# OSCs keep a NOSPC flag that will be reset after ~5s (qos_maxage)
# if the OST isn't full anymore.
reset_enospc() {
- local OSTIDX=${1:-""}
+ local ostidx=${1:-""}
+ local delay
+ local ready
+ local get_prealloc
local list=$(comma_list $(osts_nodes))
- [ "$OSTIDX" ] && list=$(facet_host ost$((OSTIDX + 1)))
+ [ "$ostidx" ] && list=$(facet_host ost$((ostidx + 1)))
do_nodes $list lctl set_param fail_loc=0
- sync # initiate all OST_DESTROYs from MDS to OST
- sleep_maxage
+ wait_delete_completed # initiate all OST_DESTROYs from MDS to OST
+ delay=$(do_facet $SINGLEMDS lctl get_param -n lov.*.qos_maxage |
+ awk '{print $1 * 2;exit;}')
+ get_prealloc="$LCTL get_param -n osc.*MDT*.prealloc_status |
+ grep -v \"^0$\""
+ wait_update_facet $SINGLEMDS "$get_prealloc" "" $delay
}
-exhaust_precreations() {
+__exhaust_precreations() {
local OSTIDX=$1
local FAILLOC=$2
local FAILIDX=${3:-$OSTIDX}
createmany -o $DIR/$tdir/${OST}/f $next_id $((last_id - next_id + 2))
do_facet $mfacet lctl get_param osp.$mdtosc_proc2.prealloc*
do_facet $ofacet lctl set_param fail_loc=$FAILLOC
+}
+
+exhaust_precreations() {
+ __exhaust_precreations $1 $2 $3
sleep_maxage
}
exhaust_all_precreations() {
local i
for (( i=0; i < OSTCOUNT; i++ )) ; do
- exhaust_precreations $i $1 -1
+ __exhaust_precreations $i $1 -1
done
+ sleep_maxage
}
test_27n() {
local ost_idx=0
local ost_name=$(ostname_from_index $ost_idx)
local old_status=$(ost_dev_status $ost_idx)
+ local p="$TMP/$TESTSUITE-$TESTNAME.parameters"
[[ -z "$old_status" ]] ||
skip_env "OST $ost_name is in $old_status status"
do_facet ost1 $LCTL set_param -n obdfilter.$ost_name.degraded=1
- [[ $OST1_VERSION -ge $(version_code 2.12.55) ]] && do_facet ost1 \
+ [[ $OST1_VERSION -lt $(version_code 2.12.55) ]] || do_facet ost1 \
$LCTL set_param -n obdfilter.$ost_name.no_precreate=1
+ if [[ $OST1_VERSION -ge $(version_code 2.12.57) ]]; then
+ save_lustre_params ost1 osd-*.$ost_name.nonrotational > $p
+ do_facet ost1 $LCTL set_param -n osd-*.$ost_name.nonrotational=1
+ fi
+
+ [[ $($LFS df -v $MOUNT |& grep -c "inactive device") -eq 0 ]] ||
+ error "$LFS df -v showing inactive devices"
sleep_maxage
- local new_status=$(ost_dev_status $ost_idx)
+ local new_status=$(ost_dev_status $ost_idx $MOUNT -v)
[[ "$new_status" =~ "D" ]] ||
error "$ost_name status is '$new_status', missing 'D'"
[[ "$new_status" =~ "N" ]] ||
error "$ost_name status is '$new_status', missing 'N'"
fi
+ if [[ $OST1_VERSION -ge $(version_code 2.12.57) ]]; then
+ [[ "$new_status" =~ "f" ]] ||
+ error "$ost_name status is '$new_status', missing 'f'"
+ fi
do_facet ost1 $LCTL set_param -n obdfilter.$ost_name.degraded=0
- [[ $OST1_VERSION -ge $(version_code 2.12.55) ]] && do_facet ost1 \
+ [[ $OST1_VERSION -lt $(version_code 2.12.55) ]] || do_facet ost1 \
$LCTL set_param -n obdfilter.$ost_name.no_precreate=0
+ [[ -z "$p" ]] && restore_lustre_params < $p || true
sleep_maxage
new_status=$(ost_dev_status $ost_idx)
[[ ! "$new_status" =~ "D" && ! "$new_status" =~ "N" ]] ||
error "$ost_name status is '$new_status', has 'D' and/or 'N'"
+ # can't check 'f' as devices may actually be on flash
}
run_test 56c "check 'lfs df' showing device status"
+test_56d() {
+ local mdts=$($LFS df -v $MOUNT | grep -c MDT)
+ local osts=$($LFS df -v $MOUNT | grep -c OST)
+
+ $LFS df $MOUNT
+
+ (( mdts == MDSCOUNT )) ||
+ error "lfs df -v showed $mdts MDTs, not $MDSCOUNT"
+ (( osts == OSTCOUNT )) ||
+ error "lfs df -v showed $osts OSTs, not $OSTCOUNT"
+}
+run_test 56d "'lfs df -v' prints only configured devices"
+
NUMFILES=3
NUMDIRS=3
setup_56() {
}
run_test 56r "check lfs find -size works"
-test_56ra() {
- [[ $MDS1_VERSION -gt $(version_code 2.12.58) ]] ||
- skip "MDS < 2.12.58 doesn't return LSOM data"
- local dir=$DIR/$tdir
-
- [[ $OSC == "mdc" ]] && skip "DoM files" && return
-
- setup_56 $dir $NUMFILES $NUMDIRS "-c 1"
+test_56ra_sub() {
+ local expected=$1
+ local glimpses=$2
+ local cmd="$3"
cancel_lru_locks $OSC
local rpcs_before=$(calc_stats $OSC.*$OSC*.stats ldlm_glimpse_enqueue)
- local expected=12
- local cmd="$LFS find -size 0 -type f -lazy $dir"
local nums=$($cmd | wc -l)
[ $nums -eq $expected ] ||
error "'$cmd' wrong: found $nums, expected $expected"
local rpcs_after=$(calc_stats $OSC.*$OSC*.stats ldlm_glimpse_enqueue)
- [ $rpcs_before -eq $rpcs_after ] ||
- error "'$cmd' should not send glimpse RPCs to OST"
- cmd="$LFS find -size 0 -type f $dir"
- nums=$($cmd | wc -l)
- [ $nums -eq $expected ] ||
- error "'$cmd' wrong: found $nums, expected $expected"
- rpcs_after=$(calc_stats $OSC.*$OSC*.stats ldlm_glimpse_enqueue)
- echo "Before: $rpcs_before After: $rpcs_after $NUMFILES"
- $LCTL get_param osc.*.stats
- [ $rpcs_after -eq $((rpcs_before + 12)) ] ||
- error "'$cmd' should send 12 glimpse RPCs to OST"
- cancel_lru_locks $OSC
- rpcs_before=$(calc_stats $OSC.*$OSC*.stats ldlm_glimpse_enqueue)
- expected=0
- cmd="$LFS find ! -size 0 -type f -lazy $dir"
- nums=$($cmd | wc -l)
- [ $nums -eq $expected ] ||
- error "'$cmd' wrong: found $nums, expected $expected"
- rpcs_after=$(calc_stats $OSC.*$OSC*.stats ldlm_glimpse_enqueue)
- $LCTL get_param mdc.*.stats
- [ $rpcs_before -eq $rpcs_after ] ||
- error "'$cmd' should not send glimpse RPCs to OST"
- cmd="$LFS find ! -size 0 -type f $dir"
- nums=$($cmd | wc -l)
- [ $nums -eq $expected ] ||
- error "'$cmd' wrong: found $nums, expected $expected"
- rpcs_after=$(calc_stats $OSC.*$OSC*.stats ldlm_glimpse_enqueue)
- echo "Before: $rpcs_before After: $rpcs_after $NUMFILES"
- [ $rpcs_after -eq $((rpcs_before + 12)) ] ||
- error "'$cmd' should send 12 glimpse RPCs to OST"
+ if (( rpcs_before + glimpses != rpcs_after )); then
+ echo "Before: $rpcs_before After: $rpcs_after $NUMFILES"
+ $LCTL get_param osc.*.stats | grep ldlm_glimpse_enqueue
- echo "test" > $dir/$tfile
- echo "test2" > $dir/$tfile.2 && sync
- cancel_lru_locks $OSC
- rpcs_before=$(calc_stats $OSC.*$OSC*.stats ldlm_glimpse_enqueue)
- expected=1
- cmd="$LFS find -size 5 -type f -lazy $dir"
- nums=$($cmd | wc -l)
- [ $nums -eq $expected ] ||
- error "'$cmd' wrong: found $nums, expected $expected"
- rpcs_after=$(calc_stats $OSC.*$OSC*.stats ldlm_glimpse_enqueue)
- [ $rpcs_before -eq $rpcs_after ] ||
- error "'$cmd' should not send glimpse RPCs to OST"
- cmd="$LFS find -size 5 -type f $dir"
- nums=$($cmd | wc -l)
- [ $nums -eq $expected ] ||
- error "'$cmd' wrong: found $nums, expected $expected"
- rpcs_after=$(calc_stats $OSC.*$OSC*.stats ldlm_glimpse_enqueue)
- echo "Before: $rpcs_before After: $rpcs_after $NUMFILES"
- [ $rpcs_after -eq $((rpcs_before + 14)) ] ||
- error "'$cmd' should send 14 glimpse RPCs to OST"
+ if [[ $glimpses == 0 ]]; then
+ error "'$cmd' should not send glimpse RPCs to OST"
+ else
+ error "'$cmd' should send $glimpses glimpse RPCs to OST"
+ fi
+ fi
+}
- cancel_lru_locks $OSC
- rpcs_before=$(calc_stats $OSC.*$OSC*.stats ldlm_glimpse_enqueue)
- expected=1
- cmd="$LFS find -size +5 -type f -lazy $dir"
- nums=$($cmd | wc -l)
- [ $nums -eq $expected ] ||
- error "'$cmd' wrong: found $nums, expected $expected"
- rpcs_after=$(calc_stats $OSC.*$OSC*.stats ldlm_glimpse_enqueue)
- [ $rpcs_before -eq $rpcs_after ] ||
- error "'$cmd' should not send glimpse RPCs to OST"
- cmd="$LFS find -size +5 -type f $dir"
- nums=$($cmd | wc -l)
- [ $nums -eq $expected ] ||
- error "'$cmd' wrong: found $nums, expected $expected"
- rpcs_after=$(calc_stats $OSC.*$OSC*.stats ldlm_glimpse_enqueue)
- echo "Before: $rpcs_before After: $rpcs_after $NUMFILES"
- [ $rpcs_after -eq $((rpcs_before + 14)) ] ||
- error "'$cmd' should send 14 glimpse RPCs to OST"
+test_56ra() {
+ [[ $MDS1_VERSION -gt $(version_code 2.12.58) ]] ||
+ skip "MDS < 2.12.58 doesn't return LSOM data"
+ local dir=$DIR/$tdir
- cancel_lru_locks $OSC
- rpcs_before=$(calc_stats $OSC.*$OSC*.stats ldlm_glimpse_enqueue)
- expected=2
- cmd="$LFS find -size +0 -type f -lazy $dir"
- nums=$($cmd | wc -l)
- [ $nums -eq $expected ] ||
- error "'$cmd' wrong: found $nums, expected $expected"
- rpcs_after=$(calc_stats $OSC.*$OSC*.stats ldlm_glimpse_enqueue)
- [ $rpcs_before -eq $rpcs_after ] ||
- error "'$cmd' should not send glimpse RPCs to OST"
- cmd="$LFS find -size +0 -type f $dir"
- nums=$($cmd | wc -l)
- [ $nums -eq $expected ] ||
- error "'$cmd' wrong: found $nums, expected $expected"
- rpcs_after=$(calc_stats $OSC.*$OSC*.stats ldlm_glimpse_enqueue)
- echo "Before: $rpcs_before After: $rpcs_after $NUMFILES"
- [ $rpcs_after -eq $((rpcs_before + 14)) ] ||
- error "'$cmd' should send 14 glimpse RPCs to OST"
+ [[ $OSC == "mdc" ]] && skip "DoM files" && return
+ setup_56 $dir $NUMFILES $NUMDIRS "-c 1"
+ # open and close all files to ensure LSOM is updated
cancel_lru_locks $OSC
- rpcs_before=$(calc_stats $OSC.*$OSC*.stats ldlm_glimpse_enqueue)
- expected=2
- cmd="$LFS find ! -size -5 -type f -lazy $dir"
- nums=$($cmd | wc -l)
- [ $nums -eq $expected ] ||
- error "'$cmd' wrong: found $nums, expected $expected"
- rpcs_after=$(calc_stats $OSC.*$OSC*.stats ldlm_glimpse_enqueue)
- [ $rpcs_before -eq $rpcs_after ] ||
- error "'$cmd' should not send glimpse RPCs to OST"
- cmd="$LFS find ! -size -5 -type f $dir"
- nums=$($cmd | wc -l)
- [ $nums -eq $expected ] ||
- error "'$cmd' wrong: found $nums, expected $expected"
- rpcs_after=$(calc_stats $OSC.*$OSC*.stats ldlm_glimpse_enqueue)
- echo "Before: $rpcs_before After: $rpcs_after $NUMFILES"
- [ $rpcs_after -eq $((rpcs_before + 14)) ] ||
- error "'$cmd' should send 14 glimpse RPCs to OST"
+ find $dir -type f | xargs cat > /dev/null
+
+ # expect_found glimpse_rpcs command_to_run
+ test_56ra_sub 12 0 "$LFS find -size 0 -type f -lazy $dir"
+ test_56ra_sub 12 12 "$LFS find -size 0 -type f $dir"
+ test_56ra_sub 0 0 "$LFS find ! -size 0 -type f -lazy $dir"
+ test_56ra_sub 0 12 "$LFS find ! -size 0 -type f $dir"
+ echo "test" > $dir/$tfile
+ echo "test2" > $dir/$tfile.2 && sync
cancel_lru_locks $OSC
- rpcs_before=$(calc_stats $OSC.*$OSC*.stats ldlm_glimpse_enqueue)
- expected=12
- cmd="$LFS find -size -5 -type f -lazy $dir"
- nums=$($cmd | wc -l)
- [ $nums -eq $expected ] ||
- error "'$cmd' wrong: found $nums, expected $expected"
- rpcs_after=$(calc_stats $OSC.*$OSC*.stats ldlm_glimpse_enqueue)
- [ $rpcs_before -eq $rpcs_after ] ||
- error "'$cmd' should not send glimpse RPCs to OST"
- cmd="$LFS find -size -5 -type f $dir"
- nums=$($cmd | wc -l)
- [ $nums -eq $expected ] ||
- error "'$cmd' wrong: found $nums, expected $expected"
- rpcs_after=$(calc_stats $OSC.*$OSC*.stats ldlm_glimpse_enqueue)
- echo "Before: $rpcs_before After: $rpcs_after $NUMFILES"
- [ $rpcs_after -eq $((rpcs_before + 14)) ] ||
- error "'$cmd' should send 14 glimpse RPCs to OST"
+ cat $dir/$tfile $dir/$tfile.2 > /dev/null
+
+ test_56ra_sub 1 0 "$LFS find -size 5 -type f -lazy $dir"
+ test_56ra_sub 1 14 "$LFS find -size 5 -type f $dir"
+ test_56ra_sub 1 0 "$LFS find -size +5 -type f -lazy $dir"
+ test_56ra_sub 1 14 "$LFS find -size +5 -type f $dir"
+
+ test_56ra_sub 2 0 "$LFS find -size +0 -type f -lazy $dir"
+ test_56ra_sub 2 14 "$LFS find -size +0 -type f $dir"
+ test_56ra_sub 2 0 "$LFS find ! -size -5 -type f -lazy $dir"
+ test_56ra_sub 2 14 "$LFS find ! -size -5 -type f $dir"
+ test_56ra_sub 12 0 "$LFS find -size -5 -type f -lazy $dir"
+ test_56ra_sub 12 14 "$LFS find -size -5 -type f $dir"
}
run_test 56ra "check lfs find -size -lazy works for data on OSTs"
}
run_test 56wd "check lfs_migrate --rsync and --no-rsync work"
+test_56we() {
+ local td=$DIR/$tdir
+ local tf=$td/$tfile
+
+ test_mkdir $td || error "cannot create $td"
+ touch $tf || error "cannot touch $tf"
+
+ echo -n "Make sure --non-direct|-D works..."
+ $LFS_MIGRATE -y --non-direct -v $tf 2>&1 |
+ grep -q "lfs migrate --non-direct" ||
+ error "--non-direct option cannot work correctly"
+ $LFS_MIGRATE -y -D -v $tf 2>&1 |
+ grep -q "lfs migrate -D" ||
+ error "-D option cannot work correctly"
+ echo "done."
+}
+run_test 56we "check lfs_migrate --non-direct|-D support"
+
test_56x() {
[[ $OSTCOUNT -lt 2 ]] && skip_env "needs >= 2 OSTs"
check_swap_layouts_support
}
run_test 56xe "migrate a composite layout file"
+test_56xf() {
+ [[ $OSTCOUNT -ge 2 ]] || skip_env "needs >= 2 OSTs"
+
+ [[ $MDS1_VERSION -ge $(version_code 2.13.53) ]] ||
+ skip "Need server version at least 2.13.53"
+
+ local dir=$DIR/$tdir
+ local f_comp=$dir/$tfile
+ local layout="-E 1M -c1 -E -1 -c2"
+ local fid_before=""
+ local fid_after=""
+
+ test_mkdir "$dir" || error "cannot create dir $dir"
+ $LFS setstripe $layout $f_comp ||
+ error "cannot setstripe $f_comp with layout $layout"
+ fid_before=$($LFS getstripe --fid $f_comp)
+ dd if=/dev/zero of=$f_comp bs=1M count=4
+
+ # 1. migrate a comp layout file to a comp layout
+ $LFS migrate $f_comp || error "cannot migrate $f_comp by lfs migrate"
+ fid_after=$($LFS getstripe --fid $f_comp)
+ [ "$fid_before" == "$fid_after" ] ||
+ error "comp-to-comp migrate: $fid_before != $fid_after"
+
+ # 2. migrate a comp layout file to a plain layout
+ $LFS migrate -c2 $f_comp ||
+ error "cannot migrate $f_comp by lfs migrate"
+ fid_after=$($LFS getstripe --fid $f_comp)
+ [ "$fid_before" == "$fid_after" ] ||
+ error "comp-to-plain migrate: $fid_before != $fid_after"
+
+ # 3. migrate a plain layout file to a comp layout
+ $LFS migrate $layout $f_comp ||
+ error "cannot migrate $f_comp by lfs migrate"
+ fid_after=$($LFS getstripe --fid $f_comp)
+ [ "$fid_before" == "$fid_after" ] ||
+ error "plain-to-comp migrate: $fid_before != $fid_after"
+}
+run_test 56xf "FID is not lost during migration of a composite layout file"
+
test_56y() {
[ $MDS1_VERSION -lt $(version_code 2.4.53) ] &&
skip "No HSM $(lustre_build_version $SINGLEMDS) MDS < 2.4.53"
}
run_test 121 "read cancel race ========="
-test_123a() { # was test 123, statahead(bug 11401)
- [ $PARALLEL == "yes" ] && skip "skip parallel run"
+test_123a_base() { # was test 123, statahead(bug 11401)
+ local lsx="$1"
SLOWOK=0
if ! grep -q "processor.*: 1" /proc/cpuinfo; then
test_mkdir $DIR/$tdir
NUMFREE=$(df -i -P $DIR | tail -n 1 | awk '{ print $4 }')
[[ $NUMFREE -gt 100000 ]] && NUMFREE=100000 || NUMFREE=$((NUMFREE-1000))
- MULT=10
- for ((i=100, j=0; i<=$NUMFREE; j=$i, i=$((i * MULT)) )); do
- createmany -o $DIR/$tdir/$tfile $j $((i - j))
-
- max=`lctl get_param -n llite.*.statahead_max | head -n 1`
- lctl set_param -n llite.*.statahead_max 0
- lctl get_param llite.*.statahead_max
- cancel_lru_locks mdc
- cancel_lru_locks osc
- stime=`date +%s`
- time ls -l $DIR/$tdir | wc -l
- etime=`date +%s`
- delta=$((etime - stime))
- log "ls $i files without statahead: $delta sec"
- lctl set_param llite.*.statahead_max=$max
-
- swrong=`lctl get_param -n llite.*.statahead_stats | grep "statahead wrong:" | awk '{print $3}'`
- lctl get_param -n llite.*.statahead_max | grep '[0-9]'
- cancel_lru_locks mdc
- cancel_lru_locks osc
- stime=`date +%s`
- time ls -l $DIR/$tdir | wc -l
- etime=`date +%s`
- delta_sa=$((etime - stime))
- log "ls $i files with statahead: $delta_sa sec"
- lctl get_param -n llite.*.statahead_stats
- ewrong=`lctl get_param -n llite.*.statahead_stats | grep "statahead wrong:" | awk '{print $3}'`
+ MULT=10
+ for ((i=100, j=0; i<=$NUMFREE; j=$i, i=$((i * MULT)) )); do
+ createmany -o $DIR/$tdir/$tfile $j $((i - j))
+
+ max=$(lctl get_param -n llite.*.statahead_max | head -n 1)
+ lctl set_param -n llite.*.statahead_max 0
+ lctl get_param llite.*.statahead_max
+ cancel_lru_locks mdc
+ cancel_lru_locks osc
+ stime=$(date +%s)
+ time $lsx $DIR/$tdir | wc -l
+ etime=$(date +%s)
+ delta=$((etime - stime))
+ log "$lsx $i files without statahead: $delta sec"
+ lctl set_param llite.*.statahead_max=$max
+
+ swrong=$(lctl get_param -n llite.*.statahead_stats |
+ grep "statahead wrong:" | awk '{print $3}')
+ lctl get_param -n llite.*.statahead_max | grep '[0-9]'
+ cancel_lru_locks mdc
+ cancel_lru_locks osc
+ stime=$(date +%s)
+ time $lsx $DIR/$tdir | wc -l
+ etime=$(date +%s)
+ delta_sa=$((etime - stime))
+ log "$lsx $i files with statahead: $delta_sa sec"
+ lctl get_param -n llite.*.statahead_stats
+ ewrong=$(lctl get_param -n llite.*.statahead_stats |
+ grep "statahead wrong:" | awk '{print $3}')
[[ $swrong -lt $ewrong ]] &&
log "statahead was stopped, maybe too many locks held!"
[[ $delta -eq 0 || $delta_sa -eq 0 ]] && continue
- if [ $((delta_sa * 100)) -gt $((delta * 105)) -a $delta_sa -gt $((delta + 2)) ]; then
- max=`lctl get_param -n llite.*.statahead_max | head -n 1`
- lctl set_param -n llite.*.statahead_max 0
- lctl get_param llite.*.statahead_max
- cancel_lru_locks mdc
- cancel_lru_locks osc
- stime=`date +%s`
- time ls -l $DIR/$tdir | wc -l
- etime=`date +%s`
- delta=$((etime - stime))
- log "ls $i files again without statahead: $delta sec"
- lctl set_param llite.*.statahead_max=$max
- if [ $((delta_sa * 100)) -gt $((delta * 105)) -a $delta_sa -gt $((delta + 2)) ]; then
- if [ $SLOWOK -eq 0 ]; then
- error "ls $i files is slower with statahead!"
- else
- log "ls $i files is slower with statahead!"
- fi
- break
- fi
- fi
+ if [ $((delta_sa * 100)) -gt $((delta * 105)) -a $delta_sa -gt $((delta + 2)) ]; then
+ max=$(lctl get_param -n llite.*.statahead_max |
+ head -n 1)
+ lctl set_param -n llite.*.statahead_max 0
+ lctl get_param llite.*.statahead_max
+ cancel_lru_locks mdc
+ cancel_lru_locks osc
+ stime=$(date +%s)
+ time $lsx $DIR/$tdir | wc -l
+ etime=$(date +%s)
+ delta=$((etime - stime))
+ log "$lsx $i files again without statahead: $delta sec"
+ lctl set_param llite.*.statahead_max=$max
+ if [ $((delta_sa * 100 > delta * 105 && delta_sa > delta + 2)) ]; then
+ if [ $SLOWOK -eq 0 ]; then
+ error "$lsx $i files is slower with statahead!"
+ else
+ log "$lsx $i files is slower with statahead!"
+ fi
+ break
+ fi
+ fi
- [ $delta -gt 20 ] && break
- [ $delta -gt 8 ] && MULT=$((50 / delta))
- [ "$SLOW" = "no" -a $delta -gt 5 ] && break
- done
- log "ls done"
+ [ $delta -gt 20 ] && break
+ [ $delta -gt 8 ] && MULT=$((50 / delta))
+ [ "$SLOW" = "no" -a $delta -gt 5 ] && break
+ done
+ log "$lsx done"
- stime=`date +%s`
- rm -r $DIR/$tdir
- sync
- etime=`date +%s`
- delta=$((etime - stime))
- log "rm -r $DIR/$tdir/: $delta seconds"
- log "rm done"
- lctl get_param -n llite.*.statahead_stats
+ stime=$(date +%s)
+ rm -r $DIR/$tdir
+ sync
+ etime=$(date +%s)
+ delta=$((etime - stime))
+ log "rm -r $DIR/$tdir/: $delta seconds"
+ log "rm done"
+ lctl get_param -n llite.*.statahead_stats
+}
+
+test_123aa() {
+ [ $PARALLEL == "yes" ] && skip "skip parallel run"
+
+ test_123a_base "ls -l"
}
-run_test 123a "verify statahead work"
+run_test 123aa "verify statahead work"
+
+test_123ab() {
+ [ $PARALLEL == "yes" ] && skip "skip parallel run"
+
+ statx_supported || skip_env "Test must be statx() syscall supported"
+
+ test_123a_base "$STATX -l"
+}
+run_test 123ab "verify statahead work by using statx"
+
+test_123ac() {
+ [ $PARALLEL == "yes" ] && skip "skip parallel run"
+
+ statx_supported || skip_env "Test must be statx() syscall supported"
+
+ local rpcs_before
+ local rpcs_after
+ local agl_before
+ local agl_after
+
+ cancel_lru_locks $OSC
+ rpcs_before=$(calc_stats $OSC.*$OSC*.stats ldlm_glimpse_enqueue)
+ agl_before=$($LCTL get_param -n llite.*.statahead_stats |
+ awk '/agl.total:/ {print $3}')
+ test_123a_base "$STATX -c \"%n %i %A %h %u %g %W %X %Z\" -D"
+ test_123a_base "$STATX --cached=always -D"
+ agl_after=$($LCTL get_param -n llite.*.statahead_stats |
+ awk '/agl.total:/ {print $3}')
+ [ $agl_before -eq $agl_after ] ||
+ error "Should not trigger AGL thread - $agl_before:$agl_after"
+ rpcs_after=$(calc_stats $OSC.*$OSC*.stats ldlm_glimpse_enqueue)
+ [ $rpcs_after -eq $rpcs_before ] ||
+ error "$STATX should not send glimpse RPCs to $OSC"
+}
+run_test 123ac "verify statahead work by using statx without glimpse RPCs"
test_123b () { # statahead(bug 15027)
[ $PARALLEL == "yes" ] && skip "skip parallel run"
check_mds_dmesg() {
local facets=$(get_facets MDS)
for facet in ${facets//,/ }; do
- do_facet $facet "dmesg | tail -3 | grep -q $1" && return 0
+ do_facet $facet "dmesg | tail -3 | grep $1" && return 0
done
return 1
}
remote_mds_nodsh && skip "remote MDS with nodsh"
local ENOSPC=28
- local EFBIG=27
local has_warning=false
rm -rf $DIR/$tdir
mkdir -p $DIR/$tdir
# block size of mds1
- local maxsize=$(($($LCTL get_param -n mdc.*MDT0000*.blocksize) * 5))
- set_dir_limits $maxsize $maxsize
+ local maxsize=$(($($LCTL get_param -n mdc.*MDT0000*.blocksize) * 8))
+ set_dir_limits $maxsize $((maxsize * 6 / 8))
+ stack_trap "set_dir_limits 0 0"
+ stack_trap "unlinkmany $DIR/$tdir/file_base_ 2000 || true"
local dirsize=$(stat -c%s "$DIR/$tdir")
local nfiles=0
- while [[ $dirsize -le $maxsize ]]; do
- $MULTIOP $DIR/$tdir/file_base_$nfiles Oc
+ while (( $dirsize <= $maxsize )); do
+ $MCREATE $DIR/$tdir/file_base_$nfiles
rc=$?
- if ! $has_warning; then
- check_mds_dmesg '"is approaching"' && has_warning=true
- fi
# check two errors:
- # ENOSPC for new ext4 max_dir_size (kernel commit df981d03ee)
- # EFBIG for previous versions included in ldiskfs series
- if [ $rc -eq $EFBIG ] || [ $rc -eq $ENOSPC ]; then
+ # ENOSPC for ext4 max_dir_size, which has been used since
+ # kernel v3.6-rc1-8-gdf981d03ee, lustre v2_4_50_0-79-gaed82035c0
+ if (( rc == ENOSPC )); then
set_dir_limits 0 0
- echo "return code $rc received as expected"
+ echo "rc=$rc returned as expected after $nfiles files"
createmany -o $DIR/$tdir/file_extra_$nfiles. 5 ||
- error_exit "create failed w/o dir size limit"
+ error "create failed w/o dir size limit"
- check_mds_dmesg '"has reached"' ||
- error_exit "reached message should be output"
-
- [ $has_warning = "false" ] &&
- error_exit "warning message should be output"
+ # messages may be rate limited if test is run repeatedly
+ check_mds_dmesg '"is approaching max"' ||
+ echo "warning message should be output"
+ check_mds_dmesg '"has reached max"' ||
+ echo "reached message should be output"
dirsize=$(stat -c%s "$DIR/$tdir")
[[ $dirsize -ge $maxsize ]] && return 0
- error_exit "current dir size $dirsize, " \
- "previous limit $maxsize"
- elif [ $rc -ne 0 ]; then
- set_dir_limits 0 0
- error_exit "return $rc received instead of expected " \
- "$EFBIG or $ENOSPC, files in dir $dirsize"
+ error "dirsize $dirsize < $maxsize after $nfiles files"
+ elif (( rc != 0 )); then
+ break
fi
nfiles=$((nfiles + 1))
dirsize=$(stat -c%s "$DIR/$tdir")
done
- set_dir_limits 0 0
- error "exceeded dir size limit $maxsize($MDSCOUNT) : $dirsize bytes"
+ error "rc=$rc, size=$dirsize/$maxsize, mdt=$MDSCOUNT, nfiles=$nfiles"
}
run_test 129 "test directory size limit ========================"
}
run_test 133e "Verifying OST {read,write}_bytes nid stats ================="
-proc_regexp="/{proc,sys}/{fs,sys,kernel/debug}/{lustre,lnet}/"
-
-# Some versions of find (4.5.11, 4.5.14) included in CentOS 7.3-7.5 do
-# not honor the -ignore_readdir_race option correctly. So we call
-# error_ignore() rather than error() in these cases. See LU-11152.
-error_133() {
- if (find --version; do_facet mds1 find --version) |
- grep -q '\b4\.5\.1[1-4]\b'; then
- error_ignore LU-11152 "$@"
- else
- error "$@"
- fi
-}
-
test_133f() {
- # First without trusting modes.
- local proc_dirs=$(eval \ls -d $proc_regexp 2>/dev/null)
- echo "proc_dirs='$proc_dirs'"
- [ -n "$proc_dirs" ] || error "no proc_dirs on $HOSTNAME"
- find $proc_dirs -exec cat '{}' \; &> /dev/null
+ [[ $(lustre_version_code $facet) -ge $(version_code 2.7.65) ]] ||
+ skip "too old lustre for get_param -R ($facet_ver)"
- # Second verifying readability.
+ # verifying readability.
$LCTL get_param -R '*' &> /dev/null
# Verifing writability with badarea_io.
- find $proc_dirs \
- -ignore_readdir_race \
- -type f \
- -not -name force_lbug \
- -not -name changelog_mask \
- -exec badarea_io '{}' \; ||
- error_133 "find $proc_dirs failed"
+ $LCTL list_param -FR '*' | grep '=' | tr -d = |
+ egrep -v 'force_lbug|changelog_mask' | xargs badarea_io ||
+ error "client badarea_io failed"
+
+ # remount the FS in case writes/reads /proc break the FS
+ cleanup || error "failed to unmount"
+ setup || error "failed to setup"
}
run_test 133f "Check reads/writes of client lustre proc files with bad area io"
log "$facet: too old lustre for get_param -R"
fi
if [ $facet_ver -ge $(version_code 2.5.54) ]; then
- do_facet $facet "$LCTL list_param -R '*' | grep '=' |
+ do_facet $facet "$LCTL list_param -FR '*' | grep '=' |
tr -d = | egrep -v 'force_lbug|changelog_mask' |
xargs badarea_io" ||
- error_133 "$facet badarea_io failed"
+ error "$facet badarea_io failed"
else
skip_noexit "$facet: too old lustre for get_param -R"
fi
# remount the FS in case writes/reads /proc break the FS
cleanup || error "failed to unmount"
setup || error "failed to setup"
- true
}
run_test 133g "Check reads/writes of server lustre proc files with bad area io"
skip "Need MDS version at least 2.9.54"
local facet
-
for facet in client mds1 ost1; do
- local facet_proc_dirs=$(do_facet $facet \
- \\\ls -d $proc_regexp 2> /dev/null)
- [ -z "$facet_proc_dirs" ] && error "no proc_dirs on $facet"
- echo "${facet}_proc_dirs='$facet_proc_dirs'"
# Get the list of files that are missing the terminating newline
- local missing=($(do_facet $facet \
- find ${facet_proc_dirs} -type f \| \
- while read F\; do \
- awk -v FS='\v' -v RS='\v\v' \
- "'END { if(NR>0 && \
- \\\$NF !~ /.*\\\n\$/) \
- print FILENAME}'" \
- '\$F'\; \
- done 2>/dev/null))
- [ ${#missing[*]} -eq 0 ] ||
- error "files do not end with newline: ${missing[*]}"
+ local plist=$(do_facet $facet
+ $LCTL list_param -FR '*' | grep '=' | tr -d =)
+ local ent
+ for ent in $plist; do
+ local missing=$(do_facet $facet $LCTL get_param $ent \|\
+ awk -v FS='\v' -v RS='\v\v' \
+ "'END { if(NR>0 && \\\$NF !~ /.*\\\n\$/) \
+ print FILENAME}'" 2>/dev/null)
+ [ -z $missing ] || {
+ do_facet $facet $LCTL get_param $ent | od -An -tx1
+ error "file does not end with newline: $facet-$ent"
+ }
+ done
done
}
run_test 133h "Proc files should end with newlines"
}
run_test 140 "Check reasonable stack depth (shouldn't LBUG) ===="
-test_150() {
+test_150a() {
[ $PARALLEL == "yes" ] && skip "skip parallel run"
local TF="$TMP/$tfile"
rm -f $TF
true
}
-run_test 150 "truncate/append tests"
+run_test 150a "truncate/append tests"
+
+test_150b() {
+ [ "$ost1_FSTYPE" != ldiskfs ] && skip "non-ldiskfs backend"
+ [ $OST1_VERSION -lt $(version_code 2.13.50) ] &&
+ skip "Need OST version at least 2.13.53"
+ touch $DIR/$tfile
+ check_fallocate $DIR/$tfile || error "fallocate failed"
+}
+run_test 150b "Verify fallocate (prealloc) functionality"
+
+test_150c() {
+ local bytes
+ local want
+
+ [ "$ost1_FSTYPE" != ldiskfs ] && skip "non-ldiskfs backend"
+ [ $OST1_VERSION -lt $(version_code 2.13.50) ] &&
+ skip "Need OST version at least 2.13.53"
+
+ $LFS setstripe -c $OSTCOUNT -S1M $DIR/$tdir || error "setstripe failed"
+ fallocate -l ${OSTCOUNT}m $DIR/$tdir || error "fallocate failed"
+ sync; sync_all_data
+ cancel_lru_locks $OSC
+ sleep 5
+ bytes=$(($(stat -c '%b * %B' $DIR/$tdir)))
+ want=$((OSTCOUNT * 1048576))
+
+ # Must allocate all requested space, not more than 5% extra
+ (( $bytes >= $want && $bytes < $want * 105 / 100 )) ||
+ error "bytes $bytes is not $want"
+}
+run_test 150c "Verify fallocate Size and Blocks"
+
+test_150d() {
+ local bytes
+ local want
+
+ [ "$ost1_FSTYPE" != ldiskfs ] && skip "non-ldiskfs backend"
+ [ $OST1_VERSION -lt $(version_code 2.13.50) ] &&
+ skip "Need OST version at least 2.13.53"
+
+ $LFS setstripe -c $OSTCOUNT -S1M $DIR/$tdir || error "setstripe failed"
+ fallocate -o 1G -l ${OSTCOUNT}m $DIR/$tdir || error "fallocate failed"
+ sync; sync_all_data
+ cancel_lru_locks $OSC
+ sleep 5
+ bytes=$(($(stat -c '%b * %B' $DIR/$tdir)))
+ want=$((OSTCOUNT * 1048576))
+
+ # Must allocate all requested space, not more than 5% extra
+ (( $bytes >= $want && $bytes < $want * 105 / 100 )) ||
+ error "bytes $bytes is not $want"
+}
+run_test 150d "Verify fallocate Size and Blocks - Non zero start"
#LU-2902 roc_hit was not able to read all values from lproc
function roc_hit_init() {
test_230j() {
[ $MDSCOUNT -lt 2 ] && skip "needs >= 2 MDTs"
- [ $MDS1_VERSION -lt $(version_code 2.11.52) ] &&
+ [ $MDS1_VERSION -lt $(version_code 2.13.52) ] &&
skip "Need MDS version at least 2.11.52"
$LFS mkdir -m 0 -c 1 $DIR/$tdir || error "mkdir $tdir failed"
error "create $tfile failed"
cat /etc/passwd > $DIR/$tdir/$tfile
- $LFS migrate -m 1 $DIR/$tdir
+ $LFS migrate -m 1 $DIR/$tdir || error "migrate failed"
cmp /etc/passwd $DIR/$tdir/$tfile ||
error "DoM file mismatch after migration"
}
run_test 230n "Dir migration with mirrored file"
+test_230o() {
+ [ $MDSCOUNT -ge 2 ] || skip "needs >= 2 MDTs"
+ [ $MDS1_VERSION -ge $(version_code 2.13.52) ] ||
+ skip "Need MDS version at least 2.13.52"
+
+ local mdts=$(comma_list $(mdts_nodes))
+
+ local restripe_status
+ local delta
+ local i
+ local j
+
+ # in case "crush" hash type is not set
+ do_nodes $mdts "$LCTL set_param lod.*.mdt_hash=crush"
+
+ restripe_status=$(do_facet mds1 $LCTL get_param -n \
+ mdt.*MDT0000.enable_dir_restripe)
+ do_nodes $mdts "$LCTL set_param mdt.*.enable_dir_restripe=1"
+ stack_trap "do_nodes $mdts $LCTL set_param \
+ mdt.*.enable_dir_restripe=$restripe_status"
+
+ mkdir $DIR/$tdir
+ createmany -m $DIR/$tdir/f 100 ||
+ error "create files under remote dir failed $i"
+ createmany -d $DIR/$tdir/d 100 ||
+ error "create dirs under remote dir failed $i"
+
+ for i in $(seq 2 $MDSCOUNT); do
+ do_nodes $mdts "$LCTL set_param mdt.*.md_stats=clear > /dev/null"
+ $LFS setdirstripe -c $i $DIR/$tdir ||
+ error "split -c $i $tdir failed"
+ wait_update $HOSTNAME \
+ "$LFS getdirstripe -H $DIR/$tdir" "crush" 100 ||
+ error "dir split not finished"
+ delta=$(do_nodes $mdts "lctl get_param -n mdt.*MDT*.md_stats" |
+ awk '/migrate/ {sum += $2} END { print sum }')
+ echo "$delta files migrated when dir split from $((i - 1)) to $i stripes"
+ # delta is around total_files/stripe_count
+ [ $delta -lt $((200 /(i - 1))) ] ||
+ error "$delta files migrated"
+ done
+}
+run_test 230o "dir split"
+
+test_230p() {
+ [ $MDSCOUNT -ge 2 ] || skip "needs >= 2 MDTs"
+ [ $MDS1_VERSION -ge $(version_code 2.13.52) ] ||
+ skip "Need MDS version at least 2.13.52"
+
+ local mdts=$(comma_list $(mdts_nodes))
+
+ local restripe_status
+ local delta
+ local i
+ local j
+
+ do_nodes $mdts "$LCTL set_param lod.*.mdt_hash=crush"
+
+ restripe_status=$(do_facet mds1 $LCTL get_param -n \
+ mdt.*MDT0000.enable_dir_restripe)
+ do_nodes $mdts "$LCTL set_param mdt.*.enable_dir_restripe=1"
+ stack_trap "do_nodes $mdts $LCTL set_param \
+ mdt.*.enable_dir_restripe=$restripe_status"
+
+ test_mkdir -c $MDSCOUNT -H crush $DIR/$tdir
+ createmany -m $DIR/$tdir/f 100 ||
+ error "create files under remote dir failed $i"
+ createmany -d $DIR/$tdir/d 100 ||
+ error "create dirs under remote dir failed $i"
+
+ for i in $(seq $((MDSCOUNT - 1)) -1 1); do
+ local mdt_hash="crush"
+
+ do_nodes $mdts "$LCTL set_param mdt.*.md_stats=clear > /dev/null"
+ $LFS setdirstripe -c $i $DIR/$tdir ||
+ error "split -c $i $tdir failed"
+ [ $i -eq 1 ] && mdt_hash="none"
+ wait_update $HOSTNAME \
+ "$LFS getdirstripe -H $DIR/$tdir" $mdt_hash 100 ||
+ error "dir merge not finished"
+ delta=$(do_nodes $mdts "lctl get_param -n mdt.*MDT*.md_stats" |
+ awk '/migrate/ {sum += $2} END { print sum }')
+ echo "$delta files migrated when dir merge from $((i + 1)) to $i stripes"
+ # delta is around total_files/stripe_count
+ [ $delta -lt $((200 / i)) ] ||
+ error "$delta files migrated"
+ done
+}
+run_test 230p "dir merge"
+
+test_230q() {
+ [ $MDSCOUNT -ge 2 ] || skip "needs >= 2 MDTs"
+ [ $MDS1_VERSION -ge $(version_code 2.13.52) ] ||
+ skip "Need MDS version at least 2.13.52"
+
+ local mdts=$(comma_list $(mdts_nodes))
+ local saved_threshold=$(do_facet mds1 \
+ $LCTL get_param -n mdt.*-MDT0000.dir_split_count)
+ local saved_delta=$(do_facet mds1 \
+ $LCTL get_param -n mdt.*-MDT0000.dir_split_delta)
+ local threshold=100
+ local delta=2
+ local total=0
+ local stripe_count=0
+ local stripe_index
+ local nr_files
+
+ stack_trap "do_nodes $mdts $LCTL set_param \
+ mdt.*.dir_split_count=$saved_threshold"
+ stack_trap "do_nodes $mdts $LCTL set_param \
+ mdt.*.dir_split_delta=$saved_delta"
+ stack_trap "do_nodes $mdts $LCTL set_param mdt.*.dir_restripe_nsonly=1"
+ do_nodes $mdts "$LCTL set_param mdt.*.enable_dir_auto_split=1"
+ do_nodes $mdts "$LCTL set_param mdt.*.dir_split_count=$threshold"
+ do_nodes $mdts "$LCTL set_param mdt.*.dir_split_delta=$delta"
+ do_nodes $mdts "$LCTL set_param mdt.*.dir_restripe_nsonly=0"
+ do_nodes $mdts "$LCTL set_param lod.*.mdt_hash=crush"
+
+ $LFS mkdir -i -1 -c 1 $DIR/$tdir || error "mkdir $tdir failed"
+ stripe_index=$($LFS getdirstripe -i $DIR/$tdir)
+
+ while [ $stripe_count -lt $MDSCOUNT ]; do
+ createmany -m $DIR/$tdir/f $total $((threshold * 3 / 2)) ||
+ error "create sub files failed"
+ stat $DIR/$tdir > /dev/null
+ total=$((total + threshold * 3 / 2))
+ stripe_count=$((stripe_count + delta))
+ [ $stripe_count -gt $MDSCOUNT ] && stripe_count=$MDSCOUNT
+
+ wait_update $HOSTNAME \
+ "$LFS getdirstripe -c $DIR/$tdir" "$stripe_count" 40 ||
+ error "stripe count $($LFS getdirstripe -c $DIR/$tdir) != $stripe_count"
+
+ wait_update $HOSTNAME \
+ "$LFS getdirstripe -H $DIR/$tdir" "crush" 200 ||
+ error "stripe hash $($LFS getdirstripe -H $DIR/$tdir) != crush"
+
+ nr_files=$($LFS getstripe -m $DIR/$tdir/* |
+ grep -w $stripe_index | wc -l)
+ echo "$nr_files files on MDT$stripe_index after split"
+ [ $nr_files -lt $((total / (stripe_count - 1))) ] ||
+ error "$nr_files files on MDT$stripe_index after split"
+
+ nr_files=$(ls $DIR/$tdir | wc -w)
+ [ $nr_files -eq $total ] ||
+ error "total sub files $nr_files != $total"
+ done
+}
+run_test 230q "dir auto split"
+
test_231a()
{
# For simplicity this test assumes that max_pages_per_rpc
}
run_test 247e "mount .. as fileset"
+test_247f() {
+ [ $MDSCOUNT -lt 2 ] && skip_env "needs >= 2 MDTs"
+ [ $MDS1_VERSION -lt $(version_code 2.13.52) ] &&
+ skip "Need at least version 2.13.52"
+ lctl get_param -n mdc.$FSNAME-MDT0000*.import |
+ grep -q subtree ||
+ skip "Fileset feature is not supported"
+
+ mkdir $DIR/$tdir || error "mkdir $tdir failed"
+ $LFS mkdir -i $((MDSCOUNT - 1)) $DIR/$tdir/remote ||
+ error "mkdir remote failed"
+ mkdir $DIR/$tdir/remote/subdir || error "mkdir remote/subdir failed"
+ $LFS mkdir -c $MDSCOUNT $DIR/$tdir/striped ||
+ error "mkdir striped failed"
+ mkdir $DIR/$tdir/striped/subdir || error "mkdir striped/subdir failed"
+
+ local submount=${MOUNT}_$tdir
+
+ mkdir -p $submount || error "mkdir $submount failed"
+
+ local dir
+ local fileset=$FILESET
+
+ for dir in $tdir/remote $tdir/remote/subdir \
+ $tdir/striped $tdir/striped/subdir $tdir/striped/. ; do
+ FILESET="$fileset/$dir" mount_client $submount ||
+ error "mount $dir failed"
+ umount_client $submount
+ done
+}
+run_test 247f "mount striped or remote directory as fileset"
+
test_248a() {
local fast_read_sav=$($LCTL get_param -n llite.*.fast_read 2>/dev/null)
[ -z "$fast_read_sav" ] && skip "no fast read support"
}
run_test 270g "DoM: default DoM stripe size depends on free space"
+test_270h() {
+ [[ $MDS1_VERSION -ge $(version_code 2.13.53) ]] ||
+ skip "Need MDS version at least 2.13.53"
+
+ local mdtname=${FSNAME}-MDT0000-mdtlov
+ local dom=$DIR/$tdir/$tfile
+ local save="$TMP/$TESTSUITE-$TESTNAME.parameters"
+
+ save_lustre_params mds1 "lod.*.dom_stripesize" > $save
+ stack_trap "restore_lustre_params < $save; rm -f $save" EXIT
+
+ $LFS mkdir -i 0 -c 1 $DIR/$tdir
+ $LFS setstripe -E 1M -c1 -E -1 -c2 ${dom}_1 ||
+ error "can't create OST file"
+ # mirrored file with DOM entry in the second mirror
+ $LFS mirror extend -N -E 1M -L mdt -E eof -c2 ${dom}_1 ||
+ error "can't create mirror with DoM component"
+
+ do_facet mds1 $LCTL set_param -n lod.$mdtname.dom_stripesize=0
+
+ # DOM component in the middle and has other enries in the same mirror,
+ # should succeed but lost DoM component
+ $LFS setstripe --copy=${dom}_1 $dom ||
+ error "Can't create file from OST|DOM mirror layout"
+ # check new file has no DoM layout after all
+ [[ $($LFS getstripe -L $dom) != "mdt" ]] ||
+ error "File has DoM component while DoM is disabled"
+}
+run_test 270h "DoM: DoM stripe removal when disabled on server"
+
test_271a() {
[ $MDS1_VERSION -lt $(version_code 2.10.55) ] &&
skip "Need MDS version at least 2.10.55"
#count the number of parameters by "list_param -R"
local params=$($LCTL list_param -R '*' 2>/dev/null | wc -l)
#count the number of parameters by listing proc files
+ local proc_regexp="/{proc,sys}/{fs,sys,kernel/debug}/{lustre,lnet}/"
local proc_dirs=$(eval \ls -d $proc_regexp 2>/dev/null)
echo "proc_dirs='$proc_dirs'"
[ -n "$proc_dirs" ] || error "no proc_dirs on $HOSTNAME"
}
run_test 423 "statfs should return a right data"
+test_424() {
+#define OBD_FAIL_PTLRPC_BULK_REPLY_ATTACH 0x522 | OBD_FAIL_ONCE
+ $LCTL set_param fail_loc=0x80000522
+ dd if=/dev/zero of=$DIR/$tfile bs=2M count=1 oflag=sync
+ rm -f $DIR/$tfile
+}
+run_test 424 "simulate ENOMEM in ptl_send_rpc bulk reply ME attach"
+
prep_801() {
[[ $MDS1_VERSION -lt $(version_code 2.9.55) ]] ||
[[ $OST1_VERSION -lt $(version_code 2.9.55) ]] &&