X-Git-Url: https://git.whamcloud.com/?a=blobdiff_plain;f=lustre%2Ftests%2Fconf-sanity.sh;h=11cf00fd559d81c8679663e3fb37c7c38f599763;hb=5b4222fc4f7457f8221c7944912568c8735e8a2e;hp=55d4868a0cd12ec3abd5bd35f87788d36d3465c2;hpb=1466e33057b58f8249d222c2b9c50e40bdebd5c2;p=fs%2Flustre-release.git

diff --git a/lustre/tests/conf-sanity.sh b/lustre/tests/conf-sanity.sh
index 55d4868..11cf00f 100644
--- a/lustre/tests/conf-sanity.sh
+++ b/lustre/tests/conf-sanity.sh
@@ -16,6 +16,12 @@ ONLY=${ONLY:-"$*"}
 ALWAYS_EXCEPT="$CONF_SANITY_EXCEPT"
 # UPDATE THE COMMENT ABOVE WITH BUG NUMBERS WHEN CHANGING ALWAYS_EXCEPT!
 
+if [ "$FAILURE_MODE" = "HARD" ]; then
+	CONFIG_EXCEPTIONS="24a " && \
+	echo "Except the tests: $CONFIG_EXCEPTIONS for FAILURE_MODE=$FAILURE_MODE, bug 23573" && \
+	ALWAYS_EXCEPT="$ALWAYS_EXCEPT $CONFIG_EXCEPTIONS"
+fi
+
 SRCDIR=`dirname $0`
 PATH=$PWD/$SRCDIR:$SRCDIR:$SRCDIR/../utils:$PATH
 
@@ -33,6 +39,11 @@ MDSSIZE=200000
 OSTSIZE=200000
 . ${CONFIG:=$LUSTRE/tests/cfg/$NAME.sh}
 
+if ! combined_mgs_mds; then
+    # bug number for skipped test:    23954
+    ALWAYS_EXCEPT="$ALWAYS_EXCEPT       24b"
+fi
+
 # STORED_MDSSIZE is used in test_18
 if [ -n "$MDSSIZE" ]; then
     STORED_MDSSIZE=$MDSSIZE
@@ -60,14 +71,16 @@ writeconf1() {
 	stop ${facet} -f
 	rm -f ${facet}active
 	# who knows if/where $TUNEFS is installed?  Better reformat if it fails...
-	do_facet ${facet} "$TUNEFS --writeconf $dev" ||
+	do_facet ${facet} "$TUNEFS --quiet --writeconf $dev" ||
 		{ echo "tunefs failed, reformatting instead" && reformat_and_config && return 1; }
 	return 0
 }
 
 writeconf() {
-	# if writeconf failed, we reformatted
-	writeconf1 mds $MDSDEV || return 0
+	# we need ldiskfs
+	load_modules
+	# if writeconf fails anywhere, we reformat everything
+	writeconf1 mds `mdsdevname 1` || return 0
 	writeconf1 ost1 `ostdevname 1` || return 0
 	writeconf1 ost2 `ostdevname 2` || return 0
 }
@@ -92,7 +105,7 @@ reformat_and_config() {
 
 start_mgs () {
 	echo "start mgs"
-	start mgs $MGSDEV $mgs_MOUNT_OPTS
+	start mgs $MGSDEV $MGS_MOUNT_OPTS
 }
 
 start_mds() {
@@ -101,7 +114,14 @@ start_mds() {
 	local num=$(echo $facet | tr -d "mds")
 	local dev=$(mdsdevname $num)
 	echo "start mds service on `facet_active_host $facet`"
-	start $facet ${dev} $MDS_MOUNT_OPTS || return 94
+	start $facet ${dev} $MDS_MOUNT_OPTS $@ || return 94
+}
+
+start_mgsmds() {
+	if ! combined_mgs_mds ; then
+		start_mgs
+	fi
+	start_mds $@
 }
 
 stop_mds() {
@@ -110,9 +130,15 @@ stop_mds() {
 	stop $SINGLEMDS -f  || return 97
 }
 
+stop_mgs() {
+       echo "stop mgs service on `facet_active_host mgs`"
+       # These tests all use non-failover stop
+       stop mgs -f  || return 97
+}
+
 start_ost() {
 	echo "start ost1 service on `facet_active_host ost1`"
-	start ost1 `ostdevname 1` $OST_MOUNT_OPTS || return 95
+	start ost1 `ostdevname 1` $OST_MOUNT_OPTS $@ || return 95
 }
 
 stop_ost() {
@@ -123,7 +149,7 @@ stop_ost() {
 
 start_ost2() {
 	echo "start ost2 service on `facet_active_host ost2`"
-	start ost2 `ostdevname 2` $OST_MOUNT_OPTS || return 92
+	start ost2 `ostdevname 2` $OST_MOUNT_OPTS $@ || return 92
 }
 
 stop_ost2() {
@@ -139,12 +165,10 @@ mount_client() {
 }
 
 remount_client() {
-	local SAVEMOUNTOPT=$MOUNTOPT
-	MOUNTOPT="remount,$1"
+	local mountopt="-o remount,$1"
 	local MOUNTPATH=$2
 	echo "remount '$1' lustre on ${MOUNTPATH}....."
-	zconf_mount `hostname`  $MOUNTPATH  || return 96
-	MOUNTOPT=$SAVEMOUNTOPT
+	zconf_mount `hostname`  $MOUNTPATH "$mountopt"  || return 96
 }
 
 umount_client() {
@@ -166,6 +190,7 @@ setup() {
 	start_mds || error "MDT start failed"
 	start_ost || error "OST start failed"
 	mount_client $MOUNT || error "client start failed"
+	client_up || error "client_up failed"
 }
 
 setup_noconfig() {
@@ -178,10 +203,16 @@ setup_noconfig() {
 	mount_client $MOUNT
 }
 
+unload_modules_conf () {
+	if combined_mgs_mds || ! local_mode; then
+		unload_modules || return 1
+	fi
+}
+
 cleanup_nocli() {
 	stop_ost || return 202
 	stop_mds || return 201
-	unload_modules || return 203
+	unload_modules_conf || return 203
 }
 
 cleanup() {
@@ -325,60 +356,132 @@ test_5a() {	# was test_5
 }
 run_test 5a "force cleanup mds, then cleanup"
 
+cleanup_5b () {
+	trap 0
+	start_mgs
+}
+
 test_5b() {
+	grep " $MOUNT " /etc/mtab && \
+		error false "unexpected entry in mtab before mount" && return 10
+
+	local rc=0
 	start_ost
+	if ! combined_mgs_mds ; then
+		trap cleanup_5b EXIT ERR
+		start_mds
+		stop mgs
+	fi
+
 	[ -d $MOUNT ] || mkdir -p $MOUNT
-	grep " $MOUNT " /etc/mtab && echo "test 5b: mtab before mount" && return 10
-	mount_client $MOUNT && return 1
-	grep " $MOUNT " /etc/mtab && echo "test 5b: mtab after failed mount" && return 11
+	mount_client $MOUNT && rc=1
+	grep " $MOUNT " /etc/mtab && \
+		error "$MOUNT entry in mtab after failed mount" && rc=11
 	umount_client $MOUNT
 	# stop_mds is a no-op here, and should not fail
-	cleanup_nocli || return $?
-	return 0
+	cleanup_nocli || rc=$?
+	if ! combined_mgs_mds ; then
+		cleanup_5b
+	fi
+	return $rc
 }
-run_test 5b "mds down, cleanup after failed mount (bug 2712) (should return errs)"
+run_test 5b "Try to start a client with no MGS (should return errs)"
 
 test_5c() {
+	grep " $MOUNT " /etc/mtab && \
+		error false "unexpected entry in mtab before mount" && return 10
+
+	local rc=0
 	start_mds
 	start_ost
 	[ -d $MOUNT ] || mkdir -p $MOUNT
-	grep " $MOUNT " /etc/mtab && echo "test 5c: mtab before mount" && return 10
 	local oldfs="${FSNAME}"
 	FSNAME="wrong.${FSNAME}"
 	mount_client $MOUNT || :
 	FSNAME=${oldfs}
-	grep " $MOUNT " /etc/mtab && echo "test 5c: mtab after failed mount" && return 11
+	grep " $MOUNT " /etc/mtab && \
+		error "$MOUNT entry in mtab after failed mount" && rc=11
 	umount_client $MOUNT
-	cleanup_nocli  || return $?
+	cleanup_nocli  || rc=$?
+	return $rc
 }
 run_test 5c "cleanup after failed mount (bug 2712) (should return errs)"
 
 test_5d() {
+	grep " $MOUNT " /etc/mtab && \
+		error false "unexpected entry in mtab before mount" && return 10
+
+	local rc=0
 	start_ost
 	start_mds
 	stop_ost -f
-	grep " $MOUNT " /etc/mtab && echo "test 5d: mtab before mount" && return 10
-	mount_client $MOUNT || return 1
-	cleanup  || return $?
-	grep " $MOUNT " /etc/mtab && echo "test 5d: mtab after unmount" && return 11
-	return 0
+	mount_client $MOUNT || rc=1
+	cleanup  || rc=$?
+	grep " $MOUNT " /etc/mtab && \
+		error "$MOUNT entry in mtab after unmount" && rc=11
+	return $rc
 }
 run_test 5d "mount with ost down"
 
 test_5e() {
+	grep " $MOUNT " /etc/mtab && \
+		error false "unexpected entry in mtab before mount" && return 10
+
+	local rc=0
 	start_mds
 	start_ost
 
 #define OBD_FAIL_PTLRPC_DELAY_SEND       0x506
 	do_facet client "lctl set_param fail_loc=0x80000506"
-	grep " $MOUNT " /etc/mtab && echo "test 5e: mtab before mount" && return 10
 	mount_client $MOUNT || echo "mount failed (not fatal)"
-	cleanup  || return $?
-	grep " $MOUNT " /etc/mtab && echo "test 5e: mtab after unmount" && return 11
-	return 0
+	cleanup  || rc=$?
+	grep " $MOUNT " /etc/mtab && \
+		error "$MOUNT entry in mtab after unmount" && rc=11
+	return $rc
 }
 run_test 5e "delayed connect, don't crash (bug 10268)"
 
+test_5f() {
+	if combined_mgs_mds ; then
+		skip "combined mgs and mds"
+		return 0
+	fi
+
+	grep " $MOUNT " /etc/mtab && \
+		error false "unexpected entry in mtab before mount" && return 10
+
+	local rc=0
+	start_ost
+	[ -d $MOUNT ] || mkdir -p $MOUNT
+	mount_client $MOUNT &
+	local pid=$!
+	echo client_mount pid is $pid
+
+	sleep 5
+
+	if ! ps -f -p $pid >/dev/null; then
+		wait $pid
+		rc=$?
+		grep " $MOUNT " /etc/mtab && echo "test 5f: mtab after mount"
+		error "mount returns $rc, expected to hang"
+		rc=11
+		cleanup || rc=$?
+		return $rc
+	fi
+
+	# start mds
+	start_mds
+
+	# mount should succeed after start mds
+	wait $pid
+	rc=$?
+	[ $rc -eq 0 ] || error "mount returned $rc"
+	grep " $MOUNT " /etc/mtab && echo "test 5f: mtab after mount"
+	cleanup || return $?
+	return $rc
+}
+run_test 5f "mds down, cleanup after failed mount (bug 2712)"
+
 test_6() {
 	setup
 	manual_umount_client
@@ -430,6 +533,21 @@ test_9() {
 }
 run_test 9 "test ptldebug and subsystem for mkfs"
 
+is_blkdev () {
+        local facet=$1
+        local dev=$2
+        local size=${3:-""}
+
+        local rc=0
+        do_facet $facet "test -b $dev" || rc=1
+        if [[ "$size" ]]; then
+                local in=$(do_facet $facet "dd if=$dev of=/dev/null bs=1k count=1 skip=$size 2>&1" |\
+                        awk '($3 == "in") { print $1 }')
+                [[ $in  = "1+0" ]] || rc=1
+        fi
+        return $rc
+}
+
 #
 # Test 16 was to "verify that lustre will correct the mode of OBJECTS".
 # But with new MDS stack we don't care about the mode of local objects
@@ -437,21 +555,24 @@ run_test 9 "test ptldebug and subsystem for mkfs"
 #
 
 test_17() {
-        local MDSDEV=$(mdsdevname ${SINGLEMDS//mds/})
+        setup
+        check_mount || return 41
+        cleanup || return $?
 
-        if [ ! -e "$MDSDEV" ]; then
-            echo "no $MDSDEV existing, so mount Lustre to create one"
-	    setup
-            check_mount || return 41
-            cleanup || return $?
+        echo "Remove mds config log"
+        if ! combined_mgs_mds ; then
+                stop mgs
         fi
 
-        echo "Remove mds config log"
-        do_facet $SINGLEMDS "$DEBUGFS -w -R 'unlink CONFIGS/$FSNAME-MDT0000' $MDSDEV || return \$?" || return $?
+        do_facet mgs "$DEBUGFS -w -R 'unlink CONFIGS/$FSNAME-MDT0000' $MGSDEV || return \$?" || return $?
+
+        if ! combined_mgs_mds ; then
+                start_mgs
+        fi
 
         start_ost
-	start_mds && return 42
-	reformat_and_config
+        start_mds && return 42
+        reformat_and_config
 }
 run_test 17 "Verify failed mds_postsetup won't fail assertion (2936) (should return errs)"
 
@@ -473,17 +594,18 @@ test_18() {
                 log "use STORED_MDSSIZE=$STORED_MDSSIZE"
 
         # check if the block device is large enough
-        [ -z "$OK" -a -b $MDSDEV ] && \
-                [ "$(dd if=$MDSDEV of=/dev/null bs=1k count=1 skip=$MIN 2>&1 |
-                     awk '($3 == "in") { print $1 }')" = "1+0" ] && OK=1 && \
+        [ -z "$OK" ] && $(is_blkdev $SINGLEMDS $MDSDEV $MIN) && OK=1 &&
                 myMDSSIZE=$MIN && log "use device $MDSDEV with MIN=$MIN"
 
         # check if a loopback device has enough space for fs metadata (5%)
-        [ -z "$OK" ] && [ -f $MDSDEV -o ! -e $MDSDEV ] &&
-                SPACE=$(df -P $(dirname $MDSDEV) |
-                        awk '($1 != "Filesystem") {print $4}') &&
-                [ $SPACE -gt $((MIN / 20)) ] && OK=1 && myMDSSIZE=$MIN && \
+
+        if [ -z "$OK" ]; then
+                local SPACE=$(do_facet $SINGLEMDS "[ -f $MDSDEV -o ! -e $MDSDEV ] && df -P \\\$(dirname $MDSDEV)" |
+                        awk '($1 != "Filesystem") {print $4}')
+                ! [ -z "$SPACE" ]  &&  [ $SPACE -gt $((MIN / 20)) ] && \
+                        OK=1 && myMDSSIZE=$MIN && \
                         log "use file $MDSDEV with MIN=$MIN"
+        fi
 
         [ -z "$OK" ] && skip_env "$MDSDEV too small for ${MIN}kB MDS" && return
 
@@ -491,15 +613,21 @@ test_18() {
         echo "mount mds with large journal..."
         local OLD_MDS_MKFS_OPTS=$MDS_MKFS_OPTS
 
-        MDS_MKFS_OPTS="--mgs --mdt --fsname=$FSNAME --device-size=$myMDSSIZE --param sys.timeout=$TIMEOUT $MDSOPT"
+        local opts="--mdt --fsname=$FSNAME --device-size=$myMDSSIZE --param sys.timeout=$TIMEOUT $MDSOPT"
+
+        if combined_mgs_mds ; then
+            MDS_MKFS_OPTS="--mgs $opts"
+        else
+            MDS_MKFS_OPTS="--mgsnode=$MGSNID $opts"
+        fi
 
         reformat_and_config
         echo "mount lustre system..."
-	setup
+        setup
         check_mount || return 41
 
         echo "check journal size..."
-        local FOUNDSIZE=`do_facet mds "$DEBUGFS -c -R 'stat <8>' $MDSDEV" | awk '/Size: / { print $NF; exit;}'`
+        local FOUNDSIZE=$(do_facet $SINGLEMDS "$DEBUGFS -c -R 'stat <8>' $MDSDEV" | awk '/Size: / { print $NF; exit;}')
         if [ $FOUNDSIZE -gt $((32 * 1024 * 1024)) ]; then
                 log "Success: mkfs creates large journals. Size: $((FOUNDSIZE >> 20))M"
         else
@@ -577,6 +705,29 @@ test_21c() {
 }
 run_test 21c "start mds between two osts, stop mds last"
 
+test_21d() {
+        if combined_mgs_mds ; then
+                skip "need separate mgs device" && return 0
+        fi
+        stopall
+
+        reformat
+
+        start_mgs
+        start_ost
+        start_ost2
+        start_mds
+        wait_osc_import_state mds ost2 FULL
+
+        stop_ost
+        stop_ost2
+        stop_mds
+        stop_mgs
+        #writeconf to remove all ost2 traces for subsequent tests
+        writeconf
+}
+run_test 21d "start mgs then ost and then mds"
+
 test_22() {
 	start_mds
 
@@ -688,18 +839,15 @@ cleanup_24a() {
 }
 
 test_24a() {
-	#set up fs1
-	gen_config
-
-	#set up fs2
 	local MDSDEV=$(mdsdevname ${SINGLEMDS//mds/})
 
-	[ -n "$ost1_HOST" ] && fs2ost_HOST=$ost1_HOST
 	if [ -z "$fs2ost_DEV" -o -z "$fs2mds_DEV" ]; then
-		do_facet $SINGLEMDS [ -b "$MDSDEV" ] && \
+		is_blkdev $SINGLEMDS $MDSDEV && \
 		skip_env "mixed loopback and real device not working" && return
 	fi
 
+	[ -n "$ost1_HOST" ] && fs2ost_HOST=$ost1_HOST
+
 	local fs2mdsdev=${fs2mds_DEV:-${MDSDEV}_2}
 	local fs2ostdev=${fs2ost_DEV:-$(ostdevname 1)_2}
 
@@ -744,7 +892,9 @@ test_24b() {
 	local MDSDEV=$(mdsdevname ${SINGLEMDS//mds/})
 
 	if [ -z "$fs2mds_DEV" ]; then
-		do_facet $SINGLEMDS [ -b "$MDSDEV" ] && \
+		local dev=${SINGLEMDS}_dev
+		local MDSDEV=${!dev}
+		is_blkdev $SINGLEMDS $MDSDEV && \
 		skip_env "mixed loopback and real device not working" && return
 	fi
 
@@ -774,9 +924,9 @@ test_26() {
     do_facet $SINGLEMDS "lctl set_param fail_loc=0x80000135"
     start_mds && echo MDS started && return 1
     lctl get_param -n devices
-    DEVS=$(lctl get_param -n devices | wc -l)
+    DEVS=$(lctl get_param -n devices | egrep -v MG | wc -l)
     [ $DEVS -gt 0 ] && return 2
-    unload_modules || return 203
+    unload_modules_conf || return $?
 }
 run_test 26 "MDT startup failure cleans LOV (should return errs)"
 
@@ -887,6 +1037,9 @@ test_29() {
 	    echo "Waiting $(($MAX - $WAIT)) secs for MDT deactivated"
 	done
 
+        # quotacheck should not fail immediately after deactivate
+	[ -n "$ENABLE_QUOTA" ] && { $LFS quotacheck -ug $MOUNT || error "quotacheck has failed" ; }
+
         # test new client starts deactivated
  	umount_client $MOUNT || return 200
 	mount_client $MOUNT
@@ -898,6 +1051,9 @@ test_29() {
 	    echo "New client success: got $RESULT"
 	fi
 
+        # quotacheck should not fail after umount/mount operation
+	[ -n "$ENABLE_QUOTA" ] && { $LFS quotacheck -ug $MOUNT || error "quotacheck has failed" ; }
+
 	# make sure it reactivates
 	set_and_check client "lctl get_param -n $PROC_ACT" "$PARAM" $ACTV || return 6
 
@@ -1018,7 +1174,8 @@ cleanup_32() {
 	umount -f $MOUNT || true
 	echo "Cleanup local mds ost1 ..."
 	cleanup_nocli32
-	unload_modules
+	combined_mgs_mds || start_mgs
+	unload_modules_conf
 }
 
 test_32a() {
@@ -1038,6 +1195,8 @@ test_32a() {
 
 	$TUNEFS $tmpdir/mds || error "tunefs failed"
 
+	combined_mgs_mds || stop mgs
+
 	# nids are wrong, so client wont work, but server should start
 	start32 mds1 $tmpdir/mds "-o loop,exclude=lustre-OST0000" && \
 		trap cleanup_32 EXIT INT || return 3
@@ -1074,6 +1233,9 @@ test_32a() {
 	# mount a second time to make sure we didnt leave upgrade flag on
 	load_modules
 	$TUNEFS --dryrun $tmpdir/mds || error "tunefs failed"
+
+	combined_mgs_mds || stop mgs
+
 	start32 mds1 $tmpdir/mds "-o loop,exclude=lustre-OST0000" && \
 		trap cleanup_32 EXIT INT || return 12
 
@@ -1101,6 +1263,8 @@ test_32b() {
 
 	# writeconf will cause servers to register with their current nids
 	$TUNEFS --writeconf --fsname=$NEWNAME $tmpdir/mds || error "tunefs failed"
+	combined_mgs_mds || stop mgs
+
 	start32 mds1 $tmpdir/mds "-o loop" && \
 		trap cleanup_32 EXIT INT || return 3
 
@@ -1162,10 +1326,14 @@ test_33a() { # bug 12333, was test_33
         [ -n "$ost1_HOST" ] && fs2ost_HOST=$ost1_HOST
 
         if [ -z "$fs2ost_DEV" -o -z "$fs2mds_DEV" ]; then
-                do_facet $SINGLEMDS [ -b "$MDSDEV" ] && \
+                local dev=${SINGLEMDS}_dev
+                local MDSDEV=${!dev}
+                is_blkdev $SINGLEMDS $MDSDEV && \
                 skip_env "mixed loopback and real device not working" && return
         fi
 
+        combined_mgs_mds || mkfs_opts="$mkfs_opts --nomgs"
+
         local fs2mdsdev=${fs2mds_DEV:-${MDSDEV}_2}
         local fs2ostdev=${fs2ost_DEV:-$(ostdevname 1)_2}
         add fs2mds $MDS_MKFS_OPTS --mkfsoptions='\"-J size=8\"' --fsname=${FSNAME2} --reformat $fs2mdsdev || exit 10
@@ -1311,9 +1479,9 @@ test_35b() { # bug 18674
 
 	log "Set up a fake failnode for the MDS"
 	FAKENID="127.0.0.2"
-	local device=$(do_facet mds "$LCTL get_param -n devices" | \
+	local device=$(do_facet $SINGLEMDS "$LCTL get_param -n devices" | \
 			awk '($3 ~ "mdt" && $4 ~ "MDT") { print $4 }' | head -1)
-	do_facet mds "$LCTL conf_param ${device}.failover.node=$FAKENID" || \
+	do_facet $SINGLEMDS "$LCTL conf_param ${device}.failover.node=$FAKENID" || \
 		return 1
 
 	local at_max_saved=0
@@ -1328,13 +1496,13 @@ test_35b() { # bug 18674
 
 	log "Injecting EBUSY on MDS"
 	# Setting OBD_FAIL_MDS_RESEND=0x136
-	do_facet mds "$LCTL set_param fail_loc=0x80000136" || return 2
+	do_facet $SINGLEMDS "$LCTL set_param fail_loc=0x80000136" || return 2
 
 	log "Stat on a test file"
 	stat $MOUNT/testdir/test
 
 	log "Stop injecting EBUSY on MDS"
-	do_facet mds "$LCTL set_param fail_loc=0" || return 3
+	do_facet $SINGLEMDS "$LCTL set_param fail_loc=0" || return 3
 	rm -f $MOUNT/testdir/test
 
 	log "done"
@@ -1369,22 +1537,22 @@ test_35b() { # bug 18674
 run_test 35b "Continue reconnection retries, if the active server is busy"
 
 test_36() { # 12743
-        local rc
+        [ $OSTCOUNT -lt 2 ] && skip_env "skipping test for single OST" && return
+
+        [ "$ost_HOST" = "`hostname`" -o "$ost1_HOST" = "`hostname`" ] || \
+		{ skip "remote OST" && return 0; }
+
+        local rc=0
         local FSNAME2=test1234
         local fs3ost_HOST=$ost_HOST
         local MDSDEV=$(mdsdevname ${SINGLEMDS//mds/})
 
         [ -n "$ost1_HOST" ] && fs2ost_HOST=$ost1_HOST && fs3ost_HOST=$ost1_HOST
-        rc=0
 
         if [ -z "$fs2ost_DEV" -o -z "$fs2mds_DEV" -o -z "$fs3ost_DEV" ]; then
-		do_facet $SINGLEMDS [ -b "$MDSDEV" ] && \
+		is_blkdev $SINGLEMDS $MDSDEV && \
 		skip_env "mixed loopback and real device not working" && return
         fi
-        [ $OSTCOUNT -lt 2 ] && skip_env "skipping test for single OST" && return
-
-	[ "$ost_HOST" = "`hostname`" -o "$ost1_HOST" = "`hostname`" ] || \
-		{ skip "remote OST" && return 0; }
 
         local fs2mdsdev=${fs2mds_DEV:-${MDSDEV}_2}
         local fs2ostdev=${fs2ost_DEV:-$(ostdevname 1)_2}
@@ -1437,34 +1605,38 @@ test_36() { # 12743
         stop fs2ost -f || return 201
         stop fs2mds -f || return 202
         rm -rf $MOUNT2 $fs2mdsdev $fs2ostdev $fs3ostdev
-        unload_modules || return 203
+        unload_modules_conf || return 203
         return $rc
 }
 run_test 36 "df report consistency on OSTs with different block size"
 
 test_37() {
-	client_only && skip "client only testing" && return 0
-	LOCAL_MDSDEV="$TMP/mdt.img"
-	SYM_MDSDEV="$TMP/sym_mdt.img"
+	local mntpt=$(facet_mntpt $SINGLEMDS)
+	local mdsdev=$(mdsdevname ${SINGLEMDS//mds/})
+	local mdsdev_sym="$TMP/sym_mdt.img"
+
+	echo "MDS :     $mdsdev"
+	echo "SYMLINK : $mdsdev_sym"
+	do_facet $SINGLEMDS rm -f $mdsdev_sym
+
+	do_facet $SINGLEMDS ln -s $mdsdev $mdsdev_sym
 
-	echo "MDS :     $LOCAL_MDSDEV"
-	echo "SYMLINK : $SYM_MDSDEV"
-	rm -f $LOCAL_MDSDEV
+	echo "mount symlink device - $mdsdev_sym"
 
-	touch $LOCAL_MDSDEV
-	mkfs.lustre --reformat --fsname=lustre --mdt --mgs --device-size=9000 $LOCAL_MDSDEV ||
-		error "mkfs.lustre $LOCAL_MDSDEV failed"
-	ln -s $LOCAL_MDSDEV $SYM_MDSDEV
+	local rc=0
+	mount_op=$(do_facet $SINGLEMDS mount -v -t lustre $MDS_MOUNT_OPTS  $mdsdev_sym $mntpt 2>&1 )
+	rc=${PIPESTATUS[0]}
 
-	echo "mount symlink device - $SYM_MDSDEV"
+	echo mount_op=$mount_op
 
-	mount_op=`mount -v -t lustre -o loop $SYM_MDSDEV ${MOUNT%/*}/mds 2>&1 | grep "unable to set tunable"`
-	umount -d ${MOUNT%/*}/mds
-	rm -f $LOCAL_MDSDEV $SYM_MDSDEV
+	do_facet $SINGLEMDS "umount -d $mntpt && rm -f $mdsdev_sym"
 
-	if [ -n "$mount_op" ]; then
-		error "**** FAIL: set tunables failed for symlink device"
+	if $(echo $mount_op | grep -q "unable to set tunable"); then
+		error "set tunables failed for symlink device"
 	fi
+
+	[ $rc -eq 0 ] || error "mount symlink $mdsdev_sym failed! rc=$rc"
+
 	return 0
 }
 run_test 37 "verify set tunables works for symlink device"
@@ -1538,13 +1710,15 @@ run_test 39 "leak_finder recognizes both LUSTRE and LNET malloc messages"
 test_40() { # bug 15759
 	start_ost
 	#define OBD_FAIL_TGT_TOOMANY_THREADS     0x706
-	do_facet $SINGLEMDS "sysctl -w lustre.fail_loc=0x80000706"
+	do_facet $SINGLEMDS "$LCTL set_param fail_loc=0x80000706"
 	start_mds
 	cleanup
 }
 run_test 40 "race during service thread startup"
 
-test_41() { #bug 14134
+test_41a() { #bug 14134
+        echo $MDS_MOUNT_OPTS | grep "loop" && skip " loop devices does not work with nosvc option" && return
+
         local rc
         local MDSDEV=$(mdsdevname ${SINGLEMDS//mds/})
 
@@ -1562,11 +1736,36 @@ test_41() { #bug 14134
         stop ost1 -f || return 201
         stop_mds -f || return 202
         stop_mds -f || return 203
-        unload_modules || return 204
+        unload_modules_conf || return 204
         return $rc
 }
-run_test 41 "mount mds with --nosvc and --nomgs"
+run_test 41a "mount mds with --nosvc and --nomgs"
+
+test_41b() {
+        echo $MDS_MOUNT_OPTS | grep "loop" && skip " loop devices does not work with nosvc option" && return
 
+        stopall
+        reformat
+        local MDSDEV=$(mdsdevname ${SINGLEMDS//mds/})
+
+        start $SINGLEMDS $MDSDEV $MDS_MOUNT_OPTS -o nosvc -n
+        start_ost
+        start $SINGLEMDS $MDSDEV $MDS_MOUNT_OPTS -o nomgs,force
+        mkdir -p $MOUNT
+        mount_client $MOUNT || return 1
+        sleep 5
+
+        echo "blah blah" > $MOUNT/$tfile
+        cat $MOUNT/$tfile || return 200
+
+        umount_client $MOUNT
+        stop_ost || return 201
+        stop_mds -f || return 202
+        stop_mds -f || return 203
+
+}
+
+run_test 41b "mount mds with --nosvc and --nomgs on first mount"
 test_42() { #bug 14693
         setup
         check_mount || return 2
@@ -1687,7 +1886,7 @@ test_44() { # 16317
         check_mount || return 2
         UUID=$($LCTL get_param llite.${FSNAME}*.uuid | cut -d= -f2)
         STATS_FOUND=no
-        UUIDS=$(do_facet mds "$LCTL get_param mdt.${FSNAME}*.exports.*.uuid")
+        UUIDS=$(do_facet $SINGLEMDS "$LCTL get_param mdt.${FSNAME}*.exports.*.uuid")
         for VAL in $UUIDS; do
                 NID=$(echo $VAL | cut -d= -f1)
                 CLUUID=$(echo $VAL | cut -d= -f2)
@@ -1866,7 +2065,7 @@ test_49() { # bug 17710
 	check_mount || return 1
 
 	echo "check ldlm_timout..."
-	LDLM_MDS="`do_facet mds lctl get_param -n ldlm_timeout`"
+	LDLM_MDS="`do_facet $SINGLEMDS lctl get_param -n ldlm_timeout`"
 	LDLM_OST1="`do_facet ost1 lctl get_param -n ldlm_timeout`"
 	LDLM_CLIENT="`do_facet client lctl get_param -n ldlm_timeout`"
 
@@ -1888,7 +2087,7 @@ test_49() { # bug 17710
 	setup_noconfig
 	check_mount || return 7
 
-	LDLM_MDS="`do_facet mds lctl get_param -n ldlm_timeout`"
+	LDLM_MDS="`do_facet $SINGLEMDS lctl get_param -n ldlm_timeout`"
 	LDLM_OST1="`do_facet ost1 lctl get_param -n ldlm_timeout`"
 	LDLM_CLIENT="`do_facet client lctl get_param -n ldlm_timeout`"
 
@@ -1974,6 +2173,8 @@ test_50c() {
  	umount_client $MOUNT || error "Unable to unmount client"
 	stop_ost2 || error "Unable to stop OST2"
 	stop_mds || error "Unable to stop MDS"
+	#writeconf to remove all ost2 traces for subsequent tests
+	writeconf
 }
 run_test 50c "lazystatfs one server down =========================="
 
@@ -1994,6 +2195,8 @@ test_50d() {
  	umount_client $MOUNT || error "Unable to unmount client"
 	stop_ost2 || error "Unable to stop OST2"
 	stop_mds || error "Unable to stop MDS"
+	#writeconf to remove all ost2 traces for subsequent tests
+	writeconf
 }
 run_test 50d "lazystatfs client/server conn race =========================="
 
@@ -2083,6 +2286,8 @@ test_50g() {
 	[ "$OSTCOUNT" -lt "2" ] && skip_env "$OSTCOUNT < 2, skipping" && return
 	setup
 	start_ost2 || error "Unable to start OST2"
+        wait_osc_import_state mds ost2 FULL
+        wait_osc_import_state client ost2 FULL
 
 	local PARAM="${FSNAME}-OST0001.osc.active"
 
@@ -2123,6 +2328,8 @@ test_51() {
 	wait $pid
 	stop_ost2 || return 3
 	cleanup
+	#writeconf to remove all ost2 traces for subsequent tests
+	writeconf
 }
 run_test 51 "Verify that mdt_reint handles RMF_MDT_MD correctly when an OST is added"
 
@@ -2191,7 +2398,9 @@ test_52() {
 	[ $? -eq 0 ] || { error "Unable to create tdir"; return 4; }
 	touch $TMP/modified_first
 	[ $? -eq 0 ] || { error "Unable to create temporary file"; return 5; }
-	do_node $ost1node "mkdir -p $ost1tmp && touch $ost1tmp/modified_first"
+	local mtime=$(stat -c %Y $TMP/modified_first)
+	do_node $ost1node "mkdir -p $ost1tmp && touch -m -d @$mtime $ost1tmp/modified_first"
+
 	[ $? -eq 0 ] || { error "Unable to create temporary file"; return 6; }
 	sleep 1
 
@@ -2295,17 +2504,17 @@ thread_sanity() {
         tmax=$(do_facet $facet "lctl get_param -n ${paramp}.threads_max" || echo 0)
         tstarted=$(do_facet $facet "lctl get_param -n ${paramp}.threads_started" || echo 0)
         lassert 23 "$msg (PDSH problems?)" '(($tstarted && $tmin && $tmax))' || return $?
-        lassert 24 "$msg" '(($tstarted >= $tmin && $tstarted <= tmax ))' || return $?
+        lassert 24 "$msg" '(($tstarted >= $tmin && $tstarted <= $tmax ))' || return $?
 
-        # Check that we can lower min/max
-        do_facet $facet "lctl set_param ${paramp}.threads_min=$((tmin - 1))"
-        do_facet $facet "lctl set_param ${paramp}.threads_max=$((tmax - 10))"
+        # Check that we can change min/max
+        do_facet $facet "lctl set_param ${paramp}.threads_min=$((tmin + 1))"
+        do_facet $facet "lctl set_param ${paramp}.threads_max=$((tmax - 1))"
         tmin2=$(do_facet $facet "lctl get_param -n ${paramp}.threads_min" || echo 0)
         tmax2=$(do_facet $facet "lctl get_param -n ${paramp}.threads_max" || echo 0)
-        lassert 25 "$msg" '(($tmin2 == ($tmin - 1) && $tmax2 == ($tmax -10)))' || return $?
+        lassert 25 "$msg" '(($tmin2 == ($tmin + 1) && $tmax2 == ($tmax -1)))' || return $?
 
         # Check that we can set min/max to the same value
-        do_facet $facet "lctl set_param ${paramp}.threads_min=$tmin"
+        tmin=$(do_facet $facet "lctl get_param -n ${paramp}.threads_min" || echo 0)
         do_facet $facet "lctl set_param ${paramp}.threads_max=$tmin"
         tmin2=$(do_facet $facet "lctl get_param -n ${paramp}.threads_min" || echo 0)
         tmax2=$(do_facet $facet "lctl get_param -n ${paramp}.threads_max" || echo 0)
@@ -2315,7 +2524,7 @@ thread_sanity() {
         do_facet $facet "lctl set_param ${paramp}.threads_max=$((tmin - 1))"
         tmin2=$(do_facet $facet "lctl get_param -n ${paramp}.threads_min" || echo 0)
         tmax2=$(do_facet $facet "lctl get_param -n ${paramp}.threads_max" || echo 0)
-        lassert 27 "$msg" '(($tmin <= $tmax2))' || return $?
+        lassert 27 "$msg" '(($tmin2 <= $tmax2))' || return $?
 
         # We need to ensure that we get the module options desired; to do this
         # we set LOAD_MODULES_REMOTE=true and we call setmodopts below.
@@ -2356,10 +2565,6 @@ test_53b() {
 }
 run_test 53b "check MDT thread count params"
 
-if ! combined_mgs_mds ; then
-	stop mgs
-fi
-
 run_llverfs()
 {
         local dir=$1
@@ -2435,11 +2640,95 @@ test_56() {
 	mount_client $MOUNT || error "Unable to mount client"
 	echo ok
 	$LFS osts
+	[ -n "$ENABLE_QUOTA" ] && { $LFS quotacheck -ug $MOUNT || error "quotacheck has failed" ; }
 	stopall
 	reformat
 }
 run_test 56 "check big indexes"
 
+test_57a() { # bug 22656
+	local NID=$(do_facet ost1 "$LCTL get_param nis" | tail -1 | awk '{print $1}')
+	writeconf
+	do_facet ost1 "$TUNEFS --failnode=$NID `ostdevname 1`" || error "tunefs failed"
+	start_mgsmds
+	start_ost && error "OST registration from failnode should fail"
+	reformat
+}
+run_test 57a "initial registration from failnode should fail (should return errs)"
+
+test_57b() {
+	local NID=$(do_facet ost1 "$LCTL get_param nis" | tail -1 | awk '{print $1}')
+	writeconf
+	do_facet ost1 "$TUNEFS --servicenode=$NID `ostdevname 1`" || error "tunefs failed"
+	start_mgsmds
+	start_ost || error "OST registration from servicenode should not fail"
+	reformat
+}
+run_test 57b "initial registration from servicenode should not fail"
+
+count_osts() {
+        do_facet mgs $LCTL get_param mgs.MGS.live.$FSNAME | grep OST | wc -l
+}
+
+test_58() { # bug 22658
+        [ "$FSTYPE" != "ldiskfs" ] && skip "not supported for $FSTYPE" && return
+	setup
+	mkdir -p $DIR/$tdir
+	createmany -o $DIR/$tdir/$tfile-%d 100
+	# make sure that OSTs do not cancel llog cookies before we unmount the MDS
+#define OBD_FAIL_OBD_LOG_CANCEL_NET      0x601
+	do_facet mds "lctl set_param fail_loc=0x601"
+	unlinkmany $DIR/$tdir/$tfile-%d 100
+	stop mds
+	local MNTDIR=$(facet_mntpt mds)
+	# remove all files from the OBJECTS dir
+	do_facet mds "mount -t ldiskfs $MDSDEV $MNTDIR"
+	do_facet mds "find $MNTDIR/OBJECTS -type f -delete"
+	do_facet mds "umount $MNTDIR"
+	# restart MDS with missing llog files
+	start_mds
+	do_facet mds "lctl set_param fail_loc=0"
+	reformat
+}
+run_test 58 "missing llog files must not prevent MDT from mounting"
+
+test_59() {
+	start_mgsmds >> /dev/null
+	local C1=$(count_osts)
+	if [ $C1 -eq 0 ]; then
+		start_ost >> /dev/null
+		C1=$(count_osts)
+	fi
+	stopall
+	echo "original ost count: $C1 (expect > 0)"
+	[ $C1 -gt 0 ] || error "No OSTs in $FSNAME log"
+	start_mgsmds -o writeconf >> /dev/null || error "MDT start failed"
+	local C2=$(count_osts)
+	echo "after mdt writeconf count: $C2 (expect 0)"
+	[ $C2 -gt 0 ] && error "MDT writeconf should erase OST logs"
+	echo "OST start without writeconf should fail:"
+	start_ost >> /dev/null && error "OST start without writeconf didn't fail"
+	echo "OST start with writeconf should succeed:"
+	start_ost -o writeconf >> /dev/null || error "OST1 start failed"
+	local C3=$(count_osts)
+	echo "after ost writeconf count: $C3 (expect 1)"
+	[ $C3 -eq 1 ] || error "new OST writeconf should add:"
+	start_ost2 -o writeconf >> /dev/null || error "OST2 start failed"
+	local C4=$(count_osts)
+	echo "after ost2 writeconf count: $C4 (expect 2)"
+	[ $C4 -eq 2 ] || error "OST2 writeconf should add log"
+	stop_ost2 >> /dev/null
+	cleanup_nocli >> /dev/null
+	#writeconf to remove all ost2 traces for subsequent tests
+	writeconf
+}
+run_test 59 "writeconf mount option"
+
+if ! combined_mgs_mds ; then
+	stop mgs
+fi
+
 cleanup_gss
-equals_msg `basename $0`: test complete
-[ -f "$TESTSUITELOG" ] && cat $TESTSUITELOG && grep -q FAIL $TESTSUITELOG && exit 1 || true
+
+complete $(basename $0) $SECONDS
+exit_status