X-Git-Url: https://git.whamcloud.com/?p=fs%2Flustre-release.git;a=blobdiff_plain;f=lustre%2Ftests%2Fsanityn.sh;h=1e65fda2f8b7662d8c73311cbc9bbf7b19212abe;hp=1978bebd80e4347215420bdfc316f44db75a38bf;hb=849d7d5b1b4cabb7578c3ab5aaf271e90dd33864;hpb=97b9148af8f7b8d31892f2f114e9461f85e9a4a4

diff --git a/lustre/tests/sanityn.sh b/lustre/tests/sanityn.sh
index 1978beb..1e65fda 100644
--- a/lustre/tests/sanityn.sh
+++ b/lustre/tests/sanityn.sh
@@ -3,29 +3,18 @@
 set -e
 
 ONLY=${ONLY:-"$*"}
-# bug number for skipped test: 3192 15528/3811 16929 9977 15528/11549 18080
-ALWAYS_EXCEPT="                14b  19         22    28   29          35    $SANITYN_EXCEPT"
+# bug number for skipped test: 3192 LU-1205 15528/3811 9977 15528/11549 18080
+ALWAYS_EXCEPT="                14b  18c     19         28   29          35    $SANITYN_EXCEPT"
 # UPDATE THE COMMENT ABOVE WITH BUG NUMBERS WHEN CHANGING ALWAYS_EXCEPT!
 
-# bug number for skipped test:                                                    12652 12652
-grep -q 'Enterprise Server 10' /etc/SuSE-release && ALWAYS_EXCEPT="$ALWAYS_EXCEPT 11    14" || true
-
-# Tests that fail on uml
-[ "$UML" = "true" ] && EXCEPT="$EXCEPT 7"
-
-# It will be ported soon.
-EXCEPT="$EXCEPT 22"
-
-SRCDIR=`dirname $0`
+SRCDIR=$(dirname $0)
 PATH=$PWD/$SRCDIR:$SRCDIR:$SRCDIR/../utils:$PATH
 
 SIZE=${SIZE:-40960}
 CHECKSTAT=${CHECKSTAT:-"checkstat -v"}
-GETSTRIPE=${GETSTRIPE:-lfs getstripe}
-SETSTRIPE=${SETSTRIPE:-lstripe}
-MCREATE=${MCREATE:-mcreate}
 OPENFILE=${OPENFILE:-openfile}
 OPENUNLINK=${OPENUNLINK:-openunlink}
+export MULTIOP=${MULTIOP:-multiop}
 export TMP=${TMP:-/tmp}
 MOUNT_2=${MOUNT_2:-"yes"}
 CHECK_GRANT=${CHECK_GRANT:-"yes"}
@@ -43,7 +32,14 @@ init_test_env $@
 . ${CONFIG:=$LUSTRE/tests/cfg/$NAME.sh}
 init_logging
 
-[ "$SLOW" = "no" ] && EXCEPT_SLOW="12 16 23 33a"
+if [ $(facet_fstype $SINGLEMDS) = "zfs" ]; then
+# bug number for skipped test:        LU-2189 LU-2776
+	ALWAYS_EXCEPT="$ALWAYS_EXCEPT 36      51a"
+# LU-2829 / LU-2887 - make allowances for ZFS slowness
+	TEST33_NFILES=${TEST33_NFILES:-1000}
+fi
+
+[ "$SLOW" = "no" ] && EXCEPT_SLOW="33a"
 
 FAIL_ON_ERROR=false
 
@@ -52,11 +48,11 @@ TRACE=${TRACE:-""}
 
 check_and_setup_lustre
 
-LOVNAME=`lctl get_param -n llite.*.lov.common_name | tail -n 1`
-OSTCOUNT=`lctl get_param -n lov.$LOVNAME.numobd`
+LOVNAME=$($LCTL get_param -n llite.*.lov.common_name | tail -n 1)
+OSTCOUNT=$($LCTL get_param -n lov.$LOVNAME.numobd)
 
 assert_DIR
-rm -rf $DIR1/[df][0-9]* $DIR1/lnk
+rm -rf $DIR1/[df][0-9]* $DIR1/lnk $DIR/[df].${TESTSUITE}*
 
 SAMPLE_FILE=$TMP/$(basename $0 .sh).junk
 dd if=/dev/urandom of=$SAMPLE_FILE bs=1M count=1
@@ -133,9 +129,57 @@ test_2e() {
 }
 run_test 2e "check chmod on root is propagated to others"
 
+test_2f() {
+	[ $MDSCOUNT -lt 2 ] && skip "needs >= 2 MDTs" && return
+	local MDTIDX=1
+	local remote_dir=$tdir/remote_dir
+
+	mkdir -p $DIR1/$tdir
+	$LFS mkdir -i $MDTIDX $DIR1/$remote_dir ||
+	           error "Create remote directory failed"
+
+	touch $DIR1/$remote_dir/$tfile ||
+		error "Create file under remote directory failed"
+	chmod 777 $DIR1/$remote_dir/$tfile ||
+		error "Chmod file under remote directory failed"
+
+	$CHECKSTAT -t file -p 0777 $DIR2/$remote_dir/$tfile ||
+		error "Check attr of file under remote directory failed"
+
+	chown $RUNAS_ID:$RUNAS_GID $DIR1/$remote_dir/$tfile ||
+		error "Chown file under remote directory failed"
+
+	$CHECKSTAT -u \#$RUNAS_ID -g \#$RUNAS_GID $DIR2/$remote_dir/$tfile ||
+		error "Check owner of file under remote directory failed"
+
+	cd $DIR2/$remote_dir || error "enter remote dir"
+	rm -rf $DIR1/$remote_dir/$tfile ||
+		error "Unlink remote directory failed"
+
+	$CHECKSTAT -t file $DIR2/$remote_dir/$tfile &&
+		error "unlink file still exists!"
+
+        cd $DIR2/$tdir || error "exit remote dir"
+	rm -rf $DIR1/$tdir || error "unlink directory failed"
+}
+run_test 2f "check attr/owner updates on DNE with 2 mtpt's"
+
+test_2g() {
+	dd if=/dev/zero of=$DIR1/$tfile oflag=sync bs=1M count=2
+
+	local block1=$(stat $DIR1/$tfile | awk '/Blocks/ {print $4} ')
+	cancel_lru_locks osc
+	local block2=$(stat $DIR2/$tfile | awk '/Blocks/ {print $4} ')
+	echo "$DIR1/$tfile has $block1 blocks"
+	echo "$DIR2/$tfile has $block2 blocks"
+	[ $block1 -eq $block2 ] || error
+}
+run_test 2g "check blocks update on sync write"
+
 test_3() {
-	( cd $DIR1 ; ln -s this/is/good $tfile )
-	[ "this/is/good" = "`perl -e 'print readlink("'$DIR2/$tfile'");'`" ] ||
+	local target="this/is/good"
+	ln -s $target $DIR1/$tfile || error "ln -s $target $DIR1/$tfile failed"
+	[ "$(ls -l $DIR2/$tfile | sed -e 's/.* -> //')" = "$target" ] ||
 		error "link $DIR2/$tfile not as expected"
 }
 run_test 3 "symlink on one mtpt, readlink on another ==========="
@@ -220,7 +264,7 @@ test_10b() {
 run_test 10b "write of file with sub-page size on multiple mounts "
 
 test_11() {
-	mkdir $DIR1/d11
+	test_mkdir $DIR1/d11
 	multiop_bg_pause $DIR1/d11/f O_c || return 1
 	MULTIPID=$!
 	cp -p /bin/ls $DIR1/d11/f
@@ -238,8 +282,7 @@ test_12() {
 run_test 12 "test lock ordering (link, stat, unlink) ==========="
 
 test_13() {	# bug 2451 - directory coherency
-       rm -rf $DIR1/d13
-       mkdir $DIR1/d13 || error
+	test_mkdir $DIR1/d13 || error
        cd $DIR1/d13 || error
        ls
        ( touch $DIR1/d13/f13 ) # needs to be a separate shell
@@ -255,7 +298,7 @@ test_13() {	# bug 2451 - directory coherency
 run_test 13 "test directory page revocation ===================="
 
 test_14() {
-	mkdir -p $DIR1/$tdir
+	test_mkdir -p $DIR1/$tdir
 	cp -p /bin/ls $DIR1/$tdir/$tfile
 	multiop_bg_pause $DIR1/$tdir/$tfile Ow_c || return 1
 	MULTIPID=$!
@@ -267,11 +310,11 @@ test_14() {
 run_test 14 "execution of file open for write returns -ETXTBSY ="
 
 test_14a() {
-        mkdir -p $DIR1/d14
+	test_mkdir -p $DIR1/d14
 	cp -p `which multiop` $DIR1/d14/multiop || error "cp failed"
         MULTIOP_PROG=$DIR1/d14/multiop multiop_bg_pause $TMP/test14.junk O_c || return 1
         MULTIOP_PID=$!
-        multiop $DIR2/d14/multiop Oc && error "expected error, got success"
+        $MULTIOP $DIR2/d14/multiop Oc && error "expected error, got success"
         kill -USR1 $MULTIOP_PID || return 2
         wait $MULTIOP_PID || return 3
         rm $TMP/test14.junk $DIR1/d14/multiop || error "removing multiop"
@@ -279,7 +322,7 @@ test_14a() {
 run_test 14a "open(RDWR) of executing file returns -ETXTBSY ===="
 
 test_14b() { # bug 3192, 7040
-        mkdir -p $DIR1/d14
+	test_mkdir -p $DIR1/d14
 	cp -p `which multiop` $DIR1/d14/multiop || error "cp failed"
         MULTIOP_PROG=$DIR1/d14/multiop multiop_bg_pause $TMP/test14.junk O_c || return 1
         MULTIOP_PID=$!
@@ -293,7 +336,7 @@ test_14b() { # bug 3192, 7040
 run_test 14b "truncate of executing file returns -ETXTBSY ======"
 
 test_14c() { # bug 3430, 7040
-	mkdir -p $DIR1/d14
+	test_mkdir -p $DIR1/d14
 	cp -p `which multiop` $DIR1/d14/multiop || error "cp failed"
 	MULTIOP_PROG=$DIR1/d14/multiop multiop_bg_pause $TMP/test14.junk O_c || return 1
         MULTIOP_PID=$!
@@ -306,7 +349,7 @@ test_14c() { # bug 3430, 7040
 run_test 14c "open(O_TRUNC) of executing file return -ETXTBSY =="
 
 test_14d() { # bug 10921
-	mkdir -p $DIR1/d14
+	test_mkdir -p $DIR1/d14
 	cp -p `which multiop` $DIR1/d14/multiop || error "cp failed"
 	MULTIOP_PROG=$DIR1/d14/multiop multiop_bg_pause $TMP/test14.junk O_c || return 1
         MULTIOP_PID=$!
@@ -322,17 +365,41 @@ run_test 14d "chmod of executing file is still possible ========"
 test_15() {	# bug 974 - ENOSPC
 	echo "PATH=$PATH"
 	sh oos2.sh $MOUNT1 $MOUNT2
+	wait_delete_completed
 	grant_error=`dmesg | grep "> available"`
 	[ -z "$grant_error" ] || error "$grant_error"
 }
 run_test 15 "test out-of-space with multiple writers ==========="
 
+COUNT=${COUNT:-2500}
+# The FSXNUM reduction for ZFS is needed until ORI-487 is fixed.
+# We don't want to skip it entirely, but ZFS is VERY slow and cannot
+# pass a 2500 operation dual-mount run within the time limit.
+if [ "$(facet_fstype ost1)" = "zfs" ]; then
+	FSXNUM=$((COUNT / 5))
+	FSXP=1
+elif [ "$SLOW" = "yes" ]; then
+	FSXNUM=$((COUNT * 5))
+	FSXP=500
+else
+	FSXNUM=$COUNT
+	FSXP=100
+fi
+
 test_16() {
-	rm -f $MOUNT1/fsxfile
-	lfs setstripe $MOUNT1/fsxfile -c -1 # b=10919
-	fsx -c 50 -p 100 -N 2500 -l $((SIZE * 256)) -S 0 $MOUNT1/fsxfile $MOUNT2/fsxfile
+	local file1=$DIR1/$tfile
+	local file2=$DIR2/$tfile
+
+	# to allocate grant because it may run out due to test_15.
+	lfs setstripe -c -1 $file1
+	dd if=/dev/zero of=$file1 bs=$STRIPE_BYTES count=$OSTCOUNT oflag=sync
+	dd if=/dev/zero of=$file2 bs=$STRIPE_BYTES count=$OSTCOUNT oflag=sync
+	rm -f $file1
+
+	lfs setstripe -c -1 $file1 # b=10919
+	fsx -c 50 -p $FSXP -N $FSXNUM -l $((SIZE * 256)) -S 0 $file1 $file2
 }
-run_test 16 "2500 iterations of dual-mount fsx ================="
+run_test 16 "$FSXNUM iterations of dual-mount fsx"
 
 test_17() { # bug 3513, 3667
 	remote_ost_nodsh && skip "remote OST with nodsh" && return
@@ -350,42 +417,59 @@ test_17() { # bug 3513, 3667
 run_test 17 "resource creation/LVB creation race ==============="
 
 test_18() {
-	$LUSTRE/tests/mmap_sanity -d $MOUNT1 -m $MOUNT2
+        # turn e.g. ALWAYS_EXCEPT="18c" into "-e 3"
+        local idx
+        local excepts=
+        for idx in {a..z}; do
+                local ptr=EXCEPT_ALWAYS_18$idx
+                [ x${!ptr} = xtrue ] || continue
+
+                excepts="$excepts -e $(($(printf %d \'$idx)-96))"
+        done
+
+	$LUSTRE/tests/mmap_sanity -d $MOUNT1 -m $MOUNT2 $excepts
 	sync; sleep 1; sync
 }
 run_test 18 "mmap sanity check ================================="
 
 test_19() { # bug3811
-	[ -d /proc/fs/lustre/obdfilter ] || return 0
+	local node=$(facet_active_host ost1)
+
+	# check whether obdfilter is cache capable at all
+	if ! get_osd_param $node '' read_cache_enable >/dev/null; then
+		echo "not cache-capable obdfilter"
+		return 0
+	fi
 
-	MAX=`lctl get_param -n obdfilter.*.readcache_max_filesize | head -n 1`
-	lctl set_param -n obdfilter.*OST*.readcache_max_filesize=4096
-	dd if=/dev/urandom of=$TMP/f19b bs=512k count=32
-	SUM=`cksum $TMP/f19b | cut -d" " -f 1,2`
-	cp $TMP/f19b $DIR1/f19b
+	local MAX=$(get_osd_param $node '' readcache_max_filesize | \
+		    head -n 1)
+	set_osd_param $node '' readcache_max_filesize 4096
+	dd if=/dev/urandom of=$TMP/$tfile bs=512k count=32
+	local SUM=$(cksum $TMP/$tfile | cut -d" " -f 1,2)
+	cp $TMP/$tfile $DIR1/$tfile
 	for i in `seq 1 20`; do
-		[ $((i % 5)) -eq 0 ] && log "test_18 loop $i"
+		[ $((i % 5)) -eq 0 ] && log "$testname loop $i"
 		cancel_lru_locks osc > /dev/null
-		cksum $DIR1/f19b | cut -d" " -f 1,2 > $TMP/sum1 & \
-		cksum $DIR2/f19b | cut -d" " -f 1,2 > $TMP/sum2
+		cksum $DIR1/$tfile | cut -d" " -f 1,2 > $TMP/sum1 & \
+		cksum $DIR2/$tfile | cut -d" " -f 1,2 > $TMP/sum2
 		wait
-		[ "`cat $TMP/sum1`" = "$SUM" ] || \
-			error "$DIR1/f19b `cat $TMP/sum1` != $SUM"
-		[ "`cat $TMP/sum2`" = "$SUM" ] || \
-			error "$DIR2/f19b `cat $TMP/sum2` != $SUM"
+		[ "$(cat $TMP/sum1)" = "$SUM" ] || \
+			error "$DIR1/$tfile $(cat $TMP/sum1) != $SUM"
+		[ "$(cat $TMP/sum2)" = "$SUM" ] || \
+			error "$DIR2/$tfile $(cat $TMP/sum2) != $SUM"
 	done
-	lctl set_param -n obdfilter.*OST*.readcache_max_filesize=$MAX
-	rm $DIR1/f19b
+	set_osd_param $node '' readcache_max_filesize $MAX
+	rm $DIR1/$tfile
 }
 run_test 19 "test concurrent uncached read races ==============="
 
 test_20() {
-	mkdir $DIR1/d20
+	test_mkdir $DIR1/d20
 	cancel_lru_locks osc
 	CNT=$((`lctl get_param -n llite.*.dump_page_cache | wc -l`))
-	multiop $DIR1/f20 Ow8190c
-	multiop $DIR2/f20 Oz8194w8190c
-	multiop $DIR1/f20 Oz0r8190c
+	$MULTIOP $DIR1/f20 Ow8190c
+	$MULTIOP $DIR2/f20 Oz8194w8190c
+	$MULTIOP $DIR1/f20 Oz0r8190c
 	cancel_lru_locks osc
 	CNTD=$((`lctl get_param -n llite.*.dump_page_cache | wc -l` - $CNT))
 	[ $CNTD -gt 0 ] && \
@@ -395,45 +479,45 @@ run_test 20 "test extra readahead page left in cache ===="
 
 cleanup_21() {
 	trap 0
-	umount $DIR1/d21
+	umount $DIR1/$tdir
 }
 
 test_21() { # Bug 5907
-	mkdir $DIR1/d21
-	mount /etc $DIR1/d21 --bind || error "mount failed" # Poor man's mount.
+	test_mkdir $DIR1/$tdir
+	mount /etc $DIR1/$tdir --bind || error "mount failed" # Poor man's mount.
 	trap cleanup_21 EXIT
-	rmdir -v $DIR1/d21 && error "Removed mounted directory"
-	rmdir -v $DIR2/d21 && echo "Removed mounted directory from another mountpoint, needs to be fixed"
-	test -d $DIR1/d21 || error "Mounted directory disappeared"
+	rmdir -v $DIR1/$tdir && error "Removed mounted directory"
+	rmdir -v $DIR2/$tdir && echo "Removed mounted directory from another mountpoint, needs to be fixed"
+	test -d $DIR1/$tdir || error "Mounted directory disappeared"
 	cleanup_21
-	test -d $DIR2/d21 || test -d $DIR1/d21 && error "Removed dir still visible after umount"
+	test -d $DIR2/$tdir || test -d $DIR1/$tdir && error "Removed dir still visible after umount"
 	true
 }
 run_test 21 " Try to remove mountpoint on another dir ===="
 
 test_23() { # Bug 5972
-	echo "others should see updated atime while another read" > $DIR1/f23
-	
+	local at_diff=$(do_facet $SINGLEMDS \
+		$LCTL get_param -n mdd.*MDT0000*.atime_diff | head -n1)
+	echo "atime should be updated while another read" > $DIR1/$tfile
+
 	# clear the lock(mode: LCK_PW) gotten from creating operation
 	cancel_lru_locks osc
-	
-	time1=`date +%s`	
-	#MAX_ATIME_DIFF 60, we update atime only if older than 60 seconds
-	sleep 61
-	
-	multiop_bg_pause $DIR1/f23 or20_c || return 1
+	time1=$(date +%s)
+	echo "now is $time1"
+	sleep $((at_diff + 1))
+
+	echo "starting reads"
+	multiop_bg_pause $DIR1/$tfile or20_c || return 1
         # with SOM and opencache enabled, we need to close a file and cancel
         # open lock to get atime propogated to MDS
-        kill -USR1 $!
+        kill -USR1 $! || return 2
         cancel_lru_locks mdc
 
-	time2=`stat -c "%X" $DIR2/f23`
-
-	if (( $time2 <= $time1 )); then
-		error "atime doesn't update among nodes"
-	fi
+	time2=$(stat -c "%X" $DIR/$tfile)
+	echo "new atime is $time2"
 
-	rm -f $DIR1/f23 || error "rm -f $DIR1/f23 failed"
+	[ $time2 -gt $time1 ] || error "atime was not updated"
+	rm -f $DIR1/$tfile || error "rm -f $DIR1/$tfile failed"
 	true
 }
 run_test 23 " others should see updated atime while another read===="
@@ -446,7 +530,7 @@ test_24a() {
 	lfs df -i $DIR2 || error "lfs df -i $DIR2 failed"
 	lfs df $DIR1/$tfile || error "lfs df $DIR1/$tfile failed"
 	lfs df -ih $DIR2/$tfile || error "lfs df -ih $DIR2/$tfile failed"
-	
+
 	OSC=`lctl dl | awk '/-osc-|OSC.*MNT/ {print $4}' | head -n 1`
 #	OSC=`lctl dl | awk '/-osc-/ {print $4}' | head -n 1`
 	lctl --device %$OSC deactivate
@@ -458,32 +542,67 @@ run_test 24a "lfs df [-ih] [path] test ========================="
 
 test_24b() {
 	touch $DIR1/$tfile
-	fsnum=`lfs df | grep -c "filesystem summary:"`
+	fsnum=$(lfs_df | grep -c "summary")
 	[ $fsnum -eq 2 ] || error "lfs df shows $fsnum != 2 filesystems."
 }
 run_test 24b "lfs df should show both filesystems ==============="
 
-test_25() {
-	[ `lctl get_param -n mdc.*-mdc-*.connect_flags | grep -c acl` -lt 2 ] && \
-	    skip "must have acl, skipping" && return
+test_25a() {
+	local acl=$(lctl get_param -n mdc.*MDT0000-mdc-*.connect_flags |
+								grep -c acl)
+	[ "$acl" -lt 1 ] && skip "must have acl, skipping" && return
 
 	mkdir -p $DIR1/$tdir
 	touch $DIR1/$tdir/f1 || error "touch $DIR1/$tdir/f1"
 	chmod 0755 $DIR1/$tdir/f1 || error "chmod 0755 $DIR1/$tdir/f1"
 
 	$RUNAS $CHECKSTAT $DIR2/$tdir/f1 || error "checkstat $DIR2/$tdir/f1 #1"
-	setfacl -m u:$RUNAS_ID:--- -m g:$RUNAS_GID:--- $DIR1/$tdir || error "setfacl $DIR2/$tdir #1"
+	setfacl -m u:$RUNAS_ID:--- -m g:$RUNAS_GID:--- $DIR1/$tdir ||
+		error "setfacl $DIR2/$tdir #1"
 	$RUNAS $CHECKSTAT $DIR2/$tdir/f1 && error "checkstat $DIR2/$tdir/f1 #2"
-	setfacl -m u:$RUNAS_ID:r-x -m g:$RUNAS_GID:r-x $DIR1/$tdir || error "setfacl $DIR2/$tdir #2"
+	setfacl -m u:$RUNAS_ID:r-x -m g:$RUNAS_GID:r-x $DIR1/$tdir ||
+		error "setfacl $DIR2/$tdir #2"
 	$RUNAS $CHECKSTAT $DIR2/$tdir/f1 || error "checkstat $DIR2/$tdir/f1 #3"
-	setfacl -m u:$RUNAS_ID:--- -m g:$RUNAS_GID:--- $DIR1/$tdir || error "setfacl $DIR2/$tdir #3"
+	setfacl -m u:$RUNAS_ID:--- -m g:$RUNAS_GID:--- $DIR1/$tdir ||
+		error "setfacl $DIR2/$tdir #3"
 	$RUNAS $CHECKSTAT $DIR2/$tdir/f1 && error "checkstat $DIR2/$tdir/f1 #4"
-	setfacl -x u:$RUNAS_ID: -x g:$RUNAS_GID: $DIR1/$tdir || error "setfacl $DIR2/$tdir #4"
+	setfacl -x u:$RUNAS_ID: -x g:$RUNAS_GID: $DIR1/$tdir ||
+		error "setfacl $DIR2/$tdir #4"
 	$RUNAS $CHECKSTAT $DIR2/$tdir/f1 || error "checkstat $DIR2/$tdir/f1 #5"
 
 	rm -rf $DIR1/$tdir
 }
-run_test 25 "change ACL on one mountpoint be seen on another ==="
+run_test 25a "change ACL on one mountpoint be seen on another ==="
+
+test_25b() {
+	local acl=$(lctl get_param -n mdc.*MDT0000-mdc-*.connect_flags |
+							grep -c acl)
+	[ "$acl" -lt 1 ] && skip "must have acl, skipping" && return
+
+	[ $MDSCOUNT -lt 2 ] && skip "needs >= 2 MDTs" && return
+
+	rm -rf $DIR1/$tdir
+	$LFS mkdir -i 1 $DIR1/$tdir
+	touch $DIR1/$tdir/f1 || error "touch $DIR1/$tdir/f1"
+	chmod 0755 $DIR1/$tdir/f1 || error "chmod 0755 $DIR1/$tdir/f1"
+
+	$RUNAS $CHECKSTAT $DIR2/$tdir/f1 || error "checkstat $DIR2/$tdir/f1 #1"
+	setfacl -m u:$RUNAS_ID:--- -m g:$RUNAS_GID:--- $DIR1/$tdir ||
+		error "setfacl $DIR2/$tdir #1"
+	$RUNAS $CHECKSTAT $DIR2/$tdir/f1 && error "checkstat $DIR2/$tdir/f1 #2"
+	setfacl -m u:$RUNAS_ID:r-x -m g:$RUNAS_GID:r-x $DIR1/$tdir ||
+		error "setfacl $DIR2/$tdir #2"
+	$RUNAS $CHECKSTAT $DIR2/$tdir/f1 || error "checkstat $DIR2/$tdir/f1 #3"
+	setfacl -m u:$RUNAS_ID:--- -m g:$RUNAS_GID:--- $DIR1/$tdir ||
+		error "setfacl $DIR2/$tdir #3"
+	$RUNAS $CHECKSTAT $DIR2/$tdir/f1 && error "checkstat $DIR2/$tdir/f1 #4"
+	setfacl -x u:$RUNAS_ID: -x g:$RUNAS_GID: $DIR1/$tdir ||
+		error "setfacl $DIR2/$tdir #4"
+	$RUNAS $CHECKSTAT $DIR2/$tdir/f1 || error "checkstat $DIR2/$tdir/f1 #5"
+
+	rm -rf $DIR1/$tdir
+}
+run_test 25b "change ACL under remote dir on one mountpoint be seen on another"
 
 test_26a() {
         utime $DIR1/f26a -s $DIR2/f26a || error
@@ -512,11 +631,11 @@ test_27() {
 	DD2_PID=$!
 	usleep 50
 	log "dd 1 started"
-	
+
 	dd if=/dev/zero of=$DIR1/$tfile bs=$((16384-1024))k conv=notrunc count=1 seek=4 &
 	DD1_PID=$!
 	log "dd 2 started"
-	
+
 	sleep 1
 	dd if=/dev/zero of=$DIR1/$tfile bs=8k conv=notrunc count=1 seek=0
 	log "dd 3 finished"
@@ -528,10 +647,10 @@ run_test 27 "align non-overlapping extent locks from request ==="
 
 test_28() { # bug 9977
 	ECHO_UUID="ECHO_osc1_UUID"
-	tOST=`$LCTL dl | | awk '/-osc-|OSC.*MNT/ { print $4 }' | head -1`
+	tOST=$($LCTL dl | awk '/-osc-|OSC.*MNT/ { print $4 }' | head -n1)
 
-	lfs setstripe $DIR1/$tfile -s 1048576 -i 0 -c 2
-	tOBJID=`lfs getstripe $DIR1/$tfile |grep "^[[:space:]]\+1" |awk '{print $2}'`
+	$LFS setstripe $DIR1/$tfile -S 1048576 -i 0 -c 2
+	tOBJID=`$LFS getstripe $DIR1/$tfile | awk '$1 == 1 {print $2}'`
 	dd if=/dev/zero of=$DIR1/$tfile bs=1024k count=2
 
 	$LCTL <<-EOF
@@ -540,7 +659,7 @@ test_28() { # bug 9977
 		setup $tOST
 	EOF
 
-	tECHOID=`$LCTL dl | grep $ECHO_UUID | awk '{print $1}'`
+	tECHOID=`$LCTL dl | grep $ECHO_UUID | awk '{ print $1 }'`
 	$LCTL --device $tECHOID destroy "${tOBJID}:0"
 
     	$LCTL <<-EOF
@@ -575,34 +694,40 @@ test_29() { # bug 10999
 #bug 11549 - permanently turn test off in b1_5
 run_test 29 "lock put race between glimpse and enqueue ========="
 
-test_30() { #bug #11110
-    mkdir -p $DIR1/$tdir
-    cp -f /bin/bash $DIR1/$tdir/bash
-    /bin/sh -c 'sleep 1; rm -f $DIR2/$tdir/bash; cp /bin/bash $DIR2/$tdir' &
-    err=$($DIR1/$tdir/bash -c 'sleep 2; openfile -f O_RDONLY /proc/$$/exe >& /dev/null; echo $?')
-    wait
-    [ $err -ne 116 ] && error_ignore 12900 "return code ($err) != -ESTALE" && return
-    true
+test_30() { #bug #11110, LU-2523
+	test_mkdir -p $DIR1/$tdir
+	cp -f /bin/bash $DIR1/$tdir/bash
+	/bin/sh -c 'sleep 1; rm -f $DIR2/$tdir/bash;
+		    cp /bin/bash $DIR2/$tdir' &
+	$DIR1/$tdir/bash -c 'sleep 2;
+		openfile -f O_RDONLY /proc/$$/exe >& /dev/null; echo $?'
+	wait
+	true
 }
 
-run_test 30 "recreate file race ========="
+run_test 30 "recreate file race"
 
 test_31a() {
-        mkdir -p $DIR1/$tdir || error "Creating dir $DIR1/$tdir"
-        writes=`LANG=C dd if=/dev/zero of=$DIR/$tdir/$tfile count=1 2>&1 |
-                awk 'BEGIN { FS="+" } /out/ {print $1}'`
-        #define OBD_FAIL_LDLM_CANCEL_BL_CB_RACE   0x314
-        lctl set_param fail_loc=0x314
-        reads=`LANG=C dd if=$DIR2/$tdir/$tfile of=/dev/null 2>&1 |
-               awk 'BEGIN { FS="+" } /in/ {print $1}'`
-        [ $reads -eq $writes ] || error "read" $reads "blocks, must be" $writes
+	test_mkdir -p $DIR1/$tdir || error "Creating dir $DIR1/$tdir"
+	local writes=$(LANG=C dd if=/dev/zero of=$DIR/$tdir/$tfile \
+		       count=1 2>&1 | awk 'BEGIN { FS="+" } /out/ {print $1}')
+	#define OBD_FAIL_LDLM_CANCEL_BL_CB_RACE   0x314
+	lctl set_param fail_loc=0x314
+	local reads=$(LANG=C dd if=$DIR2/$tdir/$tfile of=/dev/null 2>&1 |
+		      awk 'BEGIN { FS="+" } /in/ {print $1}')
+	[ $reads -eq $writes ] || error "read" $reads "blocks, must be" $writes
 }
 run_test 31a "voluntary cancel / blocking ast race=============="
 
 test_31b() {
-        remote_ost || { skip "local OST" && return 0; }
-        remote_ost_nodsh && skip "remote OST w/o dsh" && return 0
-        mkdir -p $DIR1/$tdir || error "Creating dir $DIR1/$tdir"
+	remote_ost || { skip "local OST" && return 0; }
+	remote_ost_nodsh && skip "remote OST w/o dsh" && return 0
+
+	# make sure there is no local locks due to destroy
+	wait_mds_ost_sync || error "wait_mds_ost_sync()"
+	wait_delete_completed || error "wait_delete_completed()"
+
+	test_mkdir -p $DIR1/$tdir || error "Creating dir $DIR1/$tdir"
         lfs setstripe $DIR/$tdir/$tfile -i 0 -c 1
         cp /etc/hosts $DIR/$tdir/$tfile
         #define OBD_FAIL_LDLM_CANCEL_BL_CB_RACE   0x314
@@ -624,26 +749,27 @@ enable_lockless_truncate() {
 }
 
 test_32a() { # bug 11270
-        local p="$TMP/sanityN-$TESTNAME.parameters"
-        save_lustre_params $HOSTNAME osc.*.lockless_truncate > $p
+	local p="$TMP/$TESTSUITE-$TESTNAME.parameters"
+	save_lustre_params client "osc.*.lockless_truncate" > $p
         cancel_lru_locks osc
         enable_lockless_truncate 1
         rm -f $DIR1/$tfile
         lfs setstripe -c -1 $DIR1/$tfile
-        dd if=/dev/zero of=$DIR1/$tfile count=10 bs=1M > /dev/null 2>&1
+        dd if=/dev/zero of=$DIR1/$tfile count=$OSTCOUNT bs=$STRIPE_BYTES > \
+                /dev/null 2>&1
         clear_osc_stats
 
         log "checking cached lockless truncate"
         $TRUNCATE $DIR1/$tfile 8000000
         $CHECKSTAT -s 8000000 $DIR2/$tfile || error "wrong file size"
-        [ $(calc_osc_stats lockless_truncate) -eq 0 ] ||
-                error "lockless truncate doesn't use cached locks"
+	[ $(calc_osc_stats lockless_truncate) -ne 0 ] ||
+		error "cached truncate isn't lockless"
 
         log "checking not cached lockless truncate"
         $TRUNCATE $DIR2/$tfile 5000000
         $CHECKSTAT -s 5000000 $DIR1/$tfile || error "wrong file size"
-        [ $(calc_osc_stats lockless_truncate) -ne 0 ] ||
-                error "not cached trancate isn't lockless"
+	[ $(calc_osc_stats lockless_truncate) -ne 0 ] ||
+		error "not cached truncate isn't lockless"
 
         log "disabled lockless truncate"
         enable_lockless_truncate 0
@@ -662,15 +788,19 @@ run_test 32a "lockless truncate"
 test_32b() { # bug 11270
         remote_ost_nodsh && skip "remote OST with nodsh" && return
 
-        local node
-        local p="$TMP/sanityN-$TESTNAME.parameters"
-        save_lustre_params $HOSTNAME "osc.*.contention_seconds" > $p
-        for node in $(osts_nodes); do
-                save_lustre_params $node "ldlm.namespaces.filter-*.max_nolock_bytes" >> $p
-                save_lustre_params $node "ldlm.namespaces.filter-*.contended_locks" >> $p
-                save_lustre_params $node "ldlm.namespaces.filter-*.contention_seconds" >> $p
-        done
-        clear_osc_stats
+	local node
+	local facets=$(get_facets OST)
+	local p="$TMP/$TESTSUITE-$TESTNAME.parameters"
+
+	save_lustre_params client "osc.*.contention_seconds" > $p
+	save_lustre_params $facets \
+		"ldlm.namespaces.filter-*.max_nolock_bytes" >> $p
+	save_lustre_params $facets \
+		"ldlm.namespaces.filter-*.contended_locks" >> $p
+	save_lustre_params $facets \
+		"ldlm.namespaces.filter-*.contention_seconds" >> $p
+	clear_osc_stats
+
         # agressive lockless i/o settings
         for node in $(osts_nodes); do
                 do_node $node 'lctl set_param -n ldlm.namespaces.filter-*.max_nolock_bytes 2000000; lctl set_param -n ldlm.namespaces.filter-*.contended_locks 0; lctl set_param -n ldlm.namespaces.filter-*.contention_seconds 60'
@@ -710,11 +840,10 @@ print_jbd_stat () {
     local stat=0
     for mds in ${mdts//,/ }; do
         varsvc=${mds}_svc
-        dev=$(basename $(do_facet $mds lctl get_param -n osd*.${!varsvc}.mntdev))
-        val=$(do_facet $mds "procfile=/proc/fs/jbd/$dev/info;
-[ -f \\\$procfile ] || procfile=/proc/fs/jbd2/$dev/info;
-[ -f \\\$procfile ] || procfile=/proc/fs/jbd2/${dev}\:\\\*/info;
-cat \\\$procfile | head -1;")
+        dev=$(basename $(do_facet $mds "lctl get_param -n osd*.${!varsvc}.mntdev|\
+		xargs readlink -f" ))
+	val=$(do_facet $mds "cat /proc/fs/jbd*/${dev}{,:*,-*}/info 2>/dev/null |
+		head -n1")
         val=${val%% *};
         stat=$(( stat + val))
     done
@@ -725,18 +854,20 @@ cat \\\$procfile | head -1;")
 test_33a() {
     remote_mds_nodsh && skip "remote MDS with nodsh" && return
 
-    [ -n "$CLIENTS" ] || { skip "Need two or more clients" && return 0; }
-    [ $CLIENTCOUNT -ge 2 ] || \
-        { skip "Need two or more clients, have $CLIENTCOUNT" && return 0; }
+    [ -z "$CLIENTS" ] && skip "Need two or more clients, have $CLIENTS" && return 0
+    [ $CLIENTCOUNT -lt 2 ] &&
+	skip "Need two or more clients, have $CLIENTCOUNT" && return 0
 
     local nfiles=${TEST33_NFILES:-10000}
     local param_file=$TMP/$tfile-params
+    local fstype=$(facet_fstype $SINGLEMDS)
 
-    save_lustre_params $(comma_list $(mdts_nodes)) "mdt.*.commit_on_sharing" > $param_file
+	save_lustre_params $(get_facets MDS) \
+		"mdt.*.commit_on_sharing" > $param_file
 
     local COS
-    local jbdold
-    local jbdnew
+    local jbdold="N/A"
+    local jbdnew="N/A"
     local jbd
 
     for COS in 0 1; do
@@ -746,13 +877,13 @@ test_33a() {
         for i in 1 2 3; do
             do_nodes $CLIENT1,$CLIENT2 "mkdir -p $DIR1/$tdir-\\\$(hostname)-$i"
 
-            jbdold=$(print_jbd_stat)
+            [ $fstype = ldiskfs ] && jbdold=$(print_jbd_stat)
             echo "=== START createmany old: $jbdold transaction"
             local elapsed=$(do_and_time "do_nodes $CLIENT1,$CLIENT2 createmany -o $DIR1/$tdir-\\\$(hostname)-$i/f- -r $DIR2/$tdir-\\\$(hostname)-$i/f- $nfiles > /dev/null 2>&1")
-            jbdnew=$(print_jbd_stat)
-            jbd=$(( jbdnew - jbdold ))
+            [ $fstype = ldiskfs ] && jbdnew=$(print_jbd_stat)
+            [ $fstype = ldiskfs ] && jbd=$(( jbdnew - jbdold ))
             echo "=== END   createmany new: $jbdnew transaction :  $jbd transactions  nfiles $nfiles time $elapsed COS=$COS"
-            avgjbd=$(( avgjbd + jbd ))
+            [ $fstype = ldiskfs ] && avgjbd=$(( avgjbd + jbd ))
             avgtime=$(( avgtime + elapsed ))
         done
         eval cos${COS}_jbd=$((avgjbd / 3))
@@ -770,6 +901,66 @@ test_33a() {
 }
 run_test 33a "commit on sharing, cross crete/delete, 2 clients, benchmark"
 
+# commit on sharing tests
+test_33b() {
+	remote_mds_nodsh && skip "remote MDS with nodsh" && return
+
+	[ -n "$CLIENTS" ] || { skip "Need two or more clients" && return 0; }
+	[ $CLIENTCOUNT -ge 2 ] ||
+		{ skip "Need two or more clients, have $CLIENTCOUNT" &&
+								return 0; }
+	[ $MDSCOUNT -lt 2 ] && skip "needs >= 2 MDTs" && return
+
+	local nfiles=${TEST33_NFILES:-10000}
+	local param_file=$TMP/$tfile-params
+
+	save_lustre_params $(get_facets MDS) \
+		"mdt.*.commit_on_sharing" > $param_file
+
+	local COS
+	local jbdold
+	local jbdnew
+	local jbd
+	local MDTIDX=1
+
+	for COS in 0 1; do
+		do_facet $SINGLEMDS lctl set_param mdt.*.commit_on_sharing=$COS
+		avgjbd=0
+		avgtime=0
+		for i in 1 2 3; do
+			do_node $CLIENT1 "$LFS mkdir -i $MDTIDX -p \
+					  $DIR1/$tdir-\\\$(hostname)-$i"
+
+			jbdold=$(print_jbd_stat)
+			echo "=== START createmany old: $jbdold transaction"
+			local elapsed=$(do_and_time "do_nodes $CLIENT1,$CLIENT2\
+				createmany -o $DIR1/$tdir-\\\$(hostname)-$i/f- \
+				-r $DIR2/$tdir-\\\$(hostname)-$i/f- $nfiles > \
+								/dev/null 2>&1")
+			jbdnew=$(print_jbd_stat)
+			jbd=$(( jbdnew - jbdold ))
+			echo "=== END   createmany new: $jbdnew transaction : \
+			$jbd transactions nfiles $nfiles time $elapsed COS=$COS"
+			avgjbd=$(( avgjbd + jbd ))
+			avgtime=$(( avgtime + elapsed ))
+		done
+		eval cos${COS}_jbd=$((avgjbd / 3))
+		eval cos${COS}_time=$((avgtime / 3))
+	done
+
+	echo "COS=0 transactions (avg): $cos0_jbd  time (avg): $cos0_time"
+	echo "COS=1 transactions (avg): $cos1_jbd  time (avg): $cos1_time"
+	[ "$cos0_jbd" != 0 ] &&
+	    echo "COS=1 vs COS=0 jbd: $(((cos1_jbd/cos0_jbd - 1) * 100)) %"
+	[ "$cos0_time" != 0 ] &&
+	    echo "COS=1 vs COS=0 time: $(((cos1_time/cos0_time - 1) * 100)) %"
+
+	restore_lustre_params < $param_file
+	rm -f $param_file
+	return 0
+}
+run_test 33b "COS: cross create/delete, 2 clients, benchmark under remote dir"
+
 # End commit on sharing tests
 
 get_ost_lock_timeouts() {
@@ -781,10 +972,21 @@ get_ost_lock_timeouts() {
     echo $locks
 }
 
+cleanup_34() {
+	local i
+	trap 0
+	do_nodes $(comma_list $(osts_nodes)) \
+		"lctl set_param -n fail_loc=0 2>/dev/null || true"
+	for i in $(seq $OSTCOUNT); do
+		wait_osc_import_state client ost$i FULL
+	done
+}
+
 test_34() { #16129
         local OPER
         local lock_in
         local lock_out
+	trap cleanup_34 EXIT RETURN
         for OPER in notimeout timeout ; do
                 rm $DIR1/$tfile 2>/dev/null
                 lock_in=$(get_ost_lock_timeouts)
@@ -823,19 +1025,21 @@ test_34() { #16129
                         fi
                 fi
         done
+	cleanup_34
 }
 run_test 34 "no lock timeout under IO"
 
 test_35() { # bug 17645
         local generation=[]
         local count=0
-        for imp in /proc/fs/lustre/mdc/$FSNAME-MDT*-mdc-*; do
-            g=$(awk '/generation/{print $2}' $imp/import)
+	gen=$(lctl get_param mdc.$FSNAME-MDT*-mdc-*.import | grep generation |
+		awk '/generation/{print $2}')
+	for g in $gen; do
             generation[count]=$g
             let count=count+1
         done
 
-        mkdir -p $MOUNT1/$tfile
+	test_mkdir -p $MOUNT1/$tfile
         cancel_lru_locks mdc
 
         # Let's initiate -EINTR situation by setting fail_loc and take
@@ -872,10 +1076,20 @@ test_35() { # bug 17645
         do_facet client "lctl set_param fail_loc=0x0"
         df -h $MOUNT1 $MOUNT2
         count=0
-        for imp in /proc/fs/lustre/mdc/$FSNAME-MDT*-mdc-*; do
-            g=$(awk '/generation/{print $2}' $imp/import)
-            if ! test "$g" -eq "${generation[count]}"; then
-                error "Eviction happened on import $(basename $imp)"
+	gen=$(lctl get_param mdc.$FSNAME-MDT*-mdc-*.import | grep generation |
+		awk '/generation/{print $2}')
+	for g in $gen; do
+	    if ! test "$g" -eq "${generation[count]}"; then
+		list=$(lctl list_param mdc.$FSNAME-MDT*-mdc-*.import)
+		local c = 0
+		for imp in $list; do
+			if [ $c = $count ]; then
+				break
+			fi
+			c=c+1
+		done
+		imp=$(echo "$imp" | awk -F"." '{print $2}')
+		error "Eviction happened on import $imp"
             fi
             let count=count+1
         done
@@ -883,43 +1097,45 @@ test_35() { # bug 17645
 run_test 35 "-EINTR cp_ast vs. bl_ast race does not evict client"
 
 test_36() { #bug 16417
-    local SIZE
-    local SIZE_B
-    local i
-
-    mkdir -p $DIR1/$tdir
-    $LFS setstripe -c -1 $DIR1/$tdir
-    i=0
-    SIZE=50
-    let SIZE_B=SIZE*1024*1024
-
-    while [ $i -le 10 ]; do
-        lctl mark "start test"
-        local before=$($LFS df | awk '{if ($1 ~/^filesystem/) {print $5; exit} }')
-        dd if=/dev/zero of=$DIR1/$tdir/file000 bs=1M count=$SIZE
-        sync
-        sleep 1
-        local after_dd=$($LFS df | awk '{if ($1 ~/^filesystem/) {print $5; exit} }')
-        multiop_bg_pause $DIR2/$tdir/file000 O_r${SIZE_B}c || return 3
-        read_pid=$!
-        rm -f $DIR1/$tdir/file000
-        kill -USR1 $read_pid
-        wait $read_pid
-        sleep 1
-        local after=$($LFS df | awk '{if ($1 ~/^filesystem/) {print $5; exit} }')
-        echo "*** cycle($i) *** before($before):after_dd($after_dd):after($after)"
-        # this free space! not used
-        if [ $after_dd -ge $after ]; then
-            error "space leaked"
-            return 1;
-        fi
-        let i=i+1
-            done
+	local SIZE
+	local SIZE_B
+	local i
+
+	test_mkdir -p $DIR1/$tdir
+	$LFS setstripe -c -1 $DIR1/$tdir
+	i=0
+	SIZE=50
+	let SIZE_B=SIZE*1024*1024
+	sync; sleep 5; sync # wait for delete thread
+
+	while [ $i -le 10 ]; do
+		lctl mark "start test"
+		local before=$(lfs_df $MOUNT1 | awk '/^filesystem/{ print $4; exit }')
+		dd if=/dev/zero of=$DIR1/$tdir/$tfile bs=1M count=$SIZE ||
+			error "dd $DIR1/$tdir/$tfile ${SIZE}MB failed"
+		sync          # sync data from client cache
+		sync_all_data # sync data from server cache (delayed allocation)
+		sleep 2
+		local after_dd=$(lfs_df $MOUNT1 | awk '/^filesystem/{ print $4; exit }')
+		multiop_bg_pause $DIR2/$tdir/$tfile O_r${SIZE_B}c || return 3
+		read_pid=$!
+		rm -f $DIR1/$tdir/$tfile
+		kill -USR1 $read_pid
+		wait $read_pid
+		wait_delete_completed
+		local after=$(lfs_df $MOUNT1 | awk '/^filesystem/{ print $4; exit }')
+		echo "*** cycle($i) *** before($before) after_dd($after_dd)" \
+			"after($after)"
+		# this free space! not used
+		(( $after_dd <= $after)) ||
+			error "space leaked after_dd:$after_dd > after:$after"
+		let i=i+1
+	done
 }
-run_test 36 "handle ESTALE/open-unlink corectly"
+run_test 36 "handle ESTALE/open-unlink correctly"
 
 test_37() { # bug 18695
-	mkdir -p $DIR1/$tdir
+	test_mkdir -p $DIR1/$tdir
 	multiop_bg_pause $DIR1/$tdir D_c || return 1
 	MULTIPID=$!
 	# create large directory (32kB seems enough from e2fsck, ~= 1000 files)
@@ -1046,6 +1262,7 @@ check_pdo_conflict() {
 test_40a() {
 #define OBD_FAIL_ONCE|OBD_FAIL_MDS_PDO_LOCK    0x145
 	do_facet $SINGLEMDS lctl set_param fail_loc=0x80000145
+	touch $DIR2
 	mkdir $DIR1/$tfile &
 	PID1=$!
 	sleep 1
@@ -1062,6 +1279,7 @@ test_40a() {
 	rm $DIR2/$tfile-4 $DIR2/$tfile-5
 	rmdir $DIR2/$tfile-3
 	check_pdo_conflict $PID1 || error "unlink is blocked"
+
 	# all operations above shouldn't wait the first one
 	check_pdo_conflict $PID1 || error "parallel operation is blocked"
 	wait $PID1
@@ -1091,7 +1309,8 @@ test_40b() {
 	rmdir $DIR2/$tfile-3
 	check_pdo_conflict $PID1 || error "unlink is blocked"
 	# all operations above shouldn't wait the first one
-	check_pdo_conflict $PID1 || error "parallel operation is blocked"
+
+        check_pdo_conflict $PID1 || error "parallel operation is blocked"
 	wait $PID1
 	rm -r $DIR1/*
 	return 0
@@ -1119,7 +1338,8 @@ test_40c() {
 	rm $DIR2/$tfile-4 $DIR2/$tfile-5
 	rmdir $DIR2/$tfile-3
 	check_pdo_conflict $PID1 || error "unlink is blocked"
-	# all operations above shouldn't wait the first one
+
+        # all operations above shouldn't wait the first one
 	check_pdo_conflict $PID1 || error "parallel operation is blocked"
 	wait $PID1
 	rm -r $DIR1/*
@@ -1148,6 +1368,7 @@ test_40d() {
 	rm $DIR2/$tfile-4 $DIR2/$tfile-5
 	rmdir $DIR2/$tfile-3
 	check_pdo_conflict $PID1 || error "unlink is blocked"
+
 	# all operations above shouldn't wait the first one
 	check_pdo_conflict $PID1 || error "parallel operation is blocked"
 	wait $PID1
@@ -1174,7 +1395,8 @@ test_40e() {
 	rm $DIR2/$tfile-4 $DIR2/$tfile-2
 	rmdir $DIR2/$tfile-3
 	check_pdo_conflict $PID1 || error "unlink is blocked"
-	# all operations above shouldn't wait the first one
+
+       # all operations above shouldn't wait the first one
 	check_pdo_conflict $PID1 || error "parallel operation is blocked"
 	wait $PID1
 	rm -r $DIR1/*
@@ -1186,7 +1408,7 @@ run_test 40e "pdirops: rename and others =============="
 test_41a() {
 #define OBD_FAIL_ONCE|OBD_FAIL_MDS_PDO_LOCK    0x145
 	do_facet $SINGLEMDS lctl set_param fail_loc=0x80000145
-	multiop $DIR1/$tfile oO_CREAT:O_RDWR:c &
+	$MULTIOP $DIR1/$tfile oO_CREAT:O_RDWR:c &
 	PID1=$!
 	sleep 1
 	mkdir $DIR2/$tfile && error "mkdir must fail"
@@ -1199,10 +1421,10 @@ run_test 41a "pdirops: create vs mkdir =============="
 test_41b() {
 #define OBD_FAIL_ONCE|OBD_FAIL_MDS_PDO_LOCK    0x145
 	do_facet $SINGLEMDS lctl set_param fail_loc=0x80000145
-	multiop $DIR1/$tfile oO_CREAT:O_RDWR:c &
+	$MULTIOP $DIR1/$tfile oO_CREAT:O_RDWR:c &
 	PID1=$!
 	sleep 1
-	multiop $DIR2/$tfile oO_CREAT:O_EXCL:c && error "create must fail"
+	$MULTIOP $DIR2/$tfile oO_CREAT:O_EXCL:c && error "create must fail"
 	check_pdo_conflict $PID1 && { wait $PID1; error "create isn't blocked"; }
 	rm -r $DIR1/*
 	return 0
@@ -1213,7 +1435,7 @@ test_41c() {
 	touch $DIR1/$tfile-2
 #define OBD_FAIL_ONCE|OBD_FAIL_MDS_PDO_LOCK    0x145
 	do_facet $SINGLEMDS lctl set_param fail_loc=0x80000145
-	multiop $DIR1/$tfile oO_CREAT:O_RDWR:c &
+	$MULTIOP $DIR1/$tfile oO_CREAT:O_RDWR:c &
 	PID1=$!
 	sleep 1
 	link $DIR2/$tfile-2 $DIR2/$tfile && error "link must fail"
@@ -1226,7 +1448,7 @@ run_test 41c "pdirops: create vs link =============="
 test_41d() {
 #define OBD_FAIL_ONCE|OBD_FAIL_MDS_PDO_LOCK    0x145
 	do_facet $SINGLEMDS lctl set_param fail_loc=0x80000145
-	multiop $DIR1/$tfile oO_CREAT:O_RDWR:c &
+	$MULTIOP $DIR1/$tfile oO_CREAT:O_RDWR:c &
 	PID1=$!
 	sleep 1
 	rm $DIR2/$tfile || error "unlink must succeed"
@@ -1240,7 +1462,7 @@ test_41e() {
 	touch $DIR1/$tfile-2
 #define OBD_FAIL_ONCE|OBD_FAIL_MDS_PDO_LOCK    0x145
 	do_facet $SINGLEMDS lctl set_param fail_loc=0x80000145
-	multiop $DIR1/$tfile oO_CREAT:O_RDWR:c &
+	$MULTIOP $DIR1/$tfile oO_CREAT:O_RDWR:c &
 	PID1=$!
 	sleep 1
 	mv $DIR2/$tfile-2 $DIR2/$tfile || error "rename must succeed"
@@ -1253,7 +1475,7 @@ run_test 41e "pdirops: create and rename (tgt) =============="
 test_41f() {
 #define OBD_FAIL_ONCE|OBD_FAIL_MDS_PDO_LOCK    0x145
 	do_facet $SINGLEMDS lctl set_param fail_loc=0x80000145
-	multiop $DIR1/$tfile oO_CREAT:O_RDWR:c &
+	$MULTIOP $DIR1/$tfile oO_CREAT:O_RDWR:c &
 	PID1=$!
 	sleep 1
 	mv $DIR2/$tfile $DIR2/$tfile-2 || error "rename must succeed"
@@ -1266,7 +1488,7 @@ run_test 41f "pdirops: create and rename (src) =============="
 test_41g() {
 #define OBD_FAIL_ONCE|OBD_FAIL_MDS_PDO_LOCK    0x145
 	do_facet $SINGLEMDS lctl set_param fail_loc=0x80000145
-	multiop $DIR1/$tfile oO_CREAT:O_RDWR:c &
+	$MULTIOP $DIR1/$tfile oO_CREAT:O_RDWR:c &
 	PID1=$!
 	sleep 1
 	stat $DIR2/$tfile > /dev/null || error "stat must succeed"
@@ -1279,7 +1501,7 @@ run_test 41g "pdirops: create vs getattr =============="
 test_41h() {
 #define OBD_FAIL_ONCE|OBD_FAIL_MDS_PDO_LOCK    0x145
 	do_facet $SINGLEMDS lctl set_param fail_loc=0x80000145
-	multiop $DIR1/$tfile oO_CREAT:O_RDWR:c &
+	$MULTIOP $DIR1/$tfile oO_CREAT:O_RDWR:c &
 	PID1=$!
 	sleep 1
 	ls -lia $DIR2/ > /dev/null
@@ -1309,7 +1531,7 @@ test_42b() {
 	mkdir $DIR1/$tfile &
 	PID1=$!
 	sleep 1
-	multiop $DIR2/$tfile oO_CREAT:O_EXCL:c && error "create must fail"
+	$MULTIOP $DIR2/$tfile oO_CREAT:O_EXCL:c && error "create must fail"
 	check_pdo_conflict $PID1 && { wait $PID1; error "create isn't blocked"; }
 	rm -r $DIR1/*
 	return 0
@@ -1418,7 +1640,7 @@ test_43b() {
 	rm $DIR1/$tfile &
 	PID1=$!
 	sleep 1
-	multiop $DIR2/$tfile oO_CREAT:O_EXCL:c || error "create must succeed"
+	$MULTIOP $DIR2/$tfile oO_CREAT:O_EXCL:c || error "create must succeed"
 	check_pdo_conflict $PID1 && { wait $PID1; error "create isn't blocked"; }
 	rm -r $DIR1/*
 	return 0
@@ -1511,6 +1733,22 @@ test_43h() {
 }
 run_test 43h "pdirops: unlink vs readdir =============="
 
+test_43i() {
+	[ $MDSCOUNT -lt 2 ] && skip "needs >= 2 MDTs" && return
+	touch $DIR1/$tfile
+#define OBD_FAIL_ONCE|OBD_FAIL_MDS_PDO_LOCK    0x145
+	do_facet $SINGLEMDS lctl set_param fail_loc=0x80000145
+	rm $DIR1/$tfile &
+	PID1=$!
+	sleep 1
+	$LFS mkdir -i 1 $DIR2/$tfile || error "remote mkdir must succeed"
+	check_pdo_conflict $PID1 &&
+		{ wait $PID1; error "remote mkdir isn't blocked"; }
+	rm -r $DIR1/*
+	return 0
+}
+run_test 43i "pdirops: unlink vs remote mkdir"
+
 # test 44: rename tgt and blocking operations
 test_44a() {
 	touch $DIR1/$tfile-2
@@ -1533,7 +1771,7 @@ test_44b() {
 	mv $DIR1/$tfile-2 $DIR1/$tfile &
 	PID1=$!
 	sleep 1
-	multiop $DIR2/$tfile oO_CREAT:O_EXCL:c && error "create must fail"
+	$MULTIOP $DIR2/$tfile oO_CREAT:O_EXCL:c && error "create must fail"
 	check_pdo_conflict $PID1 && { wait $PID1; error "create isn't blocked"; }
 	rm -r $DIR1/*
 	return 0
@@ -1628,6 +1866,23 @@ test_44h() {
 }
 run_test 44h "pdirops: rename tgt vs readdir =============="
 
+# test 44: rename tgt and blocking operations
+test_44i() {
+	[ $MDSCOUNT -lt 2 ] && skip "needs >= 2 MDTs" && return
+	touch $DIR1/$tfile-2
+#define OBD_FAIL_ONCE|OBD_FAIL_MDS_PDO_LOCK2   0x146
+	do_facet $SINGLEMDS lctl set_param fail_loc=0x80000146
+	mv $DIR1/$tfile-2 $DIR1/$tfile &
+	PID1=$!
+	sleep 1
+	$LFS mkdir -i 1 $DIR2/$tfile && error "remote mkdir must fail"
+	check_pdo_conflict $PID1 && { wait $PID1;
+				error "remote mkdir isn't blocked"; }
+	rm -r $DIR1/*
+	return 0
+}
+run_test 44i "pdirops: rename tgt vs remote mkdir"
+
 # test 45: rename src and blocking operations
 test_45a() {
 	touch $DIR1/$tfile
@@ -1650,7 +1905,7 @@ test_45b() {
 	mv $DIR1/$tfile $DIR1/$tfile-2 &
 	PID1=$!
 	sleep 1
-	multiop $DIR2/$tfile oO_CREAT:O_EXCL:c || error "create must succeed"
+	$MULTIOP $DIR2/$tfile oO_CREAT:O_EXCL:c || error "create must succeed"
 	check_pdo_conflict $PID1 && { wait $PID1; error "create isn't blocked"; }
 	rm -r $DIR1/*
 	return 0
@@ -1722,7 +1977,7 @@ test_45g() {
 	mv $DIR1/$tfile $DIR1/$tfile-2 &
 	PID1=$!
 	sleep 1
-	stat $DIR2/$tfile > /dev/null && "stat must fail"
+	stat $DIR2/$tfile > /dev/null && error "stat must fail"
 	check_pdo_conflict $PID1 && { wait $PID1; error "getattr isn't blocked"; }
 	rm -r $DIR1/*
 	return 0
@@ -1743,6 +1998,22 @@ test_45h() {
 }
 run_test 45h "pdirops: unlink vs readdir =============="
 
+test_45i() {
+	[ $MDSCOUNT -lt 2 ] && skip "needs >= 2 MDTs" && return
+	touch $DIR1/$tfile
+#define OBD_FAIL_ONCE|OBD_FAIL_MDS_PDO_LOCK    0x145
+	do_facet $SINGLEMDS lctl set_param fail_loc=0x80000145
+	mv $DIR1/$tfile $DIR1/$tfile-2 &
+	PID1=$!
+	sleep 1
+	$LFS mkdir -i 1 $DIR2/$tfile || error "create remote dir must succeed"
+	check_pdo_conflict $PID1 && { wait $PID1;
+				error "create remote dir isn't blocked"; }
+	rm -r $DIR1/*
+	return 0
+}
+run_test 45i "pdirops: rename src vs remote mkdir"
+
 # test 46: link and blocking operations
 test_46a() {
 	touch $DIR1/$tfile-2
@@ -1765,7 +2036,7 @@ test_46b() {
 	link $DIR1/$tfile-2 $DIR1/$tfile &
 	PID1=$!
 	sleep 1
-	multiop $DIR2/$tfile oO_CREAT:O_EXCL:c && error "create must fail"
+	$MULTIOP $DIR2/$tfile oO_CREAT:O_EXCL:c && error "create must fail"
 	check_pdo_conflict $PID1 && { wait $PID1; error "create isn't blocked"; }
 	rm -r $DIR1/*
 	return 0
@@ -1852,12 +2123,135 @@ test_46h() {
 	PID1=$!
 	sleep 1
 	ls -lia $DIR2/ > /dev/null
-	check_pdo_conflict $PID1 && { wait $PID1; error "readdir isn't blocked"; }
+	check_pdo_conflict $PID1 && { wait $PID1;
+			error "readdir isn't blocked"; }
 	rm -r $DIR1/*
 	return 0
 }
 run_test 46h "pdirops: link vs readdir =============="
 
+test_46i() {
+	[ $MDSCOUNT -lt 2 ] && skip "needs >= 2 MDTs" && return
+	touch $DIR1/$tfile-2
+#define OBD_FAIL_ONCE|OBD_FAIL_MDS_PDO_LOCK    0x145
+	do_facet $SINGLEMDS lctl set_param fail_loc=0x80000145
+	link $DIR1/$tfile-2 $DIR1/$tfile &
+	PID1=$!
+	sleep 1
+	$LFS mkdir -i 1 $DIR2/$tfile && error "remote mkdir must fail"
+	check_pdo_conflict $PID1 && { wait $PID1;
+				error "remote mkdir isn't blocked"; }
+	rm -r $DIR1/*
+	return 0
+}
+run_test 46i "pdirops: link vs remote mkdir"
+
+# test 47: remote mkdir and blocking operations
+test_47a() {
+#define OBD_FAIL_ONCE|OBD_FAIL_MDS_PDO_LOCK    0x145
+	[ $MDSCOUNT -lt 2 ] && skip "needs >= 2 MDTs" && return
+	do_facet $SINGLEMDS lctl set_param fail_loc=0x80000145
+	$LFS mkdir -i 1 $DIR1/$tfile &
+	PID1=$!
+	sleep 1
+	mkdir $DIR2/$tfile && error "mkdir must fail"
+	check_pdo_conflict $PID1 && { wait $PID1; error "mkdir isn't blocked"; }
+	rm -r $DIR1/*
+	return 0
+}
+run_test 47a "pdirops: remote mkdir vs mkdir"
+
+test_47b() {
+#define OBD_FAIL_ONCE|OBD_FAIL_MDS_PDO_LOCK    0x145
+	[ $MDSCOUNT -lt 2 ] && skip "needs >= 2 MDTs" && return
+	do_facet $SINGLEMDS lctl set_param fail_loc=0x80000145
+	$LFS mkdir -i 1 $DIR1/$tfile &
+	PID1=$!
+	sleep 1
+	multiop $DIR2/$tfile oO_CREAT:O_EXCL:c && error "create must fail"
+	check_pdo_conflict $PID1 && { wait $PID1;
+					error "create isn't blocked"; }
+	rm -r $DIR1/*
+	return 0
+}
+run_test 47b "pdirops: remote mkdir vs create"
+
+test_47c() {
+	[ $MDSCOUNT -lt 2 ] && skip "needs >= 2 MDTs" && return
+	touch $DIR1/$tfile-2
+#define OBD_FAIL_ONCE|OBD_FAIL_MDS_PDO_LOCK    0x145
+	do_facet $SINGLEMDS lctl set_param fail_loc=0x80000145
+	$LFS mkdir -i 1 $DIR1/$tfile &
+	PID1=$!
+	sleep 1
+	link $DIR2/$tfile-2 $DIR2/$tfile && error "link must fail"
+	check_pdo_conflict $PID1 && { wait $PID1; error "link isn't blocked"; }
+	rm -r $DIR1/*
+	return 0
+}
+run_test 47c "pdirops: remote mkdir vs link"
+
+test_47d() {
+	[ $MDSCOUNT -lt 2 ] && skip "needs >= 2 MDTs" && return
+#define OBD_FAIL_ONCE|OBD_FAIL_MDS_PDO_LOCK    0x145
+	do_facet $SINGLEMDS lctl set_param fail_loc=0x80000145
+	$LFS mkdir -i 1 $DIR1/$tfile &
+	PID1=$!
+	sleep 1
+	rmdir $DIR2/$tfile || error "unlink must succeed"
+	check_pdo_conflict $PID1 && { wait $PID1;
+					error "unlink isn't blocked"; }
+	rm -r $DIR1/*
+	return 0
+}
+run_test 47d "pdirops: remote mkdir vs unlink"
+
+test_47e() {
+	[ $MDSCOUNT -lt 2 ] && skip "needs >= 2 MDTs" && return
+	touch $DIR1/$tfile-2
+#define OBD_FAIL_ONCE|OBD_FAIL_MDS_PDO_LOCK    0x145
+	do_facet $SINGLEMDS lctl set_param fail_loc=0x80000145
+	$LFS mkdir -i 1 $DIR1/$tfile &
+	PID1=$!
+	sleep 1
+	mv -T $DIR2/$tfile-2 $DIR2/$tfile && error "rename must fail"
+	check_pdo_conflict $PID1 && { wait $PID1;
+					error "rename isn't blocked"; }
+	rm -r $DIR1/*
+	return 0
+}
+run_test 47e "pdirops: remote mkdir and rename (tgt)"
+
+test_47f() {
+	[ $MDSCOUNT -lt 2 ] && skip "needs >= 2 MDTs" && return
+#define OBD_FAIL_ONCE|OBD_FAIL_MDS_PDO_LOCK    0x145
+	do_facet $SINGLEMDS lctl set_param fail_loc=0x80000145
+	$LFS mkdir -i 1 $DIR1/$tfile &
+	PID1=$!
+	sleep 1
+	mv $DIR2/$tfile $DIR2/$tfile-2 || error "rename must succeed"
+	check_pdo_conflict $PID1 && { wait $PID1;
+					error "rename isn't blocked"; }
+	rm -r $DIR1/*
+	return 0
+}
+run_test 47f "pdirops: remote mkdir and rename (src)"
+
+test_47g() {
+	[ $MDSCOUNT -lt 2 ] && skip "needs >= 2 MDTs" && return
+#define OBD_FAIL_ONCE|OBD_FAIL_MDS_PDO_LOCK    0x145
+	do_facet $SINGLEMDS lctl set_param fail_loc=0x80000145
+	$LFS mkdir -i 1 $DIR1/$tfile &
+	PID1=$!
+	sleep 1
+	stat $DIR2/$tfile > /dev/null || error "stat must succeed"
+	check_pdo_conflict $PID1 && { wait $PID1;
+					error "getattr isn't blocked"; }
+	rm -r $DIR1/*
+	return 0
+}
+run_test 47g "pdirops: remote mkdir vs getattr"
+
 test_50() {
         trunc_size=4096
         dd if=/dev/zero of=$DIR1/$tfile bs=1K count=10
@@ -1871,10 +2265,915 @@ test_50() {
 }
 run_test 50 "osc lvb attrs: enqueue vs. CP AST =============="
 
+test_51a() {
+	local filesize
+	local origfile=/etc/hosts
+
+	filesize=`stat -c %s $origfile`
+
+	# create an empty file
+	$MCREATE $DIR1/$tfile
+	# cache layout lock on both mount point
+	stat $DIR1/$tfile > /dev/null
+	stat $DIR2/$tfile > /dev/null
+
+	# open and sleep 2 seconds then read
+	$MULTIOP $DIR2/$tfile o_2r${filesize}c &
+	local pid=$!
+	sleep 1
+
+	# create the layout of testing file
+	dd if=$origfile of=$DIR1/$tfile conv=notrunc > /dev/null
+
+	# MULTIOP proc should be able to read enough bytes and exit
+	sleep 2
+	kill -0 $pid && error "multiop is still there"
+	cmp $origfile $DIR2/$tfile || error "$MCREATE and $DIR2/$tfile differs"
+
+	rm -f $DIR1/$tfile
+}
+run_test 51a "layout lock: refresh layout should work"
+
+test_51b() {
+	[[ $(lustre_version_code $SINGLEMDS) -ge $(version_code 2.3.59) ]] ||
+		{ skip "Need MDS version at least 2.3.59"; return 0; }
+
+	local tmpfile=`mktemp`
+
+	# create an empty file
+	$MCREATE $DIR1/$tfile
+
+	# delay glimpse so that layout has changed when glimpse finish
+#define OBD_FAIL_GLIMPSE_DELAY 0x1404
+	$LCTL set_param fail_loc=0x1404
+	stat -c %s $DIR2/$tfile |tee $tmpfile &
+	local pid=$!
+	sleep 1
+
+	# create layout of testing file
+	dd if=/dev/zero of=$DIR1/$tfile bs=1k count=1 conv=notrunc > /dev/null
+
+	wait $pid
+	local fsize=`cat $tmpfile`
+
+	[ x$fsize = x1024 ] || error "file size is $fsize, should be 1024"
+
+	rm -f $DIR1/$tfile $tmpfile
+}
+run_test 51b "layout lock: glimpse should be able to restart if layout changed"
+
+test_51c() {
+	[ $OSTCOUNT -ge 2 ] || { skip "need at least 2 osts"; return; }
+
+	# set default layout to have 1 stripe
+	mkdir -p $DIR1/$tdir
+	$LFS setstripe -c 1 $DIR1/$tdir
+
+	# create a file with empty layout
+	$MCREATE $DIR1/$tdir/$tfile
+
+#define OBD_FAIL_MDS_LL_BLOCK 0x172
+	do_facet $SINGLEMDS $LCTL set_param fail_loc=0x172
+
+	# change the layout of testing file
+	echo "Setting layout to have $OSTCOUNT stripes ..."
+	$LFS setstripe -c $OSTCOUNT $DIR1/$tdir/$tfile &
+	pid=$!
+	sleep 1
+
+	# write something to the file, it should be blocked on fetching layout
+	dd if=/dev/zero of=$DIR2/$tdir/$tfile bs=1k count=1 conv=notrunc
+	local cnt=$($LFS getstripe -c $DIR2/$tdir/$tfile)
+	[ $cnt -eq $OSTCOUNT ] || error "have $cnt stripes, expected $OSTCOUNT"
+
+	rm -fr $DIR1/$tdir
+}
+run_test 51c "layout lock: IT_LAYOUT blocked and correct layout can be returned"
+
+test_51d() {
+	dd if=/dev/zero of=/$DIR1/$tfile bs=1M count=1
+	cancel_lru_locks mdc
+
+	# open should grant LAYOUT lock, mmap and read will install pages
+	$MULTIOP $DIR1/$tfile oO_RDWR:SMR_Uc &
+	local PID=$!
+	sleep 1
+
+	# rss before revoking
+	local br=$(grep -A 10 $tfile /proc/$PID/smaps | awk '/^Rss/{print $2}')
+	echo "Before revoking layout lock: $br KB mapped"
+
+	# delete the file will revoke layout lock
+	rm -f $DIR2/$tfile
+
+	# rss after revoking
+	local ar=$(grep -A 10 $tfile /proc/$PID/smaps | awk '/^Rss/{print $2}')
+
+	kill -USR1 $PID
+	wait $PID || error
+
+	[ $ar -eq 0 ] || error "rss before: $br, after $ar, some pages remained"
+}
+run_test 51d "layout lock: losing layout lock should clean up memory map region"
+
+test_54_part1()
+{
+	echo "==> rename vs getattr vs setxattr should not deadlock"
+	mkdir -p $DIR/d1/d2/d3 || error "(1) mkdir failed"
+
+	do_facet mds $LCTL set_param fail_loc=$1
+
+	mv -T $DIR/d1/d2/d3 $DIR/d1/d3 &
+	PID1=$!
+	sleep 1
+
+	stat $DIR/d1/d2 &
+	PID2=$!
+	sleep 1
+
+	setfattr -n user.attr1 -v value1 $DIR2/d1 || error "(2) setfattr failed"
+	wait $PID1 || error "(3) mv failed"
+	wait $PID2 || error "(4) stat failed"
+	echo
+
+	rm -rf $DIR/d1
+}
+
+test_54_part2() {
+	echo "==> rename vs getattr vs open vs getattr should not deadlock"
+	mkdir -p $DIR/d1/d2/d3 || error "(1) mkdir failed"
+
+	do_facet mds $LCTL set_param fail_loc=$1
+
+	mv -T $DIR/d1/d2/d3 $DIR/d1/d3 &
+	PID1=$!
+	sleep 1
+
+	stat $DIR/d1/d2 &
+	PID2=$!
+	sleep 1
+
+	$MULTIOP $DIR2/d1/d2 Oc &
+	PID3=$!
+	sleep 1
+
+	stat $DIR/d1 || error "(2) stat failed"
+
+	wait $PID1 || error "(3) mv failed"
+	wait $PID2 || error "(4) stat failed"
+	wait $PID3 && error "(5) multiop failed"
+	echo
+	rm -rf $DIR/d1
+}
+
+test_54() {
+	local p="$TMP/$TESTSUITE-$TESTNAME.parameters"
+	save_lustre_params client "llite.*.xattr_cache" > $p
+	lctl set_param llite.*.xattr_cache 1 ||
+		{ skip "xattr cache is not supported"; return 0; }
+
+#define OBD_FAIL_MDS_RENAME              0x153
+#define OBD_FAIL_MDS_RENAME2             0x154
+	test_54_part1 0x80000153 || error 10
+	test_54_part1 0x80000154 || error 11
+	test_54_part2 0x80000153 || error 12
+	test_54_part2 0x80000154 || error 13
+
+	restore_lustre_params < $p
+	rm -f $p
+}
+run_test 54 "rename locking"
+
+test_55a() {
+	mkdir -p $DIR/d1/d2 $DIR/d3 || error "(1) mkdir failed"
+
+#define OBD_FAIL_MDS_RENAME4              0x156
+	do_facet mds $LCTL set_param fail_loc=0x80000156
+
+	mv -T $DIR/d1/d2 $DIR/d3/d2 &
+	PID1=$!
+	sleep 1
+
+	rm -r $DIR2/d3
+	wait $PID1 && error "(2) mv succeeded"
+
+	rm -rf $DIR/d1
+}
+run_test 55a "rename vs unlink target dir"
+
+test_55b()
+{
+	mkdir -p $DIR/d1/d2 $DIR/d3 || error "(1) mkdir failed"
+
+#define OBD_FAIL_MDS_RENAME4             0x156
+	do_facet mds $LCTL set_param fail_loc=0x80000156
+
+	mv -T $DIR/d1/d2 $DIR/d3/d2 &
+	PID1=$!
+	sleep 1
+
+	rm -r $DIR2/d1
+	wait $PID1 && error "(2) mv succeeded"
+
+	rm -rf $DIR/d3
+}
+run_test 55b "rename vs unlink source dir"
+
+test_55c()
+{
+	mkdir -p $DIR/d1/d2 $DIR/d3 || error "(1) mkdir failed"
+
+#define OBD_FAIL_MDS_RENAME4              0x156
+	do_facet mds $LCTL set_param fail_loc=0x156
+
+	mv -T $DIR/d1/d2 $DIR/d3/d2 &
+	PID1=$!
+	sleep 1
+
+	# while rename is sleeping, open and remove d3
+	$MULTIOP $DIR2/d3 D_c &
+	PID2=$!
+	sleep 1
+	rm -rf $DIR2/d3
+	sleep 5
+
+	# while rename is sleeping 2nd time, close d3
+	kill -USR1 $PID2
+	wait $PID2 || error "(3) multiop failed"
+
+	wait $PID1 && error "(2) mv succeeded"
+
+	rm -rf $DIR/d1
+}
+run_test 55c "rename vs unlink orphan target dir"
+
+test_55d()
+{
+	touch $DIR/f1
+
+#define OBD_FAIL_MDS_RENAME3              0x155
+	do_facet mds $LCTL set_param fail_loc=0x155
+	mv $DIR/f1 $DIR/$tdir &
+	PID1=$!
+	sleep 2
+
+	# while rename is sleeping, create $tdir, but as a directory
+	mkdir -p $DIR2/$tdir || error "(1) mkdir failed"
+
+	# link in reverse locking order
+	ln $DIR2/f1 $DIR2/$tdir/
+
+	wait $PID1 && error "(2) mv succeeded"
+	rm -rf $DIR/f1
+}
+run_test 55d "rename file vs link"
+
+test_60() {
+	local MDSVER=$(lustre_build_version $SINGLEMDS)
+	[ $(version_code $MDSVER) -lt $(version_code 2.3.0) ] &&
+		skip "MDS version $MDSVER must be >= 2.3.0" && return 0
+
+	# Create a file
+	test_mkdir -p $DIR1/$tdir
+	file1=$DIR1/$tdir/file
+	file2=$DIR2/$tdir/file
+
+	echo orig > $file2 || error "Could not create $file2"
+	version=$($LFS data_version $file1)
+
+	# Append data
+	echo append >> $file2 || error "Could not append to $file2"
+	version2=$($LFS data_version $file1)
+	[ "$version" != "$version2" ] ||
+	    error "append did not change data version: $version"
+
+	# Overwrite data
+	echo overwrite > $file2 || error "Could not overwrite $file2"
+	version3=$($LFS data_version $file1)
+	[ "$version2" != "$version3" ] ||
+	    error "overwrite did not change data version: $version2"
+
+	# Truncate before EOF
+	$TRUNCATE $file2 3 || error "Could not truncate $file2"
+	version4=$($LFS data_version $file1)
+	[ "$version3" != "$version4" ] ||
+	    error "truncate did not change data version: $version3"
+
+	# Truncate after EOF
+	$TRUNCATE $file2 123456 || error "Could not truncate $file2"
+	version5=$($LFS data_version $file1)
+	[ "$version4" != "$version5" ] ||
+	    error "truncate did not change data version: $version4"
+
+	# Chmod do not change version
+	chmod 400 $file2 || error "Could not chmod 400 $file2"
+	version6=$($LFS data_version $file1)
+	[ "$version5" == "$version6" ] ||
+	    error "chmod should not change data version: $version5 != $version6"
+
+	# Chown do not change version
+	chown $RUNAS_ID $file2 || error "Could not chown $RUNAS_ID $file2"
+	version7=$($LFS data_version $file1)
+	[ "$version5" == "$version7" ] ||
+	    error "chown should not change data version: $version5 != $version7"
+}
+run_test 60 "Verify data_version behaviour"
+
+test_70a() {
+	local test_dir=$tdir/test_dir
+
+	mkdir -p $DIR1/$tdir
+	if [ $MDSCOUNT -ge 2 ]; then
+		local MDTIDX=1
+		$LFS mkdir -i $MDTIDX $DIR1/$test_dir ||
+			error "Create remote directory failed"
+	else
+		mkdir -p $DIR1/$test_dir
+	fi
+	cd $DIR2/$test_dir || error "cd directory failed"
+	rm -rf $DIR1/$test_dir || error "unlink directory failed"
+
+	cd $DIR2/$tdir || error "exit directory"
+}
+run_test 70a "cd directory && rm directory"
+
+test_70b() { # LU-2781
+	local i
+	mkdir -p $DIR1/$tdir
+
+	touch $DIR1/$tdir/file
+	for ((i = 0; i < 32; i++)); do
+	    $LFS rm_entry $DIR1/$tdir/non_existent_dir &>/dev/null
+	done
+	rm $DIR1/$tdir/file || error "cannot remove file after rm_entry"
+
+	touch $DIR1/$tdir/file
+	$LFS mkdir -i0 $DIR1/$tdir/test_dir
+	$LFS rm_entry $DIR1/$tdir/test_dir &>/dev/null
+	rm -rf $DIR1/$tdir/test_dir ||
+		error "cannot remove directory after rm_entry"
+	rm $DIR1/$tdir/file || error "cannot remove file after rm_entry"
+}
+run_test 70b "remove files after calling rm_entry"
+
+test_71() {
+	local server_version=$(lustre_version_code $SINGLEMDS)
+
+	[[ $server_version -lt $(version_code 2.1.6) ]] &&
+		skip "Need MDS version at least 2.1.6" && return
+
+	# Patch not applied to 2.2 and 2.3 branches
+	[[ $server_version -ge $(version_code 2.2.0) ]] &&
+	[[ $server_version -lt $(version_code 2.4.0) ]] &&
+		skip "Need MDS version at least 2.4.0" && return
+
+	checkfiemap --test ||
+		{ skip "checkfiemap not runnable: $?" && return; }
+	# write data this way: hole - data - hole - data
+	dd if=/dev/urandom of=$DIR1/$tfile bs=40K seek=1 count=1
+	[ "$(facet_fstype ost$(($($GETSTRIPE -i $DIR1/$tfile) + 1)))" = \
+		"zfs" ] &&
+		skip "ORI-366/LU-1941: FIEMAP unimplemented on ZFS" && return 0
+	dd if=/dev/urandom of=$DIR1/$tfile bs=40K seek=3 count=1
+	GET_STAT="lctl get_param -n ldlm.services.ldlm_cbd.stats"
+	stat $DIR2/$tfile
+	local can1=$($GET_STAT | awk '/ldlm_bl_callback/ {print $2}')
+	echo $can1
+	checkfiemap $DIR2/$tfile 81920 ||
+		error "data is not flushed from client"
+	local can2=$($GET_STAT | awk '/ldlm_bl_callback/ {print $2}')
+	echo $can2
+
+	# common case of "create file, copy file" on a single node
+	# should not flush data from ost
+	dd if=/dev/urandom of=$DIR1/$tfile bs=40K seek=1 count=1
+	dd if=/dev/urandom of=$DIR1/$tfile bs=40K seek=3 count=1
+	stat $DIR1/$tfile
+	local can3=$($GET_STAT | awk '/ldlm_bl_callback/ {print $2}')
+	echo $can3
+	checkfiemap $DIR1/$tfile 81920 ||
+	error 4
+	local can4=$($GET_STAT | awk '/ldlm_bl_callback/ {print $2}')
+	echo $can2
+	[ $can3 -eq $can4 ] || error $((can2-can1)) "cancel RPC occured."
+}
+run_test 71 "correct file map just after write operation is finished"
+
+test_72() {
+	local p="$TMP/sanityN-$TESTNAME.parameters"
+	local tlink1
+	local tlink2
+	save_lustre_params client "llite.*.xattr_cache" > $p
+	lctl set_param llite.*.xattr_cache 1 ||
+		{ skip "xattr cache is not supported"; return 0; }
+
+	touch $DIR1/$tfile
+	setfattr -n user.attr1 -v value1 $DIR1/$tfile ||
+		error "setfattr1 failed"
+	getfattr -n user.attr1 $DIR2/$tfile | grep value1 ||
+		error "getfattr1 failed"
+	setfattr -n user.attr1 -v value2 $DIR2/$tfile ||
+		error "setfattr2 failed"
+	getfattr -n user.attr1 $DIR1/$tfile | grep value2 ||
+		error "getfattr2 failed"
+
+	# check that trusted.link is consistent
+	tlink1=$(getfattr -n trusted.link $DIR1/$tfile | md5sum)
+	ln $DIR2/$tfile $DIR2/$tfile-2 || error "failed to link"
+	tlink2=$(getfattr -n trusted.link $DIR1/$tfile | md5sum)
+	echo "$tlink1 $tlink2"
+	[ "$tlink1" = "$tlink2" ] && error "trusted.link should have changed!"
+
+	rm -f $DIR2/$tfile
+
+	restore_lustre_params < $p
+	rm -f $p
+}
+run_test 72 "getxattr/setxattr cache should be consistent between nodes"
+
+test_73() {
+	local p="$TMP/sanityN-$TESTNAME.parameters"
+	save_lustre_params client "llite.*.xattr_cache" > $p
+	lctl set_param llite.*.xattr_cache 1 ||
+		{ skip "xattr cache is not supported"; return 0; }
+
+	touch $DIR1/$tfile
+	setfattr -n user.attr1 -v value1 $DIR1/$tfile ||
+		error "setfattr1 failed"
+	getfattr -n user.attr1 $DIR2/$tfile || error "getfattr1 failed"
+	getfattr -n user.attr1 $DIR1/$tfile || error "getfattr2 failed"
+	clear_llite_stats
+	# PR lock should be cached by now on both clients
+	getfattr -n user.attr1 $DIR1/$tfile || error "getfattr3 failed"
+	# 2 hits for getfattr(0)+getfattr(size)
+	[ $(calc_llite_stats getxattr_hits) -eq 2 ] || error "not cached in $DIR1"
+	getfattr -n user.attr1 $DIR2/$tfile || error "getfattr4 failed"
+	# 4 hits for more getfattr(0)+getfattr(size)
+	[ $(calc_llite_stats getxattr_hits) -eq 4 ] || error "not cached in $DIR2"
+	rm -f $DIR2/$tfile
+
+	restore_lustre_params < $p
+	rm -f $p
+}
+run_test 73 "getxattr should not cause xattr lock cancellation"
+
+test_74() {
+	[ $(lustre_version_code $SINGLEMDS) -lt $(version_code 2.4.93) ] &&
+		skip "Need MDS version at least 2.4.93" && return
+
+	dd if=/dev/zero of=$DIR1/$tfile-1 bs=1K count=1
+	dd if=/dev/zero of=$DIR1/$tfile-2 bs=1K count=1
+	flocks_test 4 $DIR1/$tfile-1 $DIR2/$tfile-2
+}
+run_test 74 "flock deadlock: different mounts =============="
+
+# LU-3889
+test_75() {
+	$LFS setstripe -c 2 -S 1m -i 0 $DIR1/$tfile
+	dd if=/dev/zero of=$DIR1/$tfile bs=1M count=2
+	cancel_lru_locks osc
+
+	dd of=$DIR1/$tfile if=/dev/zero bs=1M count=1 seek=1 conv=notrunc
+	sync
+
+	# define OBD_FAIL_LDLM_ENQUEUE_HANG 0x31d
+	$LCTL set_param fail_loc=0x31d
+	stat -c %s $DIR1/$tfile &
+	local pid=$!
+	sleep 1
+	kill -9 $pid
+
+	# For bad lock error handler we should ASSERT and got kernel panic here
+	sleep 4
+	$LCTL set_param fail_loc=0
+}
+run_test 75 "osc: upcall after unuse lock==================="
+
+test_76() { #LU-946
+	[[ $(lustre_version_code $SINGLEMDS) -lt $(version_code 2.5.53) ]] &&
+		skip "Need MDS version at least 2.5.53" && return
+
+	remote_mds_nodsh && skip "remote MDS with nodsh" && return
+	local fcount=2048
+	declare -a fd_list
+	declare -a fid_list
+
+	if remote_mds; then
+		nid=$($LCTL list_nids | sed  "s/\./\\\./g")
+	else
+		nid="0@lo"
+	fi
+
+	rm -rf $DIR/$tdir
+	test_mkdir -p $DIR/$tdir
+
+	# drop all open locks and close any cached "open" files on the client
+	cancel_lru_locks mdc
+
+	echo -n "open files "
+	ulimit -n 8096
+	for ((i = 0; i < $fcount; i++)); do
+		touch $DIR/$tdir/f_$i
+		local fd=$(free_fd)
+		local cmd="exec $fd<$DIR/$tdir/f_$i"
+		eval $cmd
+		fd_list[i]=$fd
+		echo -n "."
+	done
+	echo
+
+	local get_open_fids="$LCTL get_param -n mdt.*.exports.'$nid'.open_files"
+	local fid_list=($(do_nodes $(comma_list $(mdts_nodes)) $get_open_fids))
+
+	# Possible errors in openfiles FID list.
+	# 1. Missing FIDs. Check 1
+	# 2. Extra FIDs. Check 1
+	# 3. Duplicated FID. Check 2
+	# 4. Invalid FIDs. Check 2
+	# 5. Valid FID, points to some other file. Check 3
+
+	# Check 1
+	[ ${#fid_list[@]} -ne $fcount ] &&
+		error "${#fid_list[@]} != $fcount open files"
+
+	for (( i = 0; i < $fcount; i++ )) ; do
+		cmd="exec ${fd_list[i]}</dev/null"
+		eval $cmd
+		filename=$($LFS fid2path $DIR2 ${fid_list[i]})
+
+		# Check 2
+		rm --interactive=no $filename
+		[ $? -ne 0 ] &&
+			error "Nonexisting fid ${fid_list[i]} listed."
+	done
+
+	# Check 3
+	ls_op=$(ls $DIR2/$tdir | wc -l)
+	[ $ls_op -ne 0 ] &&
+		error "Some openfiles are missing in lproc output"
+
+	rm -rf $DIR/$tdir
+}
+run_test 76 "Verify open file for 2048 files"
+
+nrs_write_read() {
+	local n=16
+	local dir=$DIR/$tdir
+	local myRUNAS="$1"
+
+	mkdir $dir || error "mkdir $dir failed"
+	$LFS setstripe -c $OSTCOUNT $dir || error "setstripe to $dir failed"
+	chmod 777 $dir
+
+	do_nodes $CLIENTS $myRUNAS dd if=/dev/zero of="$dir/nrs_r_$HOSTNAME"\
+		bs=1M count=$n > /dev/null 2>&1
+
+	for ((i = 0; i < $n; i++)); do
+		do_nodes $CLIENTS $myRUNAS dd if=/dev/zero\
+			of="$dir/nrs_w_$HOSTNAME" bs=1M seek=$i count=1\
+			 > /dev/null 2>&1 &
+		local pids_w[$i]=$!
+	done
+	do_nodes $CLIENTS sync;
+	cancel_lru_locks osc
+
+	for ((i = 0; i < $n; i++)); do
+		do_nodes $CLIENTS $myRUNAS dd if="$dir/nrs_w_$HOSTNAME"\
+			of=/dev/zero bs=1M seek=$i count=1 > /dev/null 2>&1 &
+		local pids_r[$i]=$!
+	done
+	cancel_lru_locks osc
+
+	for ((i = 0; i < $n; i++)); do
+		wait ${pids_w[$i]}
+		wait ${pids_r[$i]}
+	done
+	rm -rf $dir || error "rm -rf $dir failed"
+}
+
+test_77a() { #LU-3266
+	do_facet $SINGLEMDS lctl set_param ost.OSS.*.nrs_policies="fifo"
+	nrs_write_read
+
+	return 0
+}
+run_test 77a "check FIFO NRS policy"
+
+
+test_77b() { #LU-3266
+	do_facet $SINGLEMDS lctl set_param ost.OSS.*.nrs_policies="crrn"
+	do_facet $SINGLEMDS lctl set_param ost.OSS.*.nrs_crrn_quantum=1
+
+	echo "policy: crr-n, crrn_quantum 1"
+	nrs_write_read
+
+	do_facet $SINGLEMDS lctl set_param ost.OSS.*.nrs_crrn_quantum=64
+
+	echo "policy: crr-n, crrn_quantum 64"
+	nrs_write_read
+
+	return 0
+}
+run_test 77b "check CRR-N NRS policy"
+
+orr_trr() {
+	local policy=$1
+
+	for i in $(seq 1 $OSTCOUNT)
+	do
+		do_facet ost"$i" lctl set_param \
+			ost.OSS.ost_io.nrs_policies=$policy
+		do_facet ost"$i" lctl set_param \
+			ost.OSS.*.nrs_"$policy"_quantum=1
+		do_facet ost"$i" lctl set_param \
+			ost.OSS.*.nrs_"$policy"_offset_type="physical"
+		do_facet ost"$i" lctl set_param \
+			ost.OSS.*.nrs_"$policy"_supported="reads"
+	done
+
+	echo "policy: $policy, ${policy}_quantum 1, ${policy}_offset_type \
+				physical, ${policy}_supported reads"
+	nrs_write_read
+
+	for i in $(seq 1 $OSTCOUNT)
+	do
+		do_facet ost"$i" lctl set_param \
+			ost.OSS.*.nrs_${policy}_supported="writes"
+		do_facet ost"$i" lctl set_param \
+			ost.OSS.*.nrs_${policy}_quantum=64
+	done
+	echo "policy: $policy, ${policy}_quantum 64, \
+		${policy}_offset_type physical, ${policy}_supported writes"
+	nrs_write_read
+
+	for i in $(seq 1 $OSTCOUNT)
+	do
+		do_facet ost"$i" lctl set_param \
+			ost.OSS.*.nrs_${policy}_supported="reads_and_writes"
+		do_facet ost"$i" lctl set_param \
+			ost.OSS.*.nrs_${policy}_offset_type="logical"
+	done
+	echo "policy: $policy, ${policy}_quantum 64, \
+		${policy}_offset_type logical, ${policy}_supported reads_and_writes"
+	nrs_write_read
+
+	return 0
+}
+
+test_77c() { #LU-3266
+	orr_trr "orr"
+	return 0
+}
+run_test 77c "check ORR NRS policy"
+
+test_77d() { #LU-3266
+	orr_trr "trr"
+	return 0
+}
+run_test 77d "check TRR nrs policy"
+
+tbf_rule_operate()
+{
+	local facet=$1
+	shift 1
+
+	do_facet $facet lctl set_param \
+		ost.OSS.ost_io.nrs_tbf_rule="$@"
+	[ $? -ne 0 ] &&
+		error "failed to operate on TBF rules"
+}
+
+test_77e() {
+	for i in $(seq 1 $OSTCOUNT)
+	do
+		do_facet ost"$i" lctl set_param \
+			ost.OSS.ost_io.nrs_policies="tbf\ nid"
+		[ $? -ne 0 ] &&
+			error "failed to set TBF policy"
+	done
+
+	# Only operate rules on ost0 since OSTs might run on the same OSS
+	# Add some rules
+	tbf_rule_operate ost0 "start\ localhost\ {0@lo}\ 1000"
+	local address=$(comma_list "$(host_nids_address $CLIENTS $NETTYPE)")
+	local client_nids=$(nids_list $address "\\")
+	tbf_rule_operate ost0 "start\ clients\ {$client_nids}\ 100"
+	tbf_rule_operate ost0 "start\ others\ {*.*.*.*@$NETTYPE}\ 50"
+	nrs_write_read
+
+	# Change the rules
+	tbf_rule_operate ost0 "change\ localhost\ 1001"
+	tbf_rule_operate ost0 "change\ clients\ 101"
+	tbf_rule_operate ost0 "change\ others\ 51"
+	nrs_write_read
+
+	# Stop the rules
+	tbf_rule_operate ost0 "stop\ localhost"
+	tbf_rule_operate ost0 "stop\ clients"
+	tbf_rule_operate ost0 "stop\ others"
+	nrs_write_read
+
+	# Cleanup the TBF policy
+	for i in $(seq 1 $OSTCOUNT)
+	do
+		do_facet ost"$i" lctl set_param \
+			ost.OSS.ost_io.nrs_policies="fifo"
+		[ $? -ne 0 ] &&
+			error "failed to set policy back to fifo"
+	done
+	nrs_write_read
+	return 0
+}
+run_test 77e "check TBF NID nrs policy"
+
+test_77f() {
+	# Configure jobid_var
+	local saved_jobid_var=$($LCTL get_param -n jobid_var)
+	if [ $saved_jobid_var != procname_uid ]; then
+		set_conf_param_and_check client			\
+			"$LCTL get_param -n jobid_var"		\
+			"$FSNAME.sys.jobid_var" procname_uid
+	fi
+
+	for i in $(seq 1 $OSTCOUNT)
+	do
+		do_facet ost"$i" lctl set_param \
+			ost.OSS.ost_io.nrs_policies="tbf\ jobid"
+		[ $? -ne 0 ] &&
+			error "failed to set TBF policy"
+	done
+
+	# Only operate rules on ost0 since OSTs might run on the same OSS
+	# Add some rules
+	tbf_rule_operate ost0 "start\ runas\ {iozone.$RUNAS_ID\ dd.$RUNAS_ID\ tiotest.$RUNAS_ID}\ 1000"
+	tbf_rule_operate ost0 "start\ iozone_runas\ {iozone.$RUNAS_ID}\ 100"
+	tbf_rule_operate ost0 "start\ dd_runas\ {dd.$RUNAS_ID}\ 50"
+	nrs_write_read "$RUNAS"
+
+	# Change the rules
+	tbf_rule_operate ost0 "change\ runas\ 1001"
+	tbf_rule_operate ost0 "change\ iozone_runas\ 101"
+	tbf_rule_operate ost0 "change\ dd_runas\ 51"
+	nrs_write_read "$RUNAS"
+
+	# Stop the rules
+	tbf_rule_operate ost0 "stop\ runas"
+	tbf_rule_operate ost0 "stop\ iozone_runas"
+	tbf_rule_operate ost0 "stop\ dd_runas"
+	nrs_write_read "$RUNAS"
+
+	# Cleanup the TBF policy
+	for i in $(seq 1 $OSTCOUNT)
+	do
+		do_facet ost"$i" lctl set_param \
+			ost.OSS.ost_io.nrs_policies="fifo"
+		[ $? -ne 0 ] &&
+			error "failed to set policy back to fifo"
+	done
+	nrs_write_read "$RUNAS"
+
+	local current_jobid_var=$($LCTL get_param -n jobid_var)
+	if [ $saved_jobid_var != $current_jobid_var ]; then
+		set_conf_param_and_check client			\
+			"$LCTL get_param -n jobid_var"		\
+			"$FSNAME.sys.jobid_var" $saved_jobid_var
+	fi
+	return 0
+}
+run_test 77f "check TBF JobID nrs policy"
+
+test_77g() {
+	for i in $(seq 1 $OSTCOUNT)
+	do
+		do_facet ost"$i" lctl set_param \
+			ost.OSS.ost_io.nrs_policies="tbf\ nid"
+		[ $? -ne 0 ] &&
+			error "failed to set TBF policy"
+	done
+
+	for i in $(seq 1 $OSTCOUNT)
+	do
+		do_facet ost"$i" lctl set_param \
+			ost.OSS.ost_io.nrs_policies="tbf\ jobid"
+		[ $? -ne 0 ] &&
+			error "failed to set TBF policy"
+	done
+
+	# Add a rule that only valid for Jobid TBF. If direct change between
+	# TBF types is not supported, this operation will fail.
+	tbf_rule_operate ost0 "start\ dd_runas\ {dd.$RUNAS_ID}\ 50"
+
+	# Cleanup the TBF policy
+	for i in $(seq 1 $OSTCOUNT)
+	do
+		do_facet ost"$i" lctl set_param \
+			ost.OSS.ost_io.nrs_policies="fifo"
+		[ $? -ne 0 ] &&
+			error "failed to set policy back to fifo"
+	done
+	return 0
+}
+run_test 77g "Change TBF type directly"
+
+test_80() {
+	[ $MDSCOUNT -lt 2 ] && skip "needs >= 2 MDTs" && return
+	local MDTIDX=1
+	local mdt_index
+	local i
+	local file
+	local pid
+
+	mkdir -p $DIR1/$tdir/dir
+	createmany -o $DIR1/$tdir/dir/f 10 ||
+		error "create files under remote dir failed $i"
+
+	cp /etc/passwd $DIR1/$tdir/$tfile
+
+	#migrate open file should fails
+	multiop_bg_pause $DIR2/$tdir/$tfile O_c || error "open $file failed"
+	pid=$!
+	# give multiop a chance to open
+	sleep 1
+
+	$LFS migrate -m $MDTIDX $DIR1/$tdir &&
+		error "migrate open files should failed with open files"
+
+	kill -USR1 $pid
+
+	$LFS migrate -m $MDTIDX $DIR1/$tdir ||
+			error "migrate remote dir error"
+
+	echo "Finish migration, then checking.."
+	for file in $(find $DIR1/$tdir); do
+		mdt_index=$($LFS getstripe -M $file)
+		[ $mdt_index == $MDTIDX ] ||
+			error "$file is not on MDT${MDTIDX}"
+	done
+
+	diff /etc/passwd $DIR1/$tdir/$tfile ||
+		error "file different after migration"
+
+	rm -rf $DIR1/$tdir || error "rm dir failed after migration"
+}
+run_test 80 "migrate directory when some children is being opened"
+
+test_81() {
+	[ $MDSCOUNT -lt 2 ] && skip "needs >= 2 MDTs" && return
+
+	rm -rf $DIR1/$tdir
+
+	mkdir -p $DIR1/$tdir
+
+	$LFS setdirstripe -i0 -c$MDSCOUNT  $DIR1/$tdir/d0
+	$LFS setdirstripe -i0 -c$MDSCOUNT  $DIR1/$tdir/d1
+
+	cd $DIR1/$tdir
+	touch d0/0	|| error "create 0 failed"
+	mv d0/0	d1/0	|| error "rename d0/0 d1/0 failed"
+	stat d0/0	&& error "stat mv filed succeed"
+	mv $DIR2/$tdir/d1/0 $DIR2/$tdir/d0/0 || "rename d1/0 d0/0 failed"
+	stat d0/0	|| error "stat failed"
+
+	local t=$(ls -ai $DIR1/$tdir/d0 | sort -u | wc -l)
+
+	if [ $t -ne 3 ]; then
+		ls -ai $DIR1/$tdir/d0
+		error "expect 3 get $t"
+	fi
+
+	return 0
+}
+run_test 81 "rename and stat under striped directory"
+
+test_82() {
+	[[ $(lustre_version_code $SINGLEMDS) -gt $(version_code 2.6.91) ]] ||
+		{ skip "Need MDS version at least 2.6.92"; return 0; }
+
+	# Client 1 creates a file.
+	multiop_bg_pause $DIR1/$tfile O_ac || error "multiop_bg_pause 1"
+	pid1=$!
+	# Client 2 opens the file.
+	multiop_bg_pause $DIR2/$tfile o_Ac || error "multiop_bg_pause 2"
+	pid2=$!
+	# Client 1 makes the file an orphan.
+	rm $DIR1/$tfile || error "rm"
+	# Client 2 sets EA "user.multiop".
+	kill -s USR1 $pid2
+	wait $pid2 || error "multiop 2"
+	# Client 1 gets EA "user.multiop".  This used to fail because the EA
+	# cache refill would get "trusted.link" from mdd_xattr_list() but
+	# -ENOENT when trying to get "trusted.link"'s value.  See also sanity
+	# 102q.
+	kill -s USR1 $pid1
+	wait $pid1 || error "multiop 1"
+}
+run_test 82 "fsetxattr and fgetxattr on orphan files"
+
 log "cleanup: ======================================================"
 
 [ "$(mount | grep $MOUNT2)" ] && umount $MOUNT2
 
-complete $(basename $0) $SECONDS
+complete $SECONDS
+rm -f $SAMPLE_FILE
 check_and_cleanup_lustre
 exit_status