary:"))
-	df=($(df -h | grep "/mnt/lustre"$))
+	df=($(df -h | grep "$MOUNT"$))
 
 	# For checking.
 	echo "lfs output : ${lfs_df[*]}"
@@ -11641,7 +11826,7 @@ test_104c() {
 
 	echo "After recordsize change"
 	lfs_df_after=($($LFS df -h | grep "filesystem_summary:"))
-	df_after=($(df -h | grep "/mnt/lustre"$))
+	df_after=($(df -h | grep "$MOUNT"$))
 
 	# For checking.
 	echo "lfs output : ${lfs_df_after[*]}"
@@ -11902,29 +12087,6 @@ test_115() {
 }
 run_test 115 "verify dynamic thread creation===================="
 
-free_min_max () {
-	wait_delete_completed
-	AVAIL=($(lctl get_param -n osc.*[oO][sS][cC]-[^M]*.kbytesavail))
-	echo "OST kbytes available: ${AVAIL[@]}"
-	MAXV=${AVAIL[0]}
-	MAXI=0
-	MINV=${AVAIL[0]}
-	MINI=0
-	for ((i = 0; i < ${#AVAIL[@]}; i++)); do
-		#echo OST $i: ${AVAIL[i]}kb
-		if [[ ${AVAIL[i]} -gt $MAXV ]]; then
-			MAXV=${AVAIL[i]}
-			MAXI=$i
-		fi
-		if [[ ${AVAIL[i]} -lt $MINV ]]; then
-			MINV=${AVAIL[i]}
-			MINI=$i
-		fi
-	done
-	echo "Min free space: OST $MINI: $MINV"
-	echo "Max free space: OST $MAXI: $MAXV"
-}
-
 test_116a() { # was previously test_116()
 	[ $PARALLEL == "yes" ] && skip "skip parallel run"
 	[[ $OSTCOUNT -lt 2 ]] && skip_env "needs >= 2 OSTs"
@@ -12852,6 +13014,7 @@ test_123a_base() { # was test 123, statahead(bug 11401)
 		log "testing UP system. Performance may be lower than expected."
 		SLOWOK=1
 	fi
+	running_in_vm && SLOWOK=1
 
 	rm -rf $DIR/$tdir
 	test_mkdir $DIR/$tdir
@@ -14590,7 +14753,7 @@ test_150b() {
 
 	touch $DIR/$tfile
 	stack_trap "rm -f $DIR/$tfile; wait_delete_completed"
-	check_fallocate $DIR/$tfile || error "fallocate failed"
+	check_fallocate $DIR/$tfile || skip_eopnotsupp "fallocate failed"
 }
 run_test 150b "Verify fallocate (prealloc) functionality"
 
@@ -14640,8 +14803,7 @@ test_150c() {
 
 	$LFS setstripe -E1M $striping -E16M -c3 -Eeof -c 4 $DIR/$tfile ||
 		error "Create $DIR/$tfile failed"
-	fallocate -l $((1048576 * 512)) $DIR/$tfile ||
-			error "fallocate failed"
+	fallocate -l $((1048576 * 512)) $DIR/$tfile || error "fallocate failed"
 	bytes=$(($(stat -c '%b * %B' $DIR/$tfile)))
 	want=$((512 * 1048576))
 
@@ -14745,8 +14907,8 @@ test_150f() {
 		error "dd failed for bs 4096 and count 5"
 
 	# Call fallocate with punch range which is within the file range
-	fallocate -p --offset 4096 -l $length $DIR/$tfile ||
-		error "fallocate failed: offset 4096 and length $length"
+	out=$(fallocate -p --offset 4096 -l $length $DIR/$tfile 2>&1) ||
+		skip_eopnotsupp "$out|fallocate: offset 4096 and length $length"
 	# client must see changes immediately after fallocate
 	size=$(stat -c '%s' $DIR/$tfile)
 	blocks=$(stat -c '%b' $DIR/$tfile)
@@ -14776,8 +14938,8 @@ test_150f() {
 	want_blocks_after=40  # 512 sized blocks
 
 	# Punch overlaps two blocks and less than blocksize
-	fallocate -p --offset 4000 -l 3000 $DIR/$tfile ||
-		error "fallocate failed: offset 4000 length 3000"
+	out=$(fallocate -p --offset 4000 -l 3000 $DIR/$tfile 2>&1) ||
+		skip_eopnotsupp "$out|fallocate: offset 4000 length 3000"
 	size=$(stat -c '%s' $DIR/$tfile)
 	blocks=$(stat -c '%b' $DIR/$tfile)
 
@@ -14861,8 +15023,8 @@ test_150g() {
 	# Call fallocate to punch all except 2 blocks. We leave the
 	# first and the last block
 	echo "fallocate -p --offset $BS -l $punch_size $DIR/$tfile"
-	fallocate -p --offset $BS -l $punch_size $DIR/$tfile ||
-		error "fallocate failed: offset $BS length $punch_size"
+	out=$(fallocate -p --offset $BS -l $punch_size $DIR/$tfile 2>&1) ||
+		skip_eopnotsupp "$out|fallocate: offset $BS length $punch_size"
 
 	size_after=$(stat -c '%s' $DIR/$tfile)
 	blocks_after=$(stat -c '%b' $DIR/$tfile)
@@ -15469,6 +15631,12 @@ test_155_big_load() {
 	free_min_max
 	local cache_size=$(do_facet ost$((MAXI+1)) \
 		"awk '/cache/ {sum+=\\\$4} END {print sum}' /proc/cpuinfo")
+
+	# LU-16042: can not get the cache size on Arm64 VM here, fallback to a
+	# pre-set value
+	if [ -z "$cache_size" ]; then
+		cache_size=256
+	fi
 	local large_file_size=$((cache_size * 2))
 
 	echo "OSS cache size: $cache_size KB"
@@ -16783,8 +16951,9 @@ test_160p() {
 
 	# remove changelog_users and check that orphan entries are removed
 	stop mds1
-	do_facet mds1 "$DEBUGFS -w -R 'rm changelog_users' $(mdsdevname 1)"
-	start mds1 || error "cannot start mdt"
+	local dev=$(mdsdevname 1)
+	do_facet mds1 "$DEBUGFS -w -R 'rm changelog_users' $dev"
+	start mds1 $dev $MDS_MOUNT_OPTS || error "cannot start mds1"
 	entry_count=$(changelog_dump | wc -l)
 	((entry_count == 0)) ||
 		error "found $entry_count changelog entries, expected none"
@@ -17668,6 +17837,36 @@ test_171() { # bug20592
 }
 run_test 171 "test libcfs_debug_dumplog_thread stuck in do_exit() ======"
 
+test_172() {
+
+	#define OBD_FAIL_OBD_CLEANUP  0x60e
+	$LCTL set_param fail_loc=0x60e
+	umount $MOUNT || error "umount $MOUNT failed"
+	stack_trap "mount_client $MOUNT"
+
+	(( $($LCTL dl | egrep -c " osc | lov | lmv | mdc ") > 0 )) ||
+		error "no client OBDs are remained"
+
+	$LCTL dl | while read devno state type name foo; do
+		case $type in
+		lov|osc|lmv|mdc)
+			$LCTL --device $name cleanup
+			$LCTL --device $name detach
+			;;
+		*)
+			# skip server devices
+			;;
+		esac
+	done
+
+	if (( $($LCTL dl | egrep -c " osc | lov | lmv | mdc ") > 0 )); then
+		$LCTL dl | egrep " osc | lov | lmv | mdc "
+		error "some client OBDs are still remained"
+	fi
+
+}
+run_test 172 "manual device removal with lctl cleanup/detach ======"
+
 # it would be good to share it with obdfilter-survey/iokit-libecho code
 setup_obdecho_osc () {
         local rc=0
@@ -17729,33 +17928,7 @@ obdecho_test() {
 }
 
 test_180a() {
-	[ $PARALLEL == "yes" ] && skip "skip parallel run"
-
-	if ! [ -d /sys/fs/lustre/echo_client ] &&
-	   ! module_loaded obdecho; then
-		load_module obdecho/obdecho &&
-			stack_trap "rmmod obdecho" EXIT ||
-			error "unable to load obdecho on client"
-	fi
-
-	local osc=$($LCTL dl | grep -v mdt | awk '$3 == "osc" {print $4; exit}')
-	local host=$($LCTL get_param -n osc.$osc.import |
-		     awk '/current_connection:/ { print $2 }' )
-	local target=$($LCTL get_param -n osc.$osc.import |
-		       awk '/target:/ { print $2 }' )
-	target=${target%_UUID}
-
-	if [ -n "$target" ]; then
-		setup_obdecho_osc $host $target &&
-			stack_trap "cleanup_obdecho_osc $target" EXIT ||
-			{ error "obdecho setup failed with $?"; return; }
-
-		obdecho_test ${target}_osc client ||
-			error "obdecho_test failed on ${target}_osc"
-	else
-		$LCTL get_param osc.$osc.import
-		error "there is no osc.$osc.import target"
-	fi
+	skip "obdecho on osc is no longer supported"
 }
 run_test 180a "test obdecho on osc"
 
@@ -17823,7 +17996,7 @@ test_181() { # bug 22177
 }
 run_test 181 "Test open-unlinked dir ========================"
 
-test_182() {
+test_182a() {
 	local fcount=1000
 	local tcount=10
 
@@ -17849,7 +18022,75 @@ test_182() {
 
 	rm -rf $DIR/$tdir
 }
-run_test 182 "Test parallel modify metadata operations ================"
+run_test 182a "Test parallel modify metadata operations from mdc"
+
+test_182b() {
+	[ $PARALLEL == "yes" ] && skip "skip parallel run" && return
+	[ $MDSCOUNT -lt 2 ] && skip "needs >= 2 MDTs" && return
+	local dcount=1000
+	local tcount=10
+	local stime
+	local etime
+	local delta
+
+	do_facet mds1 $LCTL list_param \
+		osp.$FSNAME-MDT*-osp-MDT*.rpc_stats ||
+		skip "MDS lacks parallel RPC handling"
+
+	$LFS mkdir -i 0 $DIR/$tdir || error "creating dir $DIR/$tdir"
+
+	rpc_count=$(do_facet mds1 $LCTL get_param -n \
+		    osp.$FSNAME-MDT0001-osp-MDT0000.max_mod_rpcs_in_flight)
+
+	stime=$(date +%s)
+	createmany -i 0 -d $DIR/$tdir/t- $tcount
+
+	for (( i = 0; i < $tcount; i++ )) ; do
+		createmany -i 0 -d $DIR/$tdir/t-$i/d- 0 $dcount &
+	done
+	wait
+	etime=$(date +%s)
+	delta=$((etime - stime))
+	echo "Time for file creation $delta sec for $rpc_count parallel RPCs"
+
+	stime=$(date +%s)
+	for (( i = 0; i < $tcount; i++ )) ; do
+		unlinkmany -d $DIR/$tdir/$i/d- $dcount &
+	done
+	wait
+	etime=$(date +%s)
+	delta=$((etime - stime))
+	echo "Time for file removal $delta sec for $rpc_count parallel RPCs"
+
+	rm -rf $DIR/$tdir
+
+	$LFS mkdir -i 0 $DIR/$tdir || error "creating dir $DIR/$tdir"
+
+	do_facet mds1 $LCTL set_param osp.$FSNAME-MDT0001-osp-MDT0000.max_mod_rpcs_in_flight=1
+
+	stime=$(date +%s)
+	createmany -i 0 -d $DIR/$tdir/t- $tcount
+
+	for (( i = 0; i < $tcount; i++ )) ; do
+		createmany -i 0 -d $DIR/$tdir/t-$i/d- 0 $dcount &
+	done
+	wait
+	etime=$(date +%s)
+	delta=$((etime - stime))
+	echo "Time for file creation $delta sec for 1 RPC sent at a time"
+
+	stime=$(date +%s)
+	for (( i = 0; i < $tcount; i++ )) ; do
+		unlinkmany -d $DIR/$tdir/t-$i/d- $dcount &
+	done
+	wait
+	etime=$(date +%s)
+	delta=$((etime - stime))
+	echo "Time for file removal $delta sec for 1 RPC sent at a time"
+
+	do_facet mds1 $LCTL set_param osp.$FSNAME-MDT0001-osp-MDT0000.max_mod_rpcs_in_flight=$rpc_count
+}
+run_test 182b "Test parallel modify metadata operations from osp"
 
 test_183() { # LU-2275
 	[ $PARALLEL == "yes" ] && skip "skip parallel run"
@@ -18546,18 +18787,32 @@ test_205b() {
 	(( $MDS1_VERSION >= $(version_code 2.13.54.91) )) ||
 		skip "Need MDS version at least 2.13.54.91"
 
-	job_stats="mdt.*.job_stats"
-	$LCTL set_param $job_stats=clear
+	local job_stats="mdt.*.job_stats"
+	local old_jobid=$(do_facet mds1 $LCTL get_param jobid_var)
+
+	do_facet mds1 $LCTL set_param $job_stats=clear
+
 	# Setting jobid_var to USER might not be supported
+	[[ -n "$old_jobid" ]] && stack_trap "$LCTL set_param $old_jobid"
 	$LCTL set_param jobid_var=USER || true
-	$LCTL set_param jobid_name="%e.%u"
+	stack_trap "$LCTL set_param $($LCTL get_param jobid_name)"
+	$LCTL set_param jobid_name="%j.%e.%u"
+
 	env -i USERTESTJOBSTATS=foolish touch $DIR/$tfile.1
-	do_facet $SINGLEMDS $LCTL get_param $job_stats |
-		grep "job_id:.*foolish" &&
-			error "Unexpected jobid found"
-	do_facet $SINGLEMDS $LCTL get_param $job_stats |
-		grep "open:.*min.*max.*sum" ||
-			error "wrong job_stats format found"
+	do_facet mds1 $LCTL get_param $job_stats | grep "job_id:.*foolish" &&
+		{ do_facet mds1 $LCTL get_param $job_stats;
+		  error "Unexpected jobid found"; }
+	do_facet mds1 $LCTL get_param $job_stats | grep "open:.*min.*max.*sum"||
+		{ do_facet mds1 $LCTL get_param $job_stats;
+		  error "wrong job_stats format found"; }
+
+	(( $MDS1_VERSION <= $(version_code 2.15.0) )) &&
+		echo "MDS does not yet escape jobid" && return 0
+	$LCTL set_param jobid_var=TEST205b
+	env -i TEST205b="has sp" touch $DIR/$tfile.2
+	do_facet mds1 $LCTL get_param $job_stats | grep "has.*x20sp" ||
+		{ do_facet mds1 $LCTL get_param $job_stats;
+		  error "jobid not escaped"; }
 }
 run_test 205b "Verify job stats jobid and output format"
 
@@ -19427,7 +19682,8 @@ test_228b() {
 	# stop the MDT
 	stop $SINGLEMDS || error "Fail to stop MDT."
 	# remount the MDT
-	start $SINGLEMDS $MDT_DEV $MDS_MOUNT_OPTS || error "Fail to start MDT."
+	start $SINGLEMDS $(facet_device $SINGLEMDS) $MDS_MOUNT_OPTS ||
+		error "Fail to start MDT."
 
 	df $MOUNT || error "Fail to df."
 	# Create new files, idle OI blocks should be reused.
@@ -20388,8 +20644,8 @@ test_230r() {
 run_test 230r "migrate with too many local locks"
 
 test_230s() {
-	[ $MDS1_VERSION -ge $(version_code 2.13.57) ] ||
-		skip "Need MDS version at least 2.13.57"
+	(( $MDS1_VERSION >= $(version_code 2.14.52) )) ||
+		skip "Need MDS version at least 2.14.52"
 
 	local mdts=$(comma_list $(mdts_nodes))
 	local restripe_status=$(do_facet mds1 $LCTL get_param -n \
@@ -20403,7 +20659,7 @@ test_230s() {
 		do_nodes $mdts "$LCTL set_param mdt.*.enable_dir_restripe=$st"
 		test_mkdir $DIR/$tdir
 		$LFS mkdir $DIR/$tdir |& grep "File exists" ||
-			error "$LFS mkdir doesn't return -EEXIST if target exists"
+			error "$LFS mkdir should return EEXIST if target exists"
 		rmdir $DIR/$tdir
 	done
 }
@@ -20469,10 +20725,12 @@ run_test 230v "subdir migrated to the MDT where its parent is located"
 
 test_230w() {
 	(( MDSCOUNT > 1 )) || skip "needs >= 2 MDTs"
-	(( MDS1_VERSION >= $(version_code 2.14.53) )) ||
-		skip "Need MDS version at least 2.14.53"
+	(( MDS1_VERSION >= $(version_code 2.15.0) )) ||
+		skip "Need MDS version at least 2.15.0"
 
-	mkdir -p $DIR/$tdir/sub || error "mkdir failed"
+	mkdir -p $DIR/$tdir || error "mkdir $tdir failed"
+	createmany -o $DIR/$tdir/f 10 || error "create files failed"
+	createmany -d $DIR/$tdir/d 10 || error "create dirs failed"
 
 	$LFS migrate -m 1 -c $MDSCOUNT -d $DIR/$tdir ||
 		error "migrate failed"
@@ -20480,8 +20738,10 @@ test_230w() {
 	(( $($LFS getdirstripe -c $DIR/$tdir) == MDSCOUNT )) ||
 		error "$tdir stripe count mismatch"
 
-	(( $($LFS getdirstripe -c $DIR/$tdir/sub) == 0 )) ||
-		error "$tdir/sub is striped"
+	for i in $(seq 0 9); do
+		(( $($LFS getdirstripe -c $DIR/$tdir/d$i) == 0 )) ||
+			error "d$i is striped"
+	done
 }
 run_test 230w "non-recursive mode dir migration"
 
@@ -20864,7 +21124,7 @@ test_244b()
 }
 run_test 244b "multi-threaded write with group lock"
 
-test_245() {
+test_245a() {
 	local flagname="multi_mod_rpcs"
 	local connect_data_name="max_mod_rpcs"
 	local out
@@ -20887,7 +21147,35 @@ test_245() {
 	echo "$out" | grep -qw $connect_data_name ||
 		error "import should have connect data $connect_data_name"
 }
-run_test 245 "check mdc connection flag/data: multiple modify RPCs"
+run_test 245a "check mdc connection flag/data: multiple modify RPCs"
+
+test_245b() {
+	local flagname="multi_mod_rpcs"
+	local connect_data_name="max_mod_rpcs"
+	local out
+
+	remote_mds_nodsh && skip "remote MDS with nodsh"
+	[[ $MDSCOUNT -ge 2 ]] || skip "needs >= 2 MDTs"
+
+	# check if multiple modify RPCs flag is set
+	out=$(do_facet mds1 \
+	      $LCTL get_param osp.$FSNAME-MDT0001-osp-MDT0000.import |
+	      grep "connect_flags:")
+	echo "$out"
+
+	[[ "$out" =~ $flagname ]] || skip "connect flag $flagname is not set"
+
+	# check if multiple modify RPCs data is set
+	out=$(do_facet mds1 \
+	      $LCTL get_param osp.$FSNAME-MDT0001-osp-MDT0000.import)
+
+	[[ "$out" =~ $connect_data_name ]] ||
+		{
+			echo "$out"
+			error "missing connect data $connect_data_name"
+		}
+}
+run_test 245b "check osp connection flag/data: multiple modify RPCs"
 
 cleanup_247() {
 	local submount=$1
@@ -20970,7 +21258,7 @@ test_247d() {
 	for rootpath in "$submount" "$submount///" "$submount/dir1"; do
 		echo "$rootpath $fid"
 		found=$($LFS fid2path $rootpath "$fid")
-		[ -n "found" ] || error "fid2path should succeed"
+		[ -n "$found" ] || error "fid2path should succeed"
 		[ "$found" == "$td" ] || error "fid2path $found != $td"
 	done
 	# check wrong root path format
@@ -21514,9 +21802,9 @@ ladvise_willread_performance()
 		"$average_ladvise = +$speedup_ladvise%"
 
 	local lowest_speedup=20
-	if [ ${average_cache%.*} -lt $lowest_speedup ]; then
-		echo "Speedup with OSS cached read less than $lowest_speedup%," \
-			"got $average_cache%. Skipping ladvise willread check."
+	if (( ${average_cache%.*} < $lowest_speedup )); then
+		echo "Speedup with OSS cached read less than $lowest_speedup%,"\
+		     " got $average_cache%. Skipping ladvise willread check."
 		return 0
 	fi
 
@@ -21528,7 +21816,7 @@ ladvise_willread_performance()
 		return 0
 
 	lowest_speedup=$(bc <<<"scale=2; $average_cache / 2")
-	[[ ${average_ladvise%.*} > $lowest_speedup ]] ||
+	(( ${average_ladvise%.*} > ${lowest_speedup%.*} )) ||
 		error_not_in_vm "Speedup with willread is less than " \
 			"$lowest_speedup%, got $average_ladvise%"
 }
@@ -21783,13 +22071,13 @@ test_256() {
 	local cat_sl
 	local mdt_dev
 
-	mdt_dev=$(mdsdevname 1)
+	mdt_dev=$(facet_device $SINGLEMDS)
 	echo $mdt_dev
 
 	changelog_register || error "changelog_register failed"
 
 	rm -rf $DIR/$tdir
-	mkdir_on_mdt0 $DIR/$tdir
+	mkdir_on_mdt -i$(($(facet_number $SINGLEMDS) - 1)) $DIR/$tdir
 
 	changelog_clear 0 || error "changelog_clear failed"
 
@@ -21800,8 +22088,8 @@ test_256() {
 	stop $SINGLEMDS || error "Fail to stop MDT"
 
 	# remount the MDT
-
-	start $SINGLEMDS $mdt_dev $MDS_MOUNT_OPTS || error "Fail to start MDT"
+	start $SINGLEMDS $(facet_device $SINGLEMDS) $MDS_MOUNT_OPTS ||
+		error "Fail to start MDT"
 
 	#after mount new plainllog is used
 	touch $DIR/$tdir/{11..19}
@@ -22297,9 +22585,9 @@ test_270g() {
 		echo "Free space: ${spfree}%, default DOM stripe: ${dom_def}K"
 		[[ $dom_def != $dom_current ]] ||
 			error "Default stripe size was not changed"
-		if [[ $spfree > 0 ]] ; then
+		if (( spfree > 0 )) ; then
 			dom_set=$($LFS getstripe -S $dom)
-			[[ $dom_set == $((dom_def * 1024)) ]] ||
+			(( dom_set == dom_def * 1024 )) ||
 				error "DOM component size is still old"
 		else
 			[[ $($LFS getstripe -L $dom) != "mdt" ]] ||
@@ -23373,9 +23661,9 @@ test_300h() {
 run_test 300h "check default striped directory for striped directory"
 
 test_300i() {
-	[ $PARALLEL == "yes" ] && skip "skip parallel run"
-	[ $MDSCOUNT -lt 2 ] && skip_env "needs >= 2 MDTs"
-	[ $MDS1_VERSION -lt $(version_code 2.7.55) ] &&
+	[[ $PARALLEL == "yes" ]] && skip "skip parallel run"
+	(( $MDSCOUNT >= 2 )) || skip_env "needs >= 2 MDTs"
+	(( $MDS1_VERSION >= $(version_code 2.7.55) )) ||
 		skip "Need MDS version at least 2.7.55"
 
 	local stripe_count
@@ -23406,11 +23694,31 @@ test_300i() {
 
 	$LFS find -H fnv_1a_64,crush $DIR/$tdir/hashdir
 	local dircnt=$($LFS find -H fnv_1a_64,crush $DIR/$tdir/hashdir | wc -l)
-	[ $dircnt -eq 2 ] || error "lfs find striped dir got:$dircnt,except:1"
-
-	#set the stripe to be unknown hash type
-	#define OBD_FAIL_UNKNOWN_LMV_STRIPE	0x1901
-	$LCTL set_param fail_loc=0x1901
+	(( $dircnt == 2 )) || error "lfs find striped dir got $dircnt != 2"
+
+	if (( $MDS1_VERSION > $(version_code 2.15.0) )); then
+		$LFS mkdir -i0 -c$MDSCOUNT -H crush2 $DIR/$tdir/hashdir/d3 ||
+			error "create crush2 dir $tdir/hashdir/d3 failed"
+		$LFS find -H crush2 $DIR/$tdir/hashdir
+		dircnt=$($LFS find -H crush2 $DIR/$tdir/hashdir | wc -l)
+		(( $dircnt == 1 )) || error "find crush2 dir got $dircnt != 1"
+
+		# mkdir with an invalid hash type (hash=fail_val) from client
+		# should be replaced on MDS with a valid (default) hash type
+		#define OBD_FAIL_LMV_UNKNOWN_STRIPE	0x1901
+		$LCTL set_param fail_loc=0x1901 fail_val=99
+		$LFS mkdir -c2 $DIR/$tdir/hashdir/d99
+
+		local hash=$($LFS getdirstripe -H $DIR/$tdir/hashdir/d99)
+		local expect=$(do_facet mds1 \
+			$LCTL get_param -n lod.$FSNAME-MDT0000-mdtlov.mdt_hash)
+		[[ $hash == $expect ]] ||
+			error "d99 hash '$hash' != expected hash '$expect'"
+	fi
+
+	#set the stripe to be unknown hash type on read
+	#define OBD_FAIL_LMV_UNKNOWN_STRIPE	0x1901
+	$LCTL set_param fail_loc=0x1901 fail_val=99
 	for ((i = 0; i < 10; i++)); do
 		$CHECKSTAT -t file $DIR/$tdir/striped_dir/f-$i ||
 			error "stat f-$i failed"
@@ -24062,17 +24370,17 @@ test_315() { # LU-618
 run_test 315 "read should be accounted"
 
 test_316() {
-	[ $MDSCOUNT -lt 2 ] && skip "needs >= 2 MDTs"
-	large_xattr_enabled || skip_env "ea_inode feature disabled"
+	(( $MDSCOUNT >= 2 )) || skip "needs >= 2 MDTs"
+	large_xattr_enabled || skip "ea_inode feature disabled"
 
-	rm -rf $DIR/$tdir/d
-	mkdir -p $DIR/$tdir/d
-	chown nobody $DIR/$tdir/d
-	touch $DIR/$tdir/d/file
+	mkdir_on_mdt0 $DIR/$tdir || error "mkdir $tdir failed"
+	mkdir $DIR/$tdir/d || error "mkdir $tdir/d failed"
+	chown nobody $DIR/$tdir/d || error "chown $tdir/d failed"
+	touch $DIR/$tdir/d/$tfile || error "touch $tdir/d/$tfile failed"
 
-	$LFS mv -m1 $DIR/$tdir/d || error "lfs mv failed"
+	$LFS migrate -m1 $DIR/$tdir/d || error "lfs migrate -m1 failed"
 }
-run_test 316 "lfs mv"
+run_test 316 "lfs migrate of file with large_xattr enabled"
 
 test_317() {
 	[ $MDS1_VERSION -lt $(version_code 2.11.53) ] &&
@@ -24124,7 +24432,7 @@ test_317() {
 	# Truncate to size $trunc_sz bytes. Strip tail blocks and leave only 8
 	# blocks. The block count must drop to 8.
 	#
-	trunc_sz=$(($(stat --format=%s $DIR/$tfile) - \
+	trunc_sz=$(($(stat --format=%s $DIR/$tfile) -
 		((bs - grant_blk_size) + 1)))
 	$TRUNCATE $DIR/$tfile $trunc_sz ||
 		error "truncate $tfile to $trunc_sz failed"
@@ -24191,7 +24499,7 @@ test_318() {
 run_test 318 "Verify async readahead tunables"
 
 test_319() {
-	[ $MDSCOUNT -lt 2 ] && skip "needs >= 2 MDTs" && return 0
+	(( $MDSCOUNT >= 2 )) || skip "needs >= 2 MDTs"
 
 	local before=$(date +%s)
 	local evict
@@ -24203,7 +24511,7 @@ test_319() {
 
 #define OBD_FAIL_LDLM_LOCAL_CANCEL_PAUSE 0x32c
 	$LCTL set_param fail_val=5 fail_loc=0x8000032c
-	$LFS mv -m1 $file &
+	$LFS migrate -m1 $mdir &
 
 	sleep 1
 	dd if=$file of=/dev/null
@@ -24223,45 +24531,69 @@ test_398a() { # LU-4198
 	$LFS setstripe -c 1 -i 0 $DIR/$tfile
 	$LCTL set_param ldlm.namespaces.*.lru_size=clear
 
+	# Disabled: DIO does not push out buffered I/O pages, see LU-12587
 	# request a new lock on client
-	dd if=/dev/zero of=$DIR/$tfile bs=1M count=1
+	#dd if=/dev/zero of=$DIR/$tfile bs=1M count=1
 
-	dd if=/dev/zero of=$DIR/$tfile bs=1M count=1 oflag=direct conv=notrunc
-	local lock_count=$($LCTL get_param -n \
-			   ldlm.namespaces.$imp_name.lru_size)
-	[[ $lock_count -eq 0 ]] || error "lock should be cancelled by direct IO"
+	#dd if=/dev/zero of=$DIR/$tfile bs=1M count=1 oflag=direct conv=notrunc
+	#local lock_count=$($LCTL get_param -n \
+	#		   ldlm.namespaces.$imp_name.lru_size)
+	#[[ $lock_count -eq 0 ]] || error "lock should be cancelled by direct IO"
 
 	$LCTL set_param ldlm.namespaces.*-OST0000-osc-ffff*.lru_size=clear
 
-	# no lock cached, should use lockless IO and not enqueue new lock
-	dd if=/dev/zero of=$DIR/$tfile bs=1M count=1 oflag=direct conv=notrunc
+	# no lock cached, should use lockless DIO and not enqueue new lock
+	dd if=/dev/zero of=$DIR/$tfile bs=1M count=1 oflag=direct \
+		conv=notrunc ||
+		error "dio write failed"
 	lock_count=$($LCTL get_param -n \
 		     ldlm.namespaces.$imp_name.lru_size)
 	[[ $lock_count -eq 0 ]] || error "no lock should be held by direct IO"
+
+	$LCTL set_param ldlm.namespaces.*-OST0000-osc-ffff*.lru_size=clear
+
+	# no lock cached, should use locked DIO append
+	dd if=/dev/zero of=$DIR/$tfile bs=1M count=1 oflag=direct oflag=append \
+		conv=notrunc || error "DIO append failed"
+	lock_count=$($LCTL get_param -n \
+		     ldlm.namespaces.*-OST0000-osc-ffff*.lru_size)
+	[[ $lock_count -ne 0 ]] || error "lock still must be held by DIO append"
 }
 run_test 398a "direct IO should cancel lock otherwise lockless"
 
 test_398b() { # LU-4198
 	which fio || skip_env "no fio installed"
-	$LFS setstripe -c -1 $DIR/$tfile
+	$LFS setstripe -c -1 -S 1M $DIR/$tfile
 
-	local size=12
+	local size=48
 	dd if=/dev/zero of=$DIR/$tfile bs=1M count=$size
 
 	local njobs=4
-	echo "mix direct rw ${size}M to OST0 by fio with $njobs jobs..."
-	fio --name=rand-rw --rw=randrw --bs=$PAGE_SIZE --direct=1 \
-		--numjobs=$njobs --fallocate=none \
-		--iodepth=16 --allow_file_create=0 --size=$((size/njobs))M \
-		--filename=$DIR/$tfile &
-	bg_pid=$!
-
-	echo "mix buffer rw ${size}M to OST0 by fio with $njobs jobs..."
-	fio --name=rand-rw --rw=randrw --bs=$PAGE_SIZE \
-		--numjobs=$njobs --fallocate=none \
-		--iodepth=16 --allow_file_create=0 --size=$((size/njobs))M \
-		--filename=$DIR/$tfile || true
-	wait $bg_pid
+	# Single page, multiple pages, stripe size, 4*stripe size
+	for bsize in $(( $PAGE_SIZE )) $(( 4*$PAGE_SIZE )) 1048576 4194304; do
+		echo "mix direct rw ${bsize} by fio with $njobs jobs..."
+		fio --name=rand-rw --rw=randrw --bs=$bsize --direct=1 \
+			--numjobs=$njobs --fallocate=none \
+			--iodepth=16 --allow_file_create=0 --size=$((size/njobs))M \
+			--filename=$DIR/$tfile &
+		bg_pid=$!
+
+		echo "mix buffer rw ${bsize} by fio with $njobs jobs..."
+		fio --name=rand-rw --rw=randrw --bs=$bsize \
+			--numjobs=$njobs --fallocate=none \
+			--iodepth=16 --allow_file_create=0 --size=$((size/njobs))M \
+			--filename=$DIR/$tfile || true
+		wait $bg_pid
+	done
+
+	evict=$(do_facet client $LCTL get_param \
+		osc.$FSNAME-OST*-osc-*/state |
+	    awk -F"[ [,]" '/EVICTED ]$/ { if (t<$5) {t=$5;} } END { print t }')
+
+	[ -z "$evict" ] || [[ $evict -le $before ]] ||
+		(do_facet client $LCTL get_param \
+			osc.$FSNAME-OST*-osc-*/state;
+		    error "eviction happened: $evict before:$before")
 
 	rm -f $DIR/$tfile
 }
@@ -25251,6 +25583,7 @@ test_412() {
 }
 run_test 412 "mkdir on specific MDTs"
 
+TEST413_COUNT=${TEST413_COUNT:-200}
 generate_uneven_mdts() {
 	local threshold=$1
 	local lmv_qos_maxage
@@ -25308,39 +25641,40 @@ generate_uneven_mdts() {
 	local testdir=$DIR/$tdir-fillmdt
 	local start
 
-	mkdir -p $testdir
-
 	i=0
 	while (( diff < threshold )); do
+		mkdir -p $testdir
 		# generate uneven MDTs, create till $threshold% diff
 		echo -n "weight diff=$diff% must be > $threshold% ..."
-		echo "Fill MDT$min_index with 1000 files: loop $i"
+		echo "Fill MDT$min_index with $TEST413_COUNT files: loop $i"
 		testdir=$DIR/$tdir-fillmdt/$i
-		[ -d $testdir ] || $LFS mkdir -i $min_index $testdir ||
+		[ -d $testdir ] && continue
+		$LFS mkdir -i $min_index $testdir ||
 			error "mkdir $testdir failed"
 		$LFS setstripe -E 1M -L mdt $testdir ||
 			error "setstripe $testdir failed"
 		start=$SECONDS
-		for F in f.{0..999}; do
-			dd if=/dev/zero of=$testdir/$F bs=64K count=1 > \
+		for ((F=0; F < TEST413_COUNT; F++)); do
+			dd if=/dev/zero of=$testdir/f.$F bs=128K count=1 > \
 				/dev/null 2>&1 || error "dd $F failed"
 		done
+		sync; sleep 1; sync
 
 		# wait for QOS to update
 		(( SECONDS < start + 1 )) && sleep $((start + 1 - SECONDS))
 
 		ffree=($(lctl get_param -n mdc.*[mM][dD][cC]-*.filesfree))
 		bavail=($(lctl get_param -n mdc.*[mM][dD][cC]-*.kbytesavail))
-		max=$(((${ffree[max_index]} >> 8) * \
+		max=$(((${ffree[max_index]} >> 8) *
 			(${bavail[max_index]} * bsize >> 16)))
-		min=$(((${ffree[min_index]} >> 8) * \
+		min=$(((${ffree[min_index]} >> 8) *
 			(${bavail[min_index]} * bsize >> 16)))
 		diff=$(((max - min) * 100 / min))
 		i=$((i + 1))
 	done
 
-	echo "MDT filesfree available: ${ffree[@]}"
-	echo "MDT blocks available: ${bavail[@]}"
+	echo "MDT filesfree available: ${ffree[*]}"
+	echo "MDT blocks available: ${bavail[*]}"
 	echo "weight diff=$diff%"
 }
 
@@ -25474,8 +25808,8 @@ test_qos_mkdir() {
 	(( ${ffree[min_index]} < 10000000 )) ||
 		skip "too many free files in MDT$min_index"
 
-	echo "MDT filesfree available: ${ffree[@]}"
-	echo "MDT blocks available: ${bavail[@]}"
+	echo "MDT filesfree available: ${ffree[*]}"
+	echo "MDT blocks available: ${bavail[*]}"
 	echo "weight diff=$(((max - min) * 100 / min))%"
 	echo
 	echo "Mkdir (stripe_count $stripe_count) with balanced space usage:"
@@ -25711,13 +26045,134 @@ test_413e() {
 }
 run_test 413e "check default max-inherit value"
 
+test_fs_dmv_inherit()
+{
+	local testdir=$DIR/$tdir
+
+	local count
+	local inherit
+	local inherit_rr
+
+	for i in 1 2 3; do
+		mkdir $testdir || error "mkdir $testdir failed"
+		count=$($LFS getdirstripe -D -c $testdir)
+		(( count == 1 )) ||
+			error "$testdir default LMV count mismatch $count != 1"
+		inherit=$($LFS getdirstripe -D -X $testdir)
+		(( inherit == 3 - i )) ||
+			error "$testdir default LMV max-inherit $inherit != $((3 - i))"
+		inherit_rr=$($LFS getdirstripe -D --max-inherit-rr $testdir)
+		(( inherit_rr == 3 - i )) ||
+			error "$testdir default LMV max-inherit-rr $inherit_rr != $((3 - i))"
+		testdir=$testdir/sub
+	done
+
+	mkdir $testdir || error "mkdir $testdir failed"
+	count=$($LFS getdirstripe -D -c $testdir)
+	(( count == 0 )) ||
+		error "$testdir default LMV count not zero: $count"
+}
+
+test_413f() {
+	(( MDSCOUNT >= 2 )) || skip "We need at least 2 MDTs for this test"
+
+	(( MDS1_VERSION >= $(version_code 2.14.55) )) ||
+		skip "Need server version at least 2.14.55"
+
+	getfattr -d -m trusted.dmv --absolute-names $DIR > $TMP/dmv.ea ||
+		error "dump $DIR default LMV failed"
+	stack_trap "setfattr --restore=$TMP/dmv.ea"
+
+	$LFS setdirstripe -D -i -1 -c 1 -X 3 --max-inherit-rr 3 $DIR ||
+		error "set $DIR default LMV failed"
+
+	test_fs_dmv_inherit
+}
+run_test 413f "lfs getdirstripe -D list ROOT default LMV if it's not set on dir"
+
+test_413g() {
+	(( MDSCOUNT >= 2 )) || skip "We need at least 2 MDTs for this test"
+
+	mkdir -p $DIR/$tdir/l2/l3/l4 || error "mkdir $tdir/l1/l2/l3 failed"
+	getfattr -d -m trusted.dmv --absolute-names $DIR > $TMP/dmv.ea ||
+		error "dump $DIR default LMV failed"
+	stack_trap "setfattr --restore=$TMP/dmv.ea"
+
+	$LFS setdirstripe -D -i -1 -c 1 -X 3 --max-inherit-rr 3 $DIR ||
+		error "set $DIR default LMV failed"
+
+	FILESET="$FILESET/$tdir/l2/l3/l4" mount_client $MOUNT2 ||
+		error "mount $MOUNT2 failed"
+	stack_trap "umount_client $MOUNT2"
+
+	local saved_DIR=$DIR
+
+	export DIR=$MOUNT2
+
+	stack_trap "export DIR=$saved_DIR"
+
+	# first check filesystem-wide default LMV inheritance
+	test_fs_dmv_inherit || error "incorrect fs default LMV inheritance"
+
+	# then check subdirs are spread to all MDTs
+	createmany -d $DIR/s $((MDSCOUNT * 100)) || error "createmany failed"
+
+	local count=$($LFS getstripe -m $DIR/s* | sort -u | wc -l)
+
+	(( $count == $MDSCOUNT )) || error "dirs are spread to $count MDTs"
+}
+run_test 413g "enforce ROOT default LMV on subdir mount"
+
+test_413h() {
+	(( MDSCOUNT >= 2 )) ||
+		skip "We need at least 2 MDTs for this test"
+
+	(( MDS1_VERSION >= $(version_code 2.15.50.6) )) ||
+		skip "Need server version at least 2.15.50.6"
+
+	local lmv_qos_maxage=$($LCTL get_param -n lmv.*.qos_maxage)
+
+	stack_trap "$LCTL set_param \
+		lmv.*.qos_maxage=$lmv_qos_maxage > /dev/null"
+	$LCTL set_param lmv.*.qos_maxage=1
+
+	local depth=5
+	local rr_depth=4
+	local dir=$DIR/$tdir/l1/l2/l3/l4/l5
+	local count=$((MDSCOUNT * 20))
+
+	generate_uneven_mdts 50
+
+	mkdir -p $dir || error "mkdir $dir failed"
+	stack_trap "rm -rf $dir"
+	$LFS setdirstripe -D -c 1 -i -1 --max-inherit=$depth \
+		--max-inherit-rr=$rr_depth $dir
+
+	for ((d=0; d < depth + 2; d++)); do
+		log "dir=$dir:"
+		for ((sub=0; sub < count; sub++)); do
+			mkdir $dir/d$sub
+		done
+		$LFS getdirstripe -i $dir/d* | sort | uniq -c | sort -nr
+		local num=($($LFS getdirstripe -i $dir/d* | sort | uniq -c))
+		# subdirs within $rr_depth should be created round-robin
+		if (( d < rr_depth )); then
+			(( ${num[0]} != count )) ||
+				error "all objects created on MDT ${num[1]}"
+		fi
+
+		dir=$dir/d0
+	done
+}
+run_test 413h "don't stick to parent for round-robin dirs"
+
 test_413z() {
 	local pids=""
 	local subdir
 	local pid
 
 	for subdir in $(\ls -1 -d $DIR/d413*-fillmdt/*); do
-		unlinkmany $subdir/f. 1000 &
+		unlinkmany $subdir/f. $TEST413_COUNT &
 		pids="$pids $!"
 	done
 
@@ -25749,7 +26204,7 @@ test_415() {
 
 	total=500
 	# this test may be slow on ZFS
-	[ "$mds1_FSTYPE" == "zfs" ] && total=100
+	[ "$mds1_FSTYPE" == "zfs" ] && total=50
 
 	# though this test is designed for striped directory, let's test normal
 	# directory too since lock is always saved as CoS lock.
@@ -26689,6 +27144,45 @@ test_432() {
 }
 run_test 432 "mv dir from outside Lustre"
 
+test_433() {
+	[ $PARALLEL == "yes" ] && skip "skip parallel run"
+
+	[[ -n "$($LCTL list_param llite.*.inode_cache 2>/dev/null)" ]] ||
+		skip "inode cache not supported"
+
+	$LCTL set_param llite.*.inode_cache=0
+	stack_trap "$LCTL set_param llite.*.inode_cache=1"
+
+	local count=256
+	local before
+	local after
+
+	cancel_lru_locks mdc
+	test_mkdir $DIR/$tdir || error "mkdir $tdir"
+	createmany -m $DIR/$tdir/f $count
+	createmany -d $DIR/$tdir/d $count
+	ls -l $DIR/$tdir > /dev/null
+	stack_trap "rm -rf $DIR/$tdir"
+
+	before=$(num_objects)
+	cancel_lru_locks mdc
+	after=$(num_objects)
+
+	# sometimes even @before is less than 2 * count
+	while (( before - after < count )); do
+		sleep 1
+		after=$(num_objects)
+		wait=$((wait + 1))
+		(( wait % 5 == 0 )) && echo "wait $wait seconds objects: $after"
+		if (( wait > 60 )); then
+			error "inode slab grew from $before to $after"
+		fi
+	done
+
+	echo "lustre_inode_cache $before objs before lock cancel, $after after"
+}
+run_test 433 "ldlm lock cancel releases dentries and inodes"
+
 prep_801() {
 	[[ $MDS1_VERSION -lt $(version_code 2.9.55) ]] ||
 	[[ $OST1_VERSION -lt $(version_code 2.9.55) ]] &&
@@ -27144,10 +27638,10 @@ test_804() {
 		error "Fail to rm $DIR/$tdir/dir0"
 
 	for idx in $(seq $MDSCOUNT); do
-		dev=$(mdsdevname $idx)
 		rc=0
 
 		stop mds${idx}
+		dev=$(mdsdevname $idx)
 		run_e2fsck $(facet_active_host mds$idx) $dev -n ||
 			rc=$?
 		start mds${idx} $dev $MDS_MOUNT_OPTS ||
@@ -27339,11 +27833,6 @@ test_807() {
 	changelog_users $SINGLEMDS | grep -q $cl_user ||
 		error "User $cl_user not found in changelog_users"
 
-	local save="$TMP/$TESTSUITE-$TESTNAME.parameters"
-	save_lustre_params client "llite.*.xattr_cache" > $save
-	lctl set_param llite.*.xattr_cache=0
-	stack_trap "restore_lustre_params < $save; rm -f $save" EXIT
-
 	rm -rf $DIR/$tdir || error "rm $tdir failed"
 	mkdir_on_mdt0 $DIR/$tdir || error "mkdir $tdir failed"
 	touch $DIR/$tdir/trunc || error "touch $tdir/trunc failed"
@@ -27864,38 +28353,13 @@ test_820() {
 }
 run_test 820 "update max EA from open intent"
 
-test_822() {
-	local p="$TMP/$TESTSUITE-$TESTNAME.parameters"
-
-	save_lustre_params mds1 \
-		"osp.$FSNAME-OST*-osc-MDT0000.max_create_count" > $p
-	do_facet $SINGLEMDS "$LCTL set_param -n \
-			osp.$FSNAME-OST*MDT0000.max_create_count=0"
-	do_facet $SINGLEMDS "$LCTL set_param -n \
-			osp.$FSNAME-OST0000*MDT0000.max_create_count=20000"
-
-	# wait for statfs update to clear OS_STATFS_NOPRECREATE
-	local maxage=$(do_facet mds1 $LCTL get_param -n \
-		       osp.$FSNAME-OST0000*MDT0000.maxage)
-	sleep $((maxage + 1))
-
-	#define OBD_FAIL_NET_ERROR_RPC          0x532
-	do_facet mds1 "$LCTL set_param fail_loc=0x80000532 fail_val=5"
-
-	stack_trap "restore_lustre_params < $p; rm $p"
-
-	local count=$(do_facet $SINGLEMDS "lctl get_param -n \
-		      osp.$FSNAME-OST0000*MDT0000.create_count")
-	for i in $(seq 1 $count); do
-		touch $DIR/$tfile.${i} || error "touch failed"
-	done
-}
-run_test 822 "test precreate failure"
-
 test_823() {
 	local p="$TMP/$TESTSUITE-$TESTNAME.parameters"
 	local OST_MAX_PRECREATE=20000
 
+	(( $MDS1_VERSION >= $(version_code 2.14.56) )) ||
+		skip "Need MDS version at least 2.14.56"
+
 	save_lustre_params mds1 \
 		"osp.$FSNAME-OST*-osc-MDT0000.max_create_count" > $p
 	do_facet $SINGLEMDS "$LCTL set_param -n \
@@ -27923,6 +28387,9 @@ test_823() {
 run_test 823 "Setting create_count > OST_MAX_PRECREATE is lowered to maximum"
 
 test_831() {
+	[[ $MDS1_VERSION -lt $(version_code 2.14.56) ]] &&
+		skip "Need MDS version 2.14.56"
+
 	local sync_changes=$(do_facet $SINGLEMDS \
 		$LCTL get_param -n osp.$FSNAME-OST0000-osc-MDT0000.sync_changes)
 
@@ -28056,9 +28523,22 @@ test_904() {
 	local testfile="$DIR/$tdir/$tfile"
 	local xattr="trusted.projid"
 	local projid
+	local mdts=$(comma_list $(mdts_nodes))
+	local saved=$(do_facet mds1 $LCTL get_param -n \
+		osd-ldiskfs.*MDT0000.enable_projid_xattr)
+
+	do_nodes $mdts $LCTL set_param osd-ldiskfs.*MDT*.enable_projid_xattr=0
+	stack_trap "do_nodes $mdts $LCTL set_param \
+		osd-ldiskfs.*MDT*.enable_projid_xattr=$saved"
 
 	mkdir -p $DIR/$tdir
 	touch $testfile
+	#hide projid xattr on server
+	$LFS project -p 1 $testfile ||
+		error "set $testfile project id failed"
+	getfattr -m - $testfile | grep $xattr &&
+		error "do not show trusted.projid when disabled on server"
+	do_nodes $mdts $LCTL set_param osd-ldiskfs.*MDT*.enable_projid_xattr=1
 	#should be hidden when projid is 0
 	$LFS project -p 0 $testfile ||
 		error "set $testfile project id failed"
@@ -28081,6 +28561,8 @@ test_904() {
 	#check the new projid via getxattr
 	$LFS project -p 1001 $testfile ||
 		error "set $testfile project id failed"
+	getfattr -m - $testfile | grep $xattr ||
+		error "should show trusted.projid when project ID != 0"
 	projid=$(getfattr -n $xattr $testfile |
 		sed -n 's/^trusted\.projid="\(.*\)"/\1/p')
 	[ $projid == "1001" ] ||
@@ -28111,6 +28593,27 @@ test_904() {
 }
 run_test 904 "virtual project ID xattr"
 
+# LU-8582
+test_905() {
+	(( $OST1_VERSION >= $(version_code 2.8.54) )) ||
+		skip "lustre < 2.8.54 does not support ladvise"
+
+	remote_ost_nodsh && skip "remote OST with nodsh"
+	$LFS setstripe -c -1 -i 0 $DIR/$tfile || error "setstripe failed"
+
+	$LFS ladvise -a willread $DIR/$tfile || error "ladvise does not work"
+
+	#define OBD_FAIL_OST_OPCODE 0x253
+	# OST_LADVISE = 21
+	do_facet ost1 "$LCTL set_param fail_val=21 fail_loc=0x0253"
+	$LFS ladvise -a willread $DIR/$tfile &&
+		error "unexpected success of ladvise with fault injection"
+	$LFS ladvise -a willread $DIR/$tfile |&
+		grep -q "Operation not supported"
+	(( $? == 0 )) || error "unexpected stderr of ladvise with fault injection"
+}
+run_test 905 "bad or new opcode should not stuck client"
+
 complete $SECONDS
 [ -f $EXT2_DEV ] && rm $EXT2_DEV || true
 check_and_cleanup_lustre