if [[ $(uname -m) = aarch64 ]]; then
# bug number: LU-11596
ALWAYS_EXCEPT+=" $GRANT_CHECK_LIST"
- # bug number: LU-11671 LU-11594 LU-11667 LU-11729 LU-4398
- ALWAYS_EXCEPT+=" 45 103a 317 810 817"
+ # bug number: LU-11671 LU-11667 LU-4398
+ ALWAYS_EXCEPT+=" 45 317 817"
fi
# 5 12 (min)"
[ "$SLOW" = "no" ] && EXCEPT_SLOW="27m 64b 68 71 115 300o"
if [ "$mds1_FSTYPE" = "zfs" ]; then
- # bug number for skipped test: LU-1957
- ALWAYS_EXCEPT="$ALWAYS_EXCEPT 180"
+ # bug number for skipped test:
+ ALWAYS_EXCEPT="$ALWAYS_EXCEPT "
# 13 (min)"
[ "$SLOW" = "no" ] && EXCEPT_SLOW="$EXCEPT_SLOW 51b"
fi
run_test 31n "check link count of unlinked file"
link_one() {
- local TEMPNAME=$(mktemp $1_XXXXXX)
- mlink $TEMPNAME $1 2> /dev/null &&
- echo "$BASHPID: link $TEMPNAME to $1 succeeded"
- munlink $TEMPNAME
+ local tempfile=$(mktemp $1_XXXXXX)
+ mlink $tempfile $1 2> /dev/null &&
+ echo "$BASHPID: link $tempfile to $1 succeeded"
+ munlink $tempfile
}
test_31o() { # LU-2901
local pass=true
#get fid and record list
- fid_list=($(awk '/9_sub.*record/ { print $NF }' /$TMP/$tfile |
+ fid_list=($(awk '/9_sub.*record/ { print $NF }' $TMP/$tfile |
tail -n 4))
- rec_list=($(awk '/9_sub.*record/ { print $((NF-3)) }' /$TMP/$tfile |
+ rec_list=($(awk '/9_sub.*record/ { print $((NF-3)) }' $TMP/$tfile |
tail -n 4))
#remount mgs as ldiskfs or zfs type
stop mgs || error "stop mgs failed"
test_60g() {
local pid
+ local i
test_mkdir -c $MDSCOUNT $DIR/$tdir
- $LFS setdirstripe -D -i -1 -c $MDSCOUNT $DIR/$tdir
(
local index=0
while true; do
+ $LFS setdirstripe -i $(($index % $MDSCOUNT)) \
+ -c $MDSCOUNT $DIR/$tdir/subdir$index \
+ 2>/dev/null
mkdir $DIR/$tdir/subdir$index 2>/dev/null
rmdir $DIR/$tdir/subdir$index 2>/dev/null
index=$((index + 1))
pid=$!
- for i in $(seq 100); do
+ for i in {0..100}; do
# define OBD_FAIL_OSD_TXN_START 0x19a
- do_facet mds1 lctl set_param fail_loc=0x8000019a
+ local index=$((i % MDSCOUNT + 1))
+
+ do_facet mds$index $LCTL set_param fail_loc=0x8000019a \
+ > /dev/null
usleep 100
done
kill -9 $pid
+ for i in $(seq $MDSCOUNT); do
+ do_facet mds$i $LCTL set_param fail_loc=0 > /dev/null
+ done
+
mkdir $DIR/$tdir/new || error "mkdir failed"
rmdir $DIR/$tdir/new || error "rmdir failed"
+
+ do_facet mds1 $LCTL lfsck_start -M $(facet_svc mds1) -A -C \
+ -t namespace
+ for i in $(seq $MDSCOUNT); do
+ wait_update_facet mds$i "$LCTL get_param -n \
+ mdd.$(facet_svc mds$i).lfsck_namespace |
+ awk '/^status/ { print \\\$2 }'" "completed"
+ done
+
+ ls -R $DIR/$tdir || error "ls failed"
+ rm -rf $DIR/$tdir || error "rmdir failed"
}
run_test 60g "transaction abort won't cause MDT hung"
set_checksum_type()
{
lctl set_param -n osc.*osc-[^mM]*.checksum_type $1
- log "set checksum type to $1"
- return 0
+ rc=$?
+ log "set checksum type to $1, rc = $rc"
+ return $rc
+}
+
+get_osc_checksum_type()
+{
+ # arugment 1: OST name, like OST0000
+ ost=$1
+ checksum_type=$(lctl get_param -n osc.*${ost}-osc-[^mM]*.checksum_type |
+ sed 's/.*\[\(.*\)\].*/\1/g')
+ rc=$?
+ [ $rc -ne 0 ] && error "failed to get checksum type of $ost, rc = $rc, output = $checksum_type"
+ echo $checksum_type
}
+
F77_TMP=$TMP/f77-temp
F77SZ=8
setup_f77() {
}
run_test 77k "enable/disable checksum correctly"
+test_77l() {
+ [ $PARALLEL == "yes" ] && skip "skip parallel run"
+ $GSS && skip_env "could not run with gss"
+
+ set_checksums 1
+ stack_trap "set_checksums $ORIG_CSUM" EXIT
+ stack_trap "set_checksum_type $ORIG_CSUM_TYPE" EXIT
+
+ set_checksum_type invalid && error "unexpected success of invalid checksum type"
+
+ $LFS setstripe -c 1 -i 0 $DIR/$tfile
+ for algo in $CKSUM_TYPES; do
+ set_checksum_type $algo || error "fail to set checksum type $algo"
+ osc_algo=$(get_osc_checksum_type OST0000)
+ [ "$osc_algo" != "$algo" ] && error "checksum type is $osc_algo after setting it to $algo"
+
+ # no locks, no reqs to let the connection idle
+ cancel_lru_locks osc
+ lru_resize_disable osc
+ wait_osc_import_state client ost1 IDLE
+
+ # ensure ost1 is connected
+ stat $DIR/$tfile >/dev/null || error "can't stat"
+ wait_osc_import_state client ost1 FULL
+
+ osc_algo=$(get_osc_checksum_type OST0000)
+ [ "$osc_algo" != "$algo" ] && error "checksum type changed from $algo to $osc_algo after reconnection"
+ done
+ return 0
+}
+run_test 77l "preferred checksum type is remembered after reconnected"
+
[ "$ORIG_CSUM" ] && set_checksums $ORIG_CSUM || true
rm -f $F77_TMP
unset F77_TMP
cancel_lru_locks osc
$LCTL set_param osc.*.rpc_stats 0
$READS -f $DIR/$tfile -s$FILE_LENGTH -b$rsize -n$nreads -t 180
+ $LCTL get_param osc.*.rpc_stats
for osc_rpc_stats in $($LCTL get_param -N osc.*.rpc_stats); do
local stats=$($LCTL get_param -n $osc_rpc_stats)
local lines=$(echo "$stats" | awk 'END {print NR;}')
local size
if [ $lines -le 20 ]; then
+ echo "continue debug"
continue
fi
for size in 1 2 4 8; do
}
run_test 127b "verify the llite client stats are sane"
+test_127c() { # LU-12394
+ [ "$OSTCOUNT" -lt "2" ] && skip_env "needs >= 2 OSTs"
+ local size
+ local bsize
+ local reads
+ local writes
+ local count
+
+ $LCTL set_param llite.*.extents_stats=1
+ stack_trap "$LCTL set_param llite.*.extents_stats=0" EXIT
+
+ # Use two stripes so there is enough space in default config
+ $LFS setstripe -c 2 $DIR/$tfile
+
+ # Extent stats start at 0-4K and go in power of two buckets
+ # LL_HIST_START = 12 --> 2^12 = 4K
+ # We do 3K*2^i, so 3K, 6K, 12K, 24K... hitting each bucket.
+ # We do not do buckets larger than 64 MiB to avoid ENOSPC issues on
+ # small configs
+ for size in 3K 6K 12K 24K 48K 96K 192K 384K 768K 1536K 3M 6M 12M 24M 48M;
+ do
+ # Write and read, 2x each, second time at a non-zero offset
+ dd if=/dev/zero of=$DIR/$tfile bs=$size count=1
+ dd if=/dev/zero of=$DIR/$tfile bs=$size count=1 seek=10
+ dd if=$DIR/$tfile of=/dev/null bs=$size count=1
+ dd if=$DIR/$tfile of=/dev/null bs=$size count=1 seek=10
+ rm -f $DIR/$tfile
+ done
+
+ $LCTL get_param llite.*.extents_stats
+
+ count=2
+ for bsize in 4K 8K 16K 32K 64K 128K 256K 512K 1M 2M 4M 8M 16M 32M 64M;
+ do
+ local bucket=$($LCTL get_param -n llite.*.extents_stats |
+ grep -m 1 $bsize)
+ reads=$(echo $bucket | awk '{print $5}')
+ writes=$(echo $bucket | awk '{print $9}')
+ [ "$reads" -eq $count ] ||
+ error "$reads reads in < $bsize bucket, expect $count"
+ [ "$writes" -eq $count ] ||
+ error "$writes writes in < $bsize bucket, expect $count"
+ done
+
+ # Test mmap write and read
+ $LCTL set_param llite.*.extents_stats=c
+ size=512
+ dd if=/dev/zero of=$DIR/$tfile bs=${size}K count=1
+ $MULTIOP $DIR/$tfile OSMRUc || error "$MULTIOP $DIR/$tfile failed"
+ $MULTIOP $DIR/$tfile OSMWUc || error "$MULTIOP $DIR/$tfile failed"
+
+ $LCTL get_param llite.*.extents_stats
+
+ count=$(((size*1024) / PAGE_SIZE))
+
+ bsize=$((2 * PAGE_SIZE / 1024))K
+
+ bucket=$($LCTL get_param -n llite.*.extents_stats |
+ grep -m 1 $bsize)
+ reads=$(echo $bucket | awk '{print $5}')
+ writes=$(echo $bucket | awk '{print $9}')
+ # mmap writes fault in the page first, creating an additonal read
+ [ "$reads" -eq $((2 * count)) ] ||
+ error "$reads reads in < $bsize bucket, expect $count"
+ [ "$writes" -eq $count ] ||
+ error "$writes writes in < $bsize bucket, expect $count"
+}
+run_test 127c "test llite extent stats with regular & mmap i/o"
+
test_128() { # bug 15212
touch $DIR/$tfile
$LFS 2>&1 <<-EOF | tee $TMP/$tfile.log
}
run_test 160i "changelog user register/unregister race"
+test_160j() {
+ remote_mds_nodsh && skip "remote MDS with nodsh"
+ [[ $MDS1_VERSION -lt $(version_code 2.12.56) ]] &&
+ skip "Need MDS version at least 2.12.56"
+
+ mount_client $MOUNT2 || error "mount_client on $MOUNT2 failed"
+
+ changelog_register || error "first changelog_register failed"
+
+ # generate some changelog
+ test_mkdir -c $MDSCOUNT $DIR/$tdir || error "mkdir $tdir failed"
+ createmany -m $DIR/$tdir/${tfile}bis $((MDSCOUNT * 2)) ||
+ error "create $DIR/$tdir/${tfile}bis failed"
+
+ # open the changelog device
+ exec 3>/dev/changelog-$FSNAME-MDT0000
+ exec 4</dev/changelog-$FSNAME-MDT0000
+
+ # umount the first lustre mount
+ umount $MOUNT
+
+ # read changelog
+ cat <&4 >/dev/null || error "read changelog failed"
+
+ # clear changelog
+ local cl_user="${CL_USERS[$SINGLEMDS]%% *}"
+ changelog_users $SINGLEMDS | grep -q $cl_user ||
+ error "User $cl_user not found in changelog_users"
+
+ printf 'clear:'$cl_user':0' >&3
+
+ # close
+ exec 3>&-
+ exec 4<&-
+
+ # cleanup
+ changelog_deregister || error "changelog_deregister failed"
+
+ umount $MOUNT2
+ mount_client $MOUNT || error "mount_client on $MOUNT failed"
+}
+run_test 160j "client can be umounted while its chanangelog is being used"
+
test_161a() {
[ $PARALLEL == "yes" ] && skip "skip parallel run"
ps -p $pid
[[ $? -eq 0 ]] || error "create should be blocked"
- local tempfile=$(mktemp)
+ local tempfile="$(mktemp --tmpdir $tfile.XXXXXX)"
+ stack_trap "rm -f $tempfile"
fid=$(changelog_extract_field "CREAT" "$tfile" "t=")
cat $MOUNT/.lustre/fid/$fid 2>/dev/null >$tempfile || error "cat failed"
# some delay may occur during ChangeLog publishing and file read just
}
run_test 243 "various group lock tests"
-test_244()
+test_244a()
{
test_mkdir $DIR/$tdir
dd if=/dev/zero of=$DIR/$tdir/$tfile bs=1M count=35
error "sendfile+grouplock failed"
rm -rf $DIR/$tdir
}
-run_test 244 "sendfile with group lock tests"
+run_test 244a "sendfile with group lock tests"
+
+test_244b()
+{
+ [ $PARALLEL == "yes" ] && skip "skip parallel run" && return
+
+ local threads=50
+ local size=$((1024*1024))
+
+ test_mkdir $DIR/$tdir
+ for i in $(seq 1 $threads); do
+ local file=$DIR/$tdir/file_$((i / 10))
+ $MULTIOP $file OG1234w$size_$((i % 3))w$size_$((i % 4))g1234c &
+ local pids[$i]=$!
+ done
+ for i in $(seq 1 $threads); do
+ wait ${pids[$i]}
+ done
+}
+run_test 244b "multi-threaded write with group lock"
test_245() {
local flagname="multi_mod_rpcs"
#after mount new plainllog is used
touch $DIR/$tdir/{11..19}
- local tmpfile=$(mktemp -u $tfile.XXXXXX)
+ local tmpfile="$(mktemp --tmpdir -u $tfile.XXXXXX)"
+ stack_trap "rm -f $tmpfile"
cat_sl=$(do_facet $SINGLEMDS "sync; \
$DEBUGFS -c -R 'dump changelog_catalog $tmpfile' $mdt_dev; \
llog_reader $tmpfile | grep -c type=1064553b")
cat_sl=$(do_facet $SINGLEMDS "sync; \
$DEBUGFS -c -R 'dump changelog_catalog $tmpfile' $mdt_dev; \
- llog_reader $tmpfile | grep -c type=1064553b; rm -f $tmpfile")
+ llog_reader $tmpfile | grep -c type=1064553b")
if (( cat_sl == 2 )); then
error "Empty plain llog was not deleted from changelog catalog"
local mdtidx=$($LFS getstripe --mdt-index $DIR/$tdir)
cancel_lru_locks mdc
- dd if=/dev/urandom of=$tmp bs=200000 count=1
- dd if=$tmp of=$dom bs=200000 count=1
+ dd if=/dev/urandom of=$tmp bs=265000 count=1
+ dd if=$tmp of=$dom bs=265000 count=1
cancel_lru_locks mdc
cat /etc/hosts >> $tmp
lctl set_param -n mdc.*.stats=clear
local ra=$(get_mdc_stats $mdtidx req_active)
local rw=$(get_mdc_stats $mdtidx req_waittime)
+ [ -z $num ] && num=0
[ $num -eq 1 ] || error "expect 1 READ RPC, $num occured"
[ $ra == $rw ] || error "$((ra - rw)) resend occured"
echo "... DONE"
$LFS migrate -c2 $dom ||
error "failed to migrate to the new composite layout"
- [ $($LFS getstripe -L $dom) == 'mdt' ] &&
+ [ $($LFS getstripe -L $dom) != 'mdt' ] ||
error "MDT stripe was not removed"
cancel_lru_locks mdc
local new_md5=$(md5sum $dom)
- [ "$old_md5" != "$new_md5" ] &&
+ [ "$old_md5" == "$new_md5" ] ||
error "$old_md5 != $new_md5"
# Skip free space checks with ZFS
cancel_lru_locks mdc
local new_md5=$(md5sum $dom)
- [ "$old_md5" != "$new_md5" ] &&
+ [ "$old_md5" == "$new_md5" ] ||
error "$old_md5 != $new_md5"
# Skip free space checks with ZFS
}
run_test 272c "DoM migration: DOM file to the OST-striped file (composite)"
+test_272d() {
+ [ $MDS1_VERSION -lt $(version_code 2.12.55) ] &&
+ skip "Need MDS version at least 2.12.55"
+
+ local dom=$DIR/$tdir/$tfile
+ mkdir -p $DIR/$tdir
+ $LFS setstripe -E 1M -L mdt -E -1 -c1 $dom
+
+ local mdtidx=$($LFS getstripe -m $dom)
+ local mdtname=MDT$(printf %04x $mdtidx)
+ local facet=mds$((mdtidx + 1))
+
+ dd if=/dev/urandom of=$dom bs=2M count=1 oflag=direct ||
+ error "failed to write data into $dom"
+ local old_md5=$(md5sum $dom)
+ cancel_lru_locks mdc
+ local mdtfree1=$(do_facet $facet \
+ lctl get_param -n osd*.*$mdtname.kbytesfree)
+
+ $LFS mirror extend -N -E 2M -c1 -E -1 -c2 $dom ||
+ error "failed mirroring to the new composite layout"
+ $LFS mirror resync $dom ||
+ error "failed mirror resync"
+ $LFS mirror split --mirror-id 1 -d $dom ||
+ error "failed mirror split"
+
+ [ $($LFS getstripe -L $dom) != 'mdt' ] ||
+ error "MDT stripe was not removed"
+
+ cancel_lru_locks mdc
+ local new_md5=$(md5sum $dom)
+ [ "$old_md5" == "$new_md5" ] ||
+ error "$old_md5 != $new_md5"
+
+ # Skip free space checks with ZFS
+ if [ "$(facet_fstype $facet)" != "zfs" ]; then
+ local mdtfree2=$(do_facet $facet \
+ lctl get_param -n osd*.*$mdtname.kbytesfree)
+ [ $mdtfree2 -gt $mdtfree1 ] ||
+ error "MDS space is not freed after DOM mirror deletion"
+ fi
+ return 0
+}
+run_test 272d "DoM mirroring: OST-striped mirror to DOM file"
+
+test_272e() {
+ [ $MDS1_VERSION -lt $(version_code 2.12.55) ] &&
+ skip "Need MDS version at least 2.12.55"
+
+ local dom=$DIR/$tdir/$tfile
+ mkdir -p $DIR/$tdir
+ $LFS setstripe -c 2 $dom
+
+ dd if=/dev/urandom of=$dom bs=512K count=1 oflag=direct ||
+ error "failed to write data into $dom"
+ local old_md5=$(md5sum $dom)
+ cancel_lru_locks mdc
+
+ $LFS mirror extend -N -E 1M -L mdt -E eof -c2 $dom ||
+ error "failed mirroring to the DOM layout"
+ $LFS mirror resync $dom ||
+ error "failed mirror resync"
+ $LFS mirror split --mirror-id 1 -d $dom ||
+ error "failed mirror split"
+
+ [ $($LFS getstripe -L $dom) != 'mdt' ] ||
+ error "MDT stripe was not removed"
+
+ cancel_lru_locks mdc
+ local new_md5=$(md5sum $dom)
+ [ "$old_md5" == "$new_md5" ] ||
+ error "$old_md5 != $new_md5"
+
+ return 0
+}
+run_test 272e "DoM mirroring: DOM mirror to the OST-striped file"
+
+test_272f() {
+ [ $MDS1_VERSION -lt $(version_code 2.12.55) ] &&
+ skip "Need MDS version at least 2.12.55"
+
+ local dom=$DIR/$tdir/$tfile
+ mkdir -p $DIR/$tdir
+ $LFS setstripe -c 2 $dom
+
+ dd if=/dev/urandom of=$dom bs=512K count=1 oflag=direct ||
+ error "failed to write data into $dom"
+ local old_md5=$(md5sum $dom)
+ cancel_lru_locks mdc
+
+ $LFS migrate -E 1M -L mdt -E eof -c2 -v $dom ||
+ error "failed migrating to the DOM file"
+
+ cancel_lru_locks mdc
+ local new_md5=$(md5sum $dom)
+ [ "$old_md5" != "$new_md5" ] &&
+ error "$old_md5 != $new_md5"
+
+ return 0
+}
+run_test 272f "DoM migration: OST-striped file to DOM file"
+
test_273a() {
[ $MDS1_VERSION -lt $(version_code 2.11.50) ] &&
skip "Need MDS version at least 2.11.50"
}
run_test 277 "Direct IO shall drop page cache"
+test_278() {
+ [ $PARALLEL == "yes" ] && skip "skip parallel run" && return
+ [ $MDSCOUNT -lt 2 ] && skip "needs >= 2 MDTs" && return
+ [[ "$(facet_host mds1)" != "$(facet_host mds2)" ]] &&
+ skip "needs the same host for mdt1 mdt2" && return
+
+ local pid1
+ local pid2
+
+#define OBD_FAIL_OBD_STOP_MDS_RACE 0x60b
+ do_facet mds2 $LCTL set_param fail_loc=0x8000060c
+ stop mds2 &
+ pid2=$!
+
+ stop mds1
+
+ echo "Starting MDTs"
+ start mds1 $(mdsdevname 1) $MDS_MOUNT_OPTS
+ wait $pid2
+#For the error assertion will happen. lu_env_get_key(..., &mdt_thread_key)
+#will return NULL
+ do_facet mds2 $LCTL set_param fail_loc=0
+
+ start mds2 $(mdsdevname 2) $MDS_MOUNT_OPTS
+}
+run_test 278 "Race starting MDS between MDTs stop/start"
+
cleanup_test_300() {
trap 0
umask $SAVE_UMASK
echo "Start barrier_freeze at: $(date)"
#define OBD_FAIL_BARRIER_DELAY 0x2202
do_facet mgs $LCTL set_param fail_val=5 fail_loc=0x2202
- do_facet mgs $LCTL barrier_freeze $FSNAME 10 &
+ # Do not reduce barrier time - See LU-11873
+ do_facet mgs $LCTL barrier_freeze $FSNAME 20 &
sleep 2
local b_status=$(barrier_stat)
[ "$b_status" = "'expired'" ] ||
error "(3) unexpected barrier status $b_status"
- do_facet mgs $LCTL barrier_freeze $FSNAME 10 ||
+ # Do not reduce barrier time - See LU-11873
+ do_facet mgs $LCTL barrier_freeze $FSNAME 20 ||
error "(4) fail to freeze barrier"
b_status=$(barrier_stat)
do_facet mgs $LCTL barrier_rescan $FSNAME ||
error "(3) Fail to rescan barrier bitmap"
- do_facet mgs $LCTL barrier_freeze $FSNAME 10
+ # Do not reduce barrier time - See LU-11873
+ do_facet mgs $LCTL barrier_freeze $FSNAME 20
b_status=$(barrier_stat)
[ "$b_status" = "'frozen'" ] ||
run_test 809 "Verify no SOM xattr store for DoM-only files"
test_810() {
- local ORIG
- local CSUM
-
- # t10 seem to dislike partial pages
- lctl set_param osc.*.checksum_type=adler
- lctl set_param fail_loc=0x411
- dd if=/dev/urandom of=$DIR/$tfile bs=10240 count=2
- ORIG=$(md5sum $DIR/$tfile)
- lctl set_param ldlm.namespaces.*osc*.lru_size=clear
- CSUM=$(md5sum $DIR/$tfile)
- set_checksum_type adler
- if [ "$ORIG" != "$CSUM" ]; then
- error "$ORIG != $CSUM"
- fi
+ [ $PARALLEL == "yes" ] && skip "skip parallel run"
+ $GSS && skip_env "could not run with gss"
+
+ set_checksums 1
+ stack_trap "set_checksums $ORIG_CSUM" EXIT
+ stack_trap "set_checksum_type $ORIG_CSUM_TYPE" EXIT
+
+ local csum
+ local before
+ local after
+ for csum in $CKSUM_TYPES; do
+ #define OBD_FAIL_OSC_NO_GRANT 0x411
+ $LCTL set_param osc.*.checksum_type=$csum fail_loc=0x411
+ for i in "10240 0" "10000 0" "4000 1" "500 1"; do
+ eval set -- $i
+ dd if=/dev/urandom of=$DIR/$tfile bs=$1 count=2 seek=$2
+ before=$(md5sum $DIR/$tfile)
+ $LCTL set_param ldlm.namespaces.*osc*.lru_size=clear
+ after=$(md5sum $DIR/$tfile)
+ [ "$before" == "$after" ] ||
+ error "$csum: $before != $after bs=$1 seek=$2"
+ done
+ done
}
run_test 810 "partial page writes on ZFS (LU-11663)"
run_test 815 "zero byte tiny write doesn't hang (LU-12382)"
test_816() {
+ [ "$SHARED_KEY" = true ] &&
+ skip "OSC connections never go IDLE with Shared-Keys enabled"
+
$LFS setstripe -c 1 -i 0 $DIR/$tfile
# ensure ost1 is connected
stat $DIR/$tfile >/dev/null || error "can't stat"
}
run_test 817 "nfsd won't cache write lock for exec file"
+test_818() {
+ mkdir $DIR/$tdir
+ $LFS setstripe -c1 -i0 $DIR/$tfile
+ $LFS setstripe -c1 -i1 $DIR/$tfile
+ stop $SINGLEMDS
+ #define OBD_FAIL_OSP_CANT_PROCESS_LLOG 0x2105
+ do_facet $SINGLEMDS lctl set_param fail_loc=0x80002105
+ start $SINGLEMDS $(mdsdevname ${SINGLEMDS//mds/}) $MDS_MOUNT_OPTS ||
+ error "start $SINGLEMDS failed"
+ rm -rf $DIR/$tdir
+}
+run_test 818 "unlink with failed llog"
+
#
# tests that do cleanup/setup should be run at the end
#