3 # Run select tests by setting ONLY, or as arguments to the script.
4 # Skip specific tests by setting EXCEPT.
11 LUSTRE=${LUSTRE:-$(dirname $0)/..}
12 . $LUSTRE/tests/test-framework.sh
16 ALWAYS_EXCEPT="$SANITY_FLR_EXCEPT "
17 # Bug number for skipped test: LU-11381
18 ALWAYS_EXCEPT+=" 201 "
19 # UPDATE THE COMMENT ABOVE WITH BUG NUMBERS WHEN CHANGING ALWAYS_EXCEPT!
21 # skip all tests for PPC until we can get sanity-pfl to pass
22 if [[ $(uname -m) = ppc64 ]]; then
23 skip "Skip FLR testing for PPC clients"
26 if [[ "$ost1_FSTYPE" == "zfs" ]]; then
33 [[ "$MDS1_VERSION" -ge $(version_code 2.10.56) ]] ||
34 skip "Need MDS version at least 2.10.56"
36 check_and_setup_lustre
39 rm -rf $DIR/[Rdfs][0-9]*
41 [ $UID -eq 0 -a $RUNAS_ID -eq 0 ] &&
42 error "\$RUNAS_ID set to 0, but \$UID is also 0!"
44 check_runas_id $RUNAS_ID $RUNAS_GID $RUNAS
47 # global array to store mirror IDs
48 declare -a mirror_array
55 for id in $($LFS getstripe $tf | awk '/lcme_id/{print $2}'); do
56 array[${#array[@]}]=$((id >> 16))
59 mirror_array=($(printf "%s\n" "${array[@]}" | sort -u))
61 echo ${#mirror_array[@]}
65 echo 3 > /proc/sys/vm/drop_caches
76 wait_osc_import_state client ost$idx "\(DISCONN\|IDLE\)"
84 start ost$idx $(ostdevname $idx) $OST_MOUNT_OPTS ||
85 error "start ost$idx failed"
89 wait_recovery_complete ost$idx
94 # Verify mirror count with an expected value for a given file.
96 verify_mirror_count() {
99 local mirror_count=$($LFS getstripe -N $tf)
101 [[ $mirror_count = $expected ]] || {
102 $LFS getstripe -v $tf
103 error "verify mirror count failed on $tf:" \
104 "$mirror_count != $expected"
109 # Verify component count with an expected value for a given file.
110 # $1 coposited layout file
111 # $2 expected component number
113 verify_comp_count() {
116 local comp_count=$($LFS getstripe --component-count $tf)
118 [[ $comp_count = $expected ]] || {
119 $LFS getstripe -v $tf
120 error "verify component count failed on $tf:" \
121 "$comp_count != $expected"
126 # Verify component attribute with an expected value for a given file
134 local cmd="$LFS getstripe -I$comp_id"
135 local getstripe_cmd="$cmd -v"
139 stripe-size) cmd+=" -S $tf" ;;
140 stripe-count) cmd+=" -c $tf" ;;
141 stripe-index) cmd+=" -i $tf" ;;
142 pool) cmd+=" -p $tf" ;;
143 comp-start) cmd+=" --component-start $tf" ;;
144 comp-end) cmd+=" --component-end $tf" ;;
145 lcme_flags) cmd+=" $tf | awk '/lcme_flags:/ { print \$2 }'" ;;
146 *) error "invalid attribute $attr";;
151 [ $attr = lcme_flags ] && {
153 local expected_list=$(comma_list $expected)
154 for fl in ${expected_list//,/ }; do
157 [[ ${fl:0:1} = "^" ]] && neg=1
158 [[ $neg = 1 ]] && fl=${fl:1}
160 $(echo $value | grep -q $fl)
162 # 0: matched; 1: not matched
164 if [[ $neg = 0 && $match != 0 ||
165 $neg = 1 && $match = 0 ]]; then
167 [[ $neg = 0 ]] && # expect the flag
168 error "expected flag '$fl' not in $comp_id"
169 [[ $neg = 1 ]] && # not expect the flag
170 error "not expected flag '$fl' in $comp_id"
176 [[ $value = $expected ]] || {
178 error "verify $attr failed on $tf: $value != $expected"
183 # Verify component extent with expected start and end extent values
184 # for a given file and component ID.
186 verify_comp_extent() {
189 local expected_start=$3
190 local expected_end=$4
192 verify_comp_attr comp-start $tf $comp_id $expected_start
193 verify_comp_attr comp-end $tf $comp_id $expected_end
197 # Verify component attribute with parent directory for a given file
200 verify_comp_attr_with_parent() {
204 local td=$(cd $(dirname $tf); echo $PWD)
205 local tf_cmd="$LFS getstripe -I$comp_id"
206 local td_cmd="$LFS getstripe"
212 stripe-size) opt="-S" ;;
213 stripe-count) opt="-c" ;;
215 *) error "invalid attribute $attr";;
218 expected=$($td_cmd $opt $td)
219 [[ $expected = -1 ]] && expected=$OSTCOUNT
221 value=$($tf_cmd $opt $tf)
222 [[ $value = -1 ]] && value=$OSTCOUNT
224 [[ $value = $expected ]] || {
227 error "verify $attr failed with parent on $tf:" \
228 "$value != $expected"
233 # Verify component attribute with filesystem-wide default value for a given file
236 verify_comp_attr_with_default() {
240 local tf_cmd="$LFS getstripe -I$comp_id"
248 expected=$($LCTL get_param -n \
249 lov.$FSNAME-clilov-*.stripesize)
253 expected=$($LCTL get_param -n \
254 lov.$FSNAME-clilov-*.stripecount)
255 [[ $expected = -1 ]] && expected=$OSTCOUNT
257 *) error "invalid attribute $attr";;
260 value=$($tf_cmd $opt $tf)
261 [[ $value = -1 ]] && value=$OSTCOUNT
263 [[ $value = $expected ]] || {
265 error "verify $attr failed with default value on $tf:" \
266 "$value != $expected"
271 # Verify unspecified component attributes for a given file
274 # This will only verify the inherited attributes:
275 # stripe size, stripe count and OST pool name
277 verify_comp_attrs() {
281 verify_comp_attr_with_default stripe-size $tf $comp_id
282 verify_comp_attr_with_default stripe-count $tf $comp_id
283 verify_comp_attr_with_parent pool $tf $comp_id
289 local expected_state=$2
291 local state=$($LFS getstripe -v $tf | awk '/lcm_flags/{ print $2 }')
292 [ $expected_state = $state ] ||
293 error "expected: $expected_state, actual $state"
296 # command line test cases
300 local mirror_count=16 # LUSTRE_MIRROR_COUNT_MAX
301 local mirror_cmd="$LFS mirror create"
306 # create parent directory
307 mkdir $td || error "mkdir $td failed"
309 $mirror_cmd $tf &> /dev/null && error "miss -N option"
311 $mirror_cmd -N $tf || error "create mirrored file $tf failed"
312 verify_mirror_count $tf 1
313 id=$($LFS getstripe -I $tf)
314 verify_comp_attrs $tf $id
315 verify_comp_extent $tf $id 0 EOF
317 $mirror_cmd -N0 $tf-1 &> /dev/null && error "invalid mirror count 0"
318 $mirror_cmd -N$((mirror_count + 1)) $tf-1 &> /dev/null &&
319 error "invalid mirror count $((mirror_count + 1))"
321 $mirror_cmd -N$mirror_count $tf-1 ||
322 error "create mirrored file $tf-1 failed"
323 verify_mirror_count $tf-1 $mirror_count
324 ids=($($LFS getstripe $tf-1 | awk '/lcme_id/{print $2}' | tr '\n' ' '))
325 for ((i = 0; i < $mirror_count; i++)); do
326 verify_comp_attrs $tf-1 ${ids[$i]}
327 verify_comp_extent $tf-1 ${ids[$i]} 0 EOF
330 $mirror_cmd -N -N2 -N3 -N4 $tf-2 ||
331 error "create mirrored file $tf-2 failed"
332 verify_mirror_count $tf-2 10
333 ids=($($LFS getstripe $tf-2 | awk '/lcme_id/{print $2}' | tr '\n' ' '))
334 for ((i = 0; i < 10; i++)); do
335 verify_comp_attrs $tf-2 ${ids[$i]}
336 verify_comp_extent $tf-2 ${ids[$i]} 0 EOF
339 run_test 0a "lfs mirror create with -N option"
342 [[ $OSTCOUNT -lt 4 ]] && skip "need >= 4 OSTs" && return
346 local mirror_cmd="$LFS mirror create"
350 # create a new OST pool
351 local pool_name=$TESTNAME
352 create_pool $FSNAME.$pool_name ||
353 error "create OST pool $pool_name failed"
355 # add OSTs into the pool
356 pool_add_targets $pool_name 0 $((OSTCOUNT - 1)) ||
357 error "add OSTs into pool $pool_name failed"
359 # create parent directory
360 mkdir $td || error "mkdir $td failed"
361 $LFS setstripe -S 8M -c -1 -p $pool_name $td ||
362 error "$LFS setstripe $td failed"
364 # create a mirrored file with plain layout mirrors
365 $mirror_cmd -N -N -S 4M -c 2 -p flash -i 2 -o 2,3 \
366 -N -S 16M -N -c -1 -N -p archive -N -p none $tf ||
367 error "create mirrored file $tf failed"
368 verify_mirror_count $tf 6
369 ids=($($LFS getstripe $tf | awk '/lcme_id/{print $2}' | tr '\n' ' '))
370 for ((i = 0; i < 6; i++)); do
371 verify_comp_extent $tf ${ids[$i]} 0 EOF
374 # verify component ${ids[0]}
375 verify_comp_attrs $tf ${ids[0]}
377 # verify component ${ids[1]}
378 verify_comp_attr stripe-size $tf ${ids[1]} 4194304
379 verify_comp_attr stripe-count $tf ${ids[1]} 2
380 verify_comp_attr stripe-index $tf ${ids[1]} 2
382 # verify component ${ids[2]}
383 verify_comp_attr stripe-size $tf ${ids[2]} 16777216
384 verify_comp_attr stripe-count $tf ${ids[2]} 2
385 verify_comp_attr pool $tf ${ids[2]} flash
387 # verify component ${ids[3]}
388 verify_comp_attr stripe-size $tf ${ids[3]} 16777216
389 verify_comp_attr stripe-count $tf ${ids[3]} $OSTCOUNT
390 verify_comp_attr pool $tf ${ids[3]} flash
392 # verify component ${ids[4]}
393 verify_comp_attr stripe-size $tf ${ids[4]} 16777216
394 verify_comp_attr stripe-count $tf ${ids[4]} $OSTCOUNT
395 verify_comp_attr pool $tf ${ids[4]} archive
397 # verify component ${ids[5]}
398 verify_comp_attr stripe-size $tf ${ids[5]} 16777216
399 verify_comp_attr stripe-count $tf ${ids[5]} $OSTCOUNT
400 verify_comp_attr_with_parent pool $tf ${ids[5]}
402 if [ $MDS1_VERSION -ge $(version_code 2.12.55) ]; then
403 # LU-11022 - remove mirror by pool name
404 local=cnt cnt=$($LFS getstripe $tf | grep archive | wc -l)
405 [ "$cnt" != "1" ] && error "unexpected mirror count $cnt"
406 $LFS mirror delete --pool archive $tf || error "delete mirror"
407 cnt=$($LFS getstripe $tf | grep archive | wc -l)
408 [ "$cnt" != "0" ] && error "mirror count after removal: $cnt"
414 run_test 0b "lfs mirror create plain layout mirrors"
417 [[ $OSTCOUNT -lt 4 ]] && skip "need >= 4 OSTs" && return
421 local mirror_cmd="$LFS mirror create"
425 # create a new OST pool
426 local pool_name=$TESTNAME
427 create_pool $FSNAME.$pool_name ||
428 error "create OST pool $pool_name failed"
430 # add OSTs into the pool
431 pool_add_targets $pool_name 0 $((OSTCOUNT - 1)) ||
432 error "add OSTs into pool $pool_name failed"
434 # create parent directory
435 mkdir $td || error "mkdir $td failed"
436 $LFS setstripe -E 32M -S 8M -c -1 -p $pool_name -E eof -S 16M $td ||
437 error "$LFS setstripe $td failed"
439 # create a mirrored file with composite layout mirrors
440 $mirror_cmd -N2 -E 4M -c 2 -p flash -i 1 -o 1,3 -E eof -S 4M \
442 -N3 -E 512M -S 16M -p archive -E -1 -i -1 -c -1 $tf ||
443 error "create mirrored file $tf failed"
444 verify_mirror_count $tf 6
445 ids=($($LFS getstripe $tf | awk '/lcme_id/{print $2}' | tr '\n' ' '))
447 # verify components ${ids[0]} and ${ids[2]}
449 verify_comp_attr_with_default stripe-size $tf ${ids[$i]}
450 verify_comp_attr stripe-count $tf ${ids[$i]} 2
451 verify_comp_attr stripe-index $tf ${ids[$i]} 1
452 verify_comp_extent $tf ${ids[$i]} 0 4194304
455 # verify components ${ids[1]} and ${ids[3]}
457 verify_comp_attr stripe-size $tf ${ids[$i]} 4194304
458 verify_comp_attr stripe-count $tf ${ids[$i]} 2
459 verify_comp_attr pool $tf ${ids[$i]} flash
460 verify_comp_extent $tf ${ids[$i]} 4194304 EOF
463 # verify component ${ids[4]}
464 verify_comp_attr stripe-size $tf ${ids[4]} 4194304
465 verify_comp_attr stripe-count $tf ${ids[4]} 4
466 verify_comp_attr_with_parent pool $tf ${ids[4]}
467 verify_comp_extent $tf ${ids[4]} 0 EOF
469 # verify components ${ids[5]}, ${ids[7]} and ${ids[9]}
471 verify_comp_attr stripe-size $tf ${ids[$i]} 16777216
472 verify_comp_attr stripe-count $tf ${ids[$i]} 4
473 verify_comp_attr pool $tf ${ids[$i]} archive
474 verify_comp_extent $tf ${ids[$i]} 0 536870912
477 # verify components ${ids[6]}, ${ids[8]} and ${ids[10]}
479 verify_comp_attr stripe-size $tf ${ids[$i]} 16777216
480 verify_comp_attr stripe-count $tf ${ids[$i]} -1
481 verify_comp_attr pool $tf ${ids[$i]} archive
482 verify_comp_extent $tf ${ids[$i]} 536870912 EOF
488 run_test 0c "lfs mirror create composite layout mirrors"
493 local mirror_count=16 # LUSTRE_MIRROR_COUNT_MAX
494 local mirror_cmd="$LFS mirror extend"
498 # create parent directory
499 mkdir $td || error "mkdir $td failed"
501 $mirror_cmd $tf &> /dev/null && error "miss -N option"
502 $mirror_cmd -N $tf &> /dev/null && error "$tf does not exist"
504 # create a non-mirrored file, convert it to a mirrored file and extend
505 touch $tf || error "touch $tf failed"
506 $mirror_cmd -N $tf || error "convert and extend $tf failed"
507 verify_mirror_count $tf 2
508 ids=($($LFS getstripe $tf | awk '/lcme_id/{print $2}' | tr '\n' ' '))
509 for ((i = 0; i < 2; i++)); do
510 verify_comp_attrs $tf ${ids[$i]}
511 verify_comp_extent $tf ${ids[$i]} 0 EOF
514 lfsck_verify_pfid $tf || error "PFID is not set"
516 # create a mirrored file and extend it
517 $LFS mirror create -N $tf-1 || error "create mirrored file $tf-1 failed"
518 $LFS mirror create -N $tf-2 || error "create mirrored file $tf-2 failed"
520 $mirror_cmd -N -S 4M -N -f $tf-2 $tf-1 &> /dev/null &&
521 error "setstripe options should not be specified with -f option"
523 $mirror_cmd -N$((mirror_count - 1)) $tf-1 ||
524 error "extend mirrored file $tf-1 failed"
525 verify_mirror_count $tf-1 $mirror_count
526 ids=($($LFS getstripe $tf-1 | awk '/lcme_id/{print $2}' | tr '\n' ' '))
527 for ((i = 0; i < $mirror_count; i++)); do
528 verify_comp_attrs $tf-1 ${ids[$i]}
529 verify_comp_extent $tf-1 ${ids[$i]} 0 EOF
532 $mirror_cmd -N $tf-1 &> /dev/null &&
533 error "exceeded maximum mirror count $mirror_count" || true
535 run_test 0d "lfs mirror extend with -N option"
538 [[ $OSTCOUNT -lt 4 ]] && skip "need >= 4 OSTs" && return
542 local mirror_cmd="$LFS mirror extend"
546 # create parent directory
547 mkdir $td || error "mkdir $td failed"
549 # create a mirrored file with plain layout mirrors
550 $LFS mirror create -N -S 32M -c 3 -p ssd -i 1 -o 1,2,3 $tf ||
551 error "create mirrored file $tf failed"
553 # extend the mirrored file with plain layout mirrors
554 $mirror_cmd -N -S 4M -c 2 -p flash -i 2 -o 2,3 \
555 -N -S 16M -N -c -1 -N -p archive -N -p none $tf ||
556 error "extend mirrored file $tf failed"
557 verify_mirror_count $tf 6
558 ids=($($LFS getstripe $tf | awk '/lcme_id/{print $2}' | tr '\n' ' '))
559 for ((i = 0; i < 6; i++)); do
560 verify_comp_extent $tf ${ids[$i]} 0 EOF
563 # verify component ${ids[0]}
564 verify_comp_attr stripe-size $tf ${ids[0]} 33554432
565 verify_comp_attr stripe-count $tf ${ids[0]} 3
566 verify_comp_attr stripe-index $tf ${ids[0]} 1
568 # verify component ${ids[1]}
569 verify_comp_attr stripe-size $tf ${ids[1]} 4194304
570 verify_comp_attr stripe-count $tf ${ids[1]} 2
571 verify_comp_attr stripe-index $tf ${ids[1]} 2
573 # verify component ${ids[2]}
574 verify_comp_attr stripe-size $tf ${ids[2]} 16777216
575 verify_comp_attr stripe-count $tf ${ids[2]} 2
576 verify_comp_attr pool $tf ${ids[2]} flash
578 # verify component ${ids[3]}
579 verify_comp_attr stripe-size $tf ${ids[3]} 16777216
580 verify_comp_attr stripe-count $tf ${ids[3]} $OSTCOUNT
581 verify_comp_attr pool $tf ${ids[3]} flash
583 # verify component ${ids[4]}
584 verify_comp_attr stripe-size $tf ${ids[4]} 16777216
585 verify_comp_attr stripe-count $tf ${ids[4]} $OSTCOUNT
586 verify_comp_attr pool $tf ${ids[4]} archive
588 # verify component ${ids[5]}
589 verify_comp_attr stripe-size $tf ${ids[5]} 16777216
590 verify_comp_attr stripe-count $tf ${ids[5]} $OSTCOUNT
591 verify_comp_attr_with_parent pool $tf ${ids[5]}
593 run_test 0e "lfs mirror extend plain layout mirrors"
596 [[ $OSTCOUNT -lt 4 ]] && skip "need >= 4 OSTs" && return
600 local mirror_cmd="$LFS mirror extend"
604 # create parent directory
605 mkdir $td || error "mkdir $td failed"
607 # create a mirrored file with composite layout mirror
608 $LFS mirror create -N -E 32M -S 16M -p ssd -E eof -S 32M $tf ||
609 error "create mirrored file $tf failed"
611 # extend the mirrored file with composite layout mirrors
612 $mirror_cmd -N -p archive \
613 -N2 -E 4M -c 2 -p flash -i 1 -o 1,3 -E eof -S 4M \
615 -N3 -E 512M -S 16M -p archive -E -1 -i -1 -c -1 $tf ||
616 error "extend mirrored file $tf failed"
617 verify_mirror_count $tf 8
618 ids=($($LFS getstripe $tf | awk '/lcme_id/{print $2}' | tr '\n' ' '))
620 # verify component ${ids[0]}
621 verify_comp_attr stripe-size $tf ${ids[0]} 16777216
622 verify_comp_attr_with_default stripe-count $tf ${ids[0]}
623 verify_comp_attr pool $tf ${ids[0]} ssd
624 verify_comp_extent $tf ${ids[0]} 0 33554432
626 # verify component ${ids[1]}
627 verify_comp_attr stripe-size $tf ${ids[1]} 33554432
628 verify_comp_attr_with_default stripe-count $tf ${ids[1]}
629 verify_comp_attr pool $tf ${ids[1]} ssd
630 verify_comp_extent $tf ${ids[1]} 33554432 EOF
632 # verify component ${ids[2]}
633 verify_comp_attr stripe-size $tf ${ids[0]} 16777216
634 verify_comp_attr_with_default stripe-count $tf ${ids[2]}
635 verify_comp_attr pool $tf ${ids[2]} archive
636 verify_comp_extent $tf ${ids[2]} 0 EOF
638 # verify components ${ids[3]} and ${ids[5]}
640 verify_comp_attr_with_default stripe-size $tf ${ids[$i]}
641 verify_comp_attr stripe-count $tf ${ids[$i]} 2
642 verify_comp_attr stripe-index $tf ${ids[$i]} 1
643 verify_comp_extent $tf ${ids[$i]} 0 4194304
646 # verify components ${ids[4]} and ${ids[6]}
648 verify_comp_attr stripe-size $tf ${ids[$i]} 4194304
649 verify_comp_attr stripe-count $tf ${ids[$i]} 2
650 verify_comp_attr pool $tf ${ids[$i]} flash
651 verify_comp_extent $tf ${ids[$i]} 4194304 EOF
654 # verify component ${ids[7]}
655 verify_comp_attr stripe-size $tf ${ids[7]} 4194304
656 verify_comp_attr stripe-count $tf ${ids[7]} $OSTCOUNT
657 verify_comp_attr_with_parent pool $tf ${ids[7]}
658 verify_comp_extent $tf ${ids[7]} 0 EOF
660 # verify components ${ids[8]}, ${ids[10]} and ${ids[12]}
662 verify_comp_attr stripe-size $tf ${ids[$i]} 16777216
663 verify_comp_attr stripe-count $tf ${ids[$i]} $OSTCOUNT
664 verify_comp_attr pool $tf ${ids[$i]} archive
665 verify_comp_extent $tf ${ids[$i]} 0 536870912
668 # verify components ${ids[9]}, ${ids[11]} and ${ids[13]}
670 verify_comp_attr stripe-size $tf ${ids[$i]} 16777216
671 verify_comp_attr stripe-count $tf ${ids[$i]} -1
672 verify_comp_attr pool $tf ${ids[$i]} archive
673 verify_comp_extent $tf ${ids[$i]} 536870912 EOF
676 run_test 0f "lfs mirror extend composite layout mirrors"
681 ! $LFS mirror create --flags prefer $tf ||
682 error "creating $tf w/ --flags but w/o -N option should fail"
684 ! $LFS mirror create -N --flags foo $tf ||
685 error "creating $tf with '--flags foo' should fail"
687 ! $LFS mirror create -N --flags stale $tf ||
688 error "creating $tf with '--flags stale' should fail"
690 ! $LFS mirror create -N --flags prefer,init $tf ||
691 error "creating $tf with '--flags prefer,init' should fail"
693 ! $LFS mirror create -N --flags ^prefer $tf ||
694 error "creating $tf with '--flags ^prefer' should fail"
696 $LFS mirror create -N -E 1M -S 1M -o0 --flags=prefer -E eof -o1 \
697 -N -o1 $tf || error "create mirrored file $tf failed"
699 verify_comp_attr lcme_flags $tf 0x10001 prefer
700 verify_comp_attr lcme_flags $tf 0x10002 prefer
702 # write to the mirrored file and check primary
703 cp /etc/hosts $tf || error "error writing file '$tf'"
705 verify_comp_attr lcme_flags $tf 0x20003 stale
707 # resync file and check prefer flag
708 $LFS mirror resync $tf || error "error resync-ing file '$tf'"
711 $LCTL set_param osc.*.stats=clear
712 cat $tf &> /dev/null || error "error reading file '$tf'"
714 # verify that the data was provided by OST1 where mirror 1 resides
715 local nr_read=$($LCTL get_param -n osc.$FSNAME-OST0000-osc-[-0-9a-f]*.stats |
716 awk '/ost_read/{print $2}')
717 [ -n "$nr_read" ] || error "read was not provided by OST1"
719 run_test 0g "lfs mirror create flags support"
722 [ $MDS1_VERSION -lt $(version_code 2.11.57) ] &&
723 skip "Need MDS version at least 2.11.57"
730 # create parent directory
731 test_mkdir $td || error "mkdir $td failed"
733 $LFS setstripe -N -E 1M -S 1M --flags=prefer -E eof -N2 $td ||
734 error "set default mirrored layout on directory $td failed"
736 # verify flags are inherited from the directory
739 verify_comp_attr lcme_flags $tf 0x10001 prefer
740 verify_comp_attr lcme_flags $tf 0x10002 prefer
742 # set flags to the first component
743 ! $LFS setstripe --comp-set -I 0x10001 --comp-flags=^prefer,foo $tf ||
744 error "setting '^prefer,foo' flags should fail"
746 ! $LFS getstripe --component-flags=prefer,foo $tf ||
747 error "getting component(s) with 'prefer,foo' flags should fail"
749 $LFS setstripe --comp-set -I 0x10001 --comp-flags=^prefer,stale $tf
751 verify_comp_attr lcme_flags $tf 0x10001 stale
752 verify_comp_attr lcme_flags $tf 0x10002 prefer
754 $LFS setstripe --comp-set -I0x10001 --comp-flags=^stale $tf &&
755 error "clearing 'stale' should fail"
757 # write and resync file. It can't resync the file directly because the
758 # file state is still 'ro'
759 cp /etc/hosts $tf || error "error writing file '$tf'"
760 $LFS mirror resync $tf || error "error resync-ing file '$tf'"
762 $LFS setstripe --comp-set -I 0x20003 --comp-flags=prefer $tf ||
763 error "error setting flag prefer"
765 verify_comp_attr lcme_flags $tf 0x20003 prefer
767 $LFS setstripe --comp-set -I 0x20003 --comp-flags=^prefer $tf ||
768 error "error clearing prefer flag from component 0x20003"
770 # MDS disallows setting stale flag on the last non-stale mirror
771 [[ "$MDS1_VERSION" -ge $(version_code 2.12.57) ]] || return 0
773 cp /etc/hosts $tf || error "error writing file '$tf'"
775 verify_comp_attr lcme_flags $tf 0x10002 prefer
776 verify_comp_attr lcme_flags $tf 0x20003 stale
777 verify_comp_attr lcme_flags $tf 0x30004 stale
779 ! $LFS setstripe --comp-set -I 0x10002 --comp-flags=^prefer,stale $tf \
781 error "setting stale flag on component 0x10002 should fail"
783 $LFS mirror resync $tf || error "error resync-ing file '$tf'"
785 $LFS setstripe --comp-set -I 0x10001 --comp-flags=stale $tf ||
786 error "error setting stale flag on component 0x10001"
787 $LFS setstripe --comp-set -I 0x20003 --comp-flags=stale $tf ||
788 error "error setting stale flag on component 0x20003"
790 ! $LFS setstripe --comp-set -I 0x30004 --comp-flags=stale $tf \
792 error "setting stale flag on component 0x30004 should fail"
794 $LFS mirror resync $tf || error "error resync-ing file '$tf'"
796 run_test 0h "set, clear and test flags for FLR files"
799 $LFS mirror create -N2 $DIR/$tfile || error "create $DIR/$tfile failed"
801 cp /etc/hosts $DIR/$tfile || error "write to $DIR/$tfile failed"
802 $LFS mirror resync $DIR/$tfile || error "resync $DIR/$tfile failed"
803 cmp /etc/hosts $DIR/$tfile || error "cmp with /etc/hosts failed"
805 $LFS mirror read -N2 -o $TMP/$tfile $DIR/$tfile || "read mirror failed"
806 stack_trap "rm -f $TMP/$tfile"
807 cmp $TMP/$tfile $DIR/$tfile || error "cmp with $TMP/$tfile failed"
808 $LFS mirror write -N2 -i /etc/passwd $DIR/$tfile || "write failed"
809 $LFS setstripe --comp-set -I 65537 --comp-flags=stale $DIR/$tfile ||
810 error "set component 1 stale failed"
811 $LFS mirror resync $DIR/$tfile || error "resync $DIR/$tfile failed"
812 cmp /etc/passwd $DIR/$tfile || error "cmp with /etc/passwd failed"
814 run_test 0j "test lfs mirror read/write commands"
818 local mirror_count=16 # LUSTRE_MIRROR_COUNT_MAX
819 local mirror_create_cmd="$LFS mirror create"
820 local stripes[0]=$OSTCOUNT
822 mirror_create_cmd+=" -N -c ${stripes[0]}"
823 for ((i = 1; i < $mirror_count; i++)); do
824 # add mirrors with different stripes to the file
825 stripes[$i]=$((RANDOM % OSTCOUNT))
826 [ ${stripes[$i]} -eq 0 ] && stripes[$i]=1
828 mirror_create_cmd+=" -N -c ${stripes[$i]}"
831 $mirror_create_cmd $tf || error "create mirrored file $tf failed"
832 verify_mirror_count $tf $mirror_count
834 # can't create mirrors exceeding LUSTRE_MIRROR_COUNT_MAX
835 $LFS mirror extend -N $tf &&
836 error "Creating the $((mirror_count+1))th mirror succeeded"
838 local ids=($($LFS getstripe $tf | awk '/lcme_id/{print $2}' |
841 # verify the range of components and stripe counts
842 for ((i = 0; i < $mirror_count; i++)); do
843 verify_comp_attr stripe-count $tf ${ids[$i]} ${stripes[$i]}
844 verify_comp_extent $tf ${ids[$i]} 0 EOF
847 run_test 1 "create components with setstripe options"
851 local tf2=$DIR/$tfile-2
853 $LFS setstripe -E 1M -S 1M -E EOF -c 1 $tf
854 $LFS setstripe -E 2M -S 1M -E EOF -c -1 $tf2
856 $LFS mirror extend -N -f $tf2 $tf ||
857 error "merging $tf2 into $tf failed"
859 verify_mirror_count $tf 2
860 [[ ! -e $tf2 ]] || error "$tf2 was not unlinked"
862 run_test 2 "create components from existing files"
865 [[ $MDSCOUNT -lt 2 ]] && skip "need >= 2 MDTs" && return
867 for ((i = 0; i < 2; i++)); do
868 $LFS mkdir -i $i $DIR/$tdir-$i
869 $LFS setstripe -E -1 $DIR/$tdir-$i/$tfile
872 $LFS mirror extend -N -f $DIR/$tdir-1/$tfile \
873 $DIR/$tdir-0/$tfile || error "creating mirrors"
875 # mdt doesn't support to cancel layout lock for remote objects, do
879 # make sure the mirrorted file was created successfully
880 [[ $($LFS getstripe --component-count $DIR/$tdir-0/$tfile) -eq 2 ]] ||
881 { $LFS getstripe $DIR/$tdir-0/$tfile;
882 error "expected 2 components"; }
887 run_test 3 "create components from files located on different MDTs"
890 local tf=$DIR/$tdir/$tfile
893 test_mkdir $DIR/$tdir
895 # set mirror with setstripe options to directory
896 $LFS mirror create -N2 -E 1M -S 1M -E eof $DIR/$tdir ||
897 error "set mirror to directory error"
899 [ x$($LFS getstripe -v $DIR/$tdir | awk '/lcm_flags/{print $2}') = \
900 x"mirrored" ] || error "failed to create mirrored dir"
903 verify_mirror_count $tf 2
905 ids=($($LFS getstripe $tf | awk '/lcme_id/{print $2}' | tr '\n' ' '))
906 verify_comp_extent $tf ${ids[0]} 0 1048576
907 verify_comp_extent $tf ${ids[1]} 1048576 EOF
909 # sub directory should inherit mirror setting from parent
910 test_mkdir $DIR/$tdir/td
911 [ x$($LFS getstripe -v $DIR/$tdir/td | awk '/lcm_flags/{print $2}') = \
912 x"mirrored" ] || error "failed to inherit mirror from parent"
914 # mirror extend won't be applied to directory
915 $LFS mirror extend -N2 $DIR/$tdir &&
916 error "expecting mirror extend failure"
919 run_test 4 "Make sure mirror attributes can be inhertied from directory"
925 $MULTIOP $tf oO_RDWR:O_CREAT:O_LOV_DELAY_CREATE:T12345c ||
926 error "failed to create file with non-empty layout"
927 $CHECKSTAT -t file -s 12345 $tf || error "size error: expecting 12345"
929 $LFS mirror create -N3 $tf || error "failed to attach mirror layout"
930 verify_mirror_count $tf 3
932 $CHECKSTAT -t file -s 12345 $tf ||
933 error "size error after attaching layout "
935 run_test 5 "Make sure init size work for mirrored layout"
937 # LU=10112: disable dom+flr for phase 1
941 $LFS mirror create -N -E 1M -S 1M -L mdt -E eof -N -E eof $tf &&
942 error "expect failure to create mirrored file with DoM"
944 $LFS mirror create -N -E 1M -S 1M -E eof -N -E 1M -L mdt -E eof $tf &&
945 error "expect failure to create mirrored file with DoM"
947 $LFS setstripe -E 1M -S 1M -L mdt -E eof $tf
948 $LFS mirror extend -N2 $tf &&
949 error "expect failure to extend mirror with DoM"
951 $LFS mirror create -N2 -E 1M -S 1M -E eof $tf-2
952 $LFS mirror extend -N -f $tf $tf-2 &&
953 error "expect failure to extend mirrored file with DoM extent"
957 run_test 6 "DoM and FLR won't co-exist for phase 1"
961 local tf2=$DIR/$tfile-2
963 [[ $OSTCOUNT -lt 2 ]] && skip "need >= 2 OSTs" && return
965 $LFS setstripe -E EOF -o 0 $tf
966 $LFS setstripe -E EOF -o 1 $tf2
968 local dd_count=$((RANDOM % 20 + 1))
969 dd if=/dev/zero of=$tf bs=1M count=$dd_count oflag=sync
970 dd if=/dev/zero of=$tf2 bs=1M count=1 seek=$((dd_count - 1)) oflag=sync
972 # for zfs - sync OST dataset so that du below will return
974 [ "$FSTYPE" = "zfs" ] &&
975 do_nodes $(comma_list $(osts_nodes)) "$ZPOOL sync"
977 local blocks=$(du -kc $tf $tf2 | awk '/total/{print $1}')
980 $LFS mirror extend -N -f $tf2 $tf ||
981 error "merging $tf2 into $tf failed"
986 local new_blocks=$(du -k $tf | awk '{print $1}')
987 [ $new_blocks -eq $blocks ] ||
988 error "i_blocks error expected: $blocks, actual: $new_blocks"
990 run_test 21 "glimpse should report accurate i_blocks"
992 get_osc_lock_count() {
999 osc_name=${FSNAME}-OST$(printf "%04x" $((idx-1)))-osc-'[-0-9a-f]*'
1000 count=$($LCTL get_param -n ldlm.namespaces.$osc_name.lock_count)
1001 lock_count=$((lock_count + count))
1007 local tf=$DIR/$tfile
1009 $LFS setstripe -E EOF -o 0 $tf
1010 dd if=/dev/zero of=$tf bs=1M count=$((RANDOM % 20 + 1))
1012 # add component, two mirrors located on the same OST ;-)
1013 $LFS mirror extend -N -o 0 $tf ||
1014 error "extending mirrored file $tf failed"
1016 size_blocks=$(stat --format="%b %s" $tf)
1018 cancel_lru_locks mdc
1019 cancel_lru_locks osc
1021 local new_size_blocks=$(stat --format="%b %s" $tf)
1023 # make sure there is no lock cached
1024 [ $(get_osc_lock_count 1) -eq 0 ] || error "glimpse requests were sent"
1026 [ "$new_size_blocks" = "$size_blocks" ] ||
1027 echo "size expected: $size_blocks, actual: $new_size_blocks"
1031 run_test 22 "no glimpse to OSTs for READ_ONLY files"
1034 local tf=$DIR/$tfile
1036 $LFS mirror create -N -o 0 -N -o 1 $tf ||
1037 error "creating mirrored file $tf failed"
1039 #define OBD_FAIL_GLIMPSE_IMMUTABLE 0x1A00
1040 $LCTL set_param fail_loc=0x1A00
1043 for ((ost_idx = 1; ost_idx <= 2; ost_idx++)); do
1044 cancel_lru_locks osc
1047 local tmpfile=$(mktemp)
1048 stat --format="%b %s" $tf > $tmpfile &
1052 while [ $cnt -le 5 ]; do
1053 kill -0 $pid > /dev/null 2>&1 || break
1057 kill -0 $pid > /dev/null 2>&1 &&
1058 error "stat process stuck due to unavailable OSTs"
1060 # make sure glimpse request has been sent
1061 [ $(get_osc_lock_count 1 2) -ne 0 ] ||
1062 error "OST $ost_idx: no glimpse request was sent"
1067 run_test 31 "make sure glimpse request can be retried"
1070 [[ $OSTCOUNT -lt 2 ]] && skip "need >= 2 OSTs" && return
1071 rm -f $DIR/$tfile $DIR/$tfile-2
1073 $LFS setstripe -E EOF -o 0 $DIR/$tfile
1074 dd if=/dev/urandom of=$DIR/$tfile bs=1M count=$((RANDOM % 10 + 2))
1076 local fsize=$(stat -c %s $DIR/$tfile)
1077 [[ $fsize -ne 0 ]] || error "file size is (wrongly) zero"
1079 local cksum=$(md5sum $DIR/$tfile)
1081 # create a new mirror in sync mode
1082 $LFS mirror extend -N -o 1 $DIR/$tfile ||
1083 error "extending mirrored file $DIR/$tfile failed"
1085 # make sure the mirrored file was created successfully
1086 [ $($LFS getstripe -N $DIR/$tfile) -eq 2 ] ||
1087 { $LFS getstripe $DIR/$tfile; error "expected 2 mirrors"; }
1092 # check size is correct, glimpse request should go to the 2nd mirror
1093 $CHECKSTAT -t file -s $fsize $DIR/$tfile ||
1094 error "file size error $fsize vs. $(stat -c %s $DIR/$tfile)"
1096 echo "reading file from the 2nd mirror and verify checksum"
1097 [[ "$cksum" == "$(md5sum $DIR/$tfile)" ]] ||
1098 error "checksum error: expected $cksum"
1102 run_test 32 "data should be mirrored to newly created mirror"
1105 [[ $OSTCOUNT -lt 2 ]] && skip "need >= 2 OSTs" && return
1107 rm -f $DIR/$tfile $DIR/$tfile-2
1109 # create a file with two mirrors
1110 $LFS setstripe -E EOF -o 0 $DIR/$tfile
1113 while [ $count -lt $max_count ]; do
1114 echo "ost1" >> $DIR/$tfile
1115 count=$((count + 1));
1118 # tmp file that will be used as mirror
1119 $LFS setstripe -E EOF -o 1 $DIR/$tfile-2
1121 while [ $count -lt $max_count ]; do
1122 echo "ost2" >> $DIR/$tfile-2
1123 count=$((count + 1));
1126 # create a mirrored file
1127 $LFS mirror extend -N -f $DIR/$tfile-2 $DIR/$tfile &&
1128 error "merging $DIR/$tfile-2 into $DIR/$tfile" \
1129 "with verification should fail"
1130 $LFS mirror extend --no-verify -N -f $DIR/$tfile-2 $DIR/$tfile ||
1131 error "merging $DIR/$tfile-2 into $DIR/$tfile" \
1132 "without verification failed"
1134 # make sure that $tfile has two mirrors and $tfile-2 does not exist
1135 [ $($LFS getstripe -N $DIR/$tfile) -eq 2 ] ||
1136 { $LFS getstripe $DIR/$tfile; error "expected count 2"; }
1138 [[ ! -e $DIR/$tfile-2 ]] || error "$DIR/$tfile-2 was not unlinked"
1140 # execpted file size
1141 local fsize=$((5 * max_count))
1142 $CHECKSTAT -t file -s $fsize $DIR/$tfile ||
1143 error "mirrored file size is not $fsize"
1145 # read file - all OSTs are available
1146 echo "reading file (data can be provided by any ost)... "
1147 local rs=$(cat $DIR/$tfile | head -1)
1148 [[ "$rs" == "ost1" || "$rs" == "ost2" ]] ||
1149 error "file content error: expected: \"ost1\" or \"ost2\""
1151 # read file again with ost1 failed
1155 echo "reading file (data should be provided by ost2)..."
1156 local rs=$(cat $DIR/$tfile | head -1)
1157 [[ "$rs" == "ost2" ]] ||
1158 error "file content error: expected: \"ost2\", actual: \"$rs\""
1163 # read file again with ost2 failed
1167 # check size, glimpse should work
1168 $CHECKSTAT -t file -s $fsize $DIR/$tfile ||
1169 error "mirrored file size is not $fsize"
1171 echo "reading file (data should be provided by ost1)..."
1172 local rs=$(cat $DIR/$tfile | head -1)
1173 [[ "$rs" == "ost1" ]] ||
1174 error "file content error: expected: \"ost1\", actual: \"$rs\""
1178 run_test 33a "read can choose available mirror to read"
1181 [[ $OSTCOUNT -lt 2 ]] && skip "need >= 2 OSTs" && return
1185 stack_trap "rm -f $DIR/$tfile" EXIT
1187 # create a file with two mirrors on OST0000 and OST0001
1188 $LFS setstripe -N -Eeof -o0 -N -Eeof -o1 $DIR/$tfile
1190 # make sure that $tfile has two mirrors
1191 [ $($LFS getstripe -N $DIR/$tfile) -eq 2 ] ||
1192 { $LFS getstripe $DIR/$tfile; error "expected count 2"; }
1195 dd if=/dev/urandom of=$DIR/$tfile bs=2M count=25 ||
1196 error "write failed for $DIR/$tfile"
1197 $LFS mirror resync $DIR/$tfile || error "resync failed for $DIR/$tfile"
1198 verify_flr_state $DIR/$tfile "ro"
1203 # read file - all OSTs are available
1204 echo "reading file (data can be provided by any ost)... "
1206 time cat $DIR/$tfile > /dev/null || error "read all"
1210 # read file again with ost1 {OST0000} failed
1213 echo "reading file (data should be provided by ost2)..."
1215 time cat $DIR/$tfile > /dev/null || error "read ost2"
1222 # read file again with ost2 {OST0001} failed
1226 echo "reading file (data should be provided by ost1)..."
1228 time cat $DIR/$tfile > /dev/null || error "read ost1"
1235 [ $((r1 * 100)) -gt $((ra * 105)) -a $r1 -gt $((ra + 2)) ] &&
1236 error "read mirror too slow without ost1, from $ra to $r1"
1237 [ $((r2 * 100)) -gt $((ra * 105)) -a $r2 -gt $((ra + 2)) ] &&
1238 error "read mirror too slow without ost2, from $ra to $r2"
1240 wait_osc_import_ready client ost2
1242 run_test 33b "avoid reading from unhealthy mirror"
1245 [[ $OSTCOUNT -lt 3 ]] && skip "need >= 3 OSTs" && return
1249 stack_trap "rm -f $DIR/$tfile" EXIT
1251 # create a file with two mirrors
1252 # mirror1: {OST0000, OST0001}
1253 # mirror2: {OST0001, OST0002}
1254 $LFS setstripe -N -Eeof -c2 -o0,1 -N -Eeof -c2 -o1,2 $DIR/$tfile
1256 # make sure that $tfile has two mirrors
1257 [ $($LFS getstripe -N $DIR/$tfile) -eq 2 ] ||
1258 { $LFS getstripe $DIR/$tfile; error "expected count 2"; }
1261 dd if=/dev/urandom of=$DIR/$tfile bs=2M count=25 ||
1262 error "write failed for $DIR/$tfile"
1263 $LFS mirror resync $DIR/$tfile || error "resync failed for $DIR/$tfile"
1264 verify_flr_state $DIR/$tfile "ro"
1269 # read file - all OSTs are available
1270 echo "reading file (data can be provided by any ost)... "
1271 time cat $DIR/$tfile > /dev/null || error "read all"
1273 # read file again with ost2 (OST0001) failed
1277 echo "reading file (data should be provided by ost1 and ost3)..."
1278 time cat $DIR/$tfile > /dev/null || error "read ost1 & ost3"
1283 wait_osc_import_ready client ost2
1285 run_test 33c "keep reading among unhealthy mirrors"
1288 [[ $OSTCOUNT -lt 4 ]] && skip "need >= 4 OSTs" && return
1290 rm -f $DIR/$tfile $DIR/$tfile-2 $DIR/$tfile-ref
1293 $LFS setstripe -o 0 $DIR/$tfile-ref
1294 dd if=/dev/urandom of=$DIR/$tfile-ref bs=1M count=3
1296 # create a file with two mirrors
1297 $LFS setstripe -E -1 -o 0,1 -S 1M $DIR/$tfile
1298 dd if=$DIR/$tfile-ref of=$DIR/$tfile bs=1M
1300 $LFS setstripe -E -1 -o 2,3 -S 1M $DIR/$tfile-2
1301 dd if=$DIR/$tfile-ref of=$DIR/$tfile-2 bs=1M
1303 $CHECKSTAT -t file -s $((3 * 1024 * 1024)) $DIR/$tfile ||
1304 error "mirrored file size is not 3M"
1306 # merge a mirrored file
1307 $LFS mirror extend -N -f $DIR/$tfile-2 $DIR/$tfile ||
1308 error "merging $DIR/$tfile-2 into $DIR/$tfile failed"
1310 cancel_lru_locks osc
1312 # stop two OSTs, so the 2nd stripe of the 1st mirror and
1313 # the 1st stripe of the 2nd mirror will be inaccessible, ...
1316 echo "comparing files ... "
1318 # however, read can still return the correct data. It should return
1319 # the 1st stripe from mirror 1 and 2st stripe from mirror 2.
1320 cmp -n 2097152 <(rwv -f $DIR/$tfile -r -o -n 1 2097152) \
1321 $DIR/$tfile-ref || error "file reading error"
1325 run_test 34a "read mirrored file with multiple stripes"
1328 [[ $OSTCOUNT -lt 4 ]] && skip "need >= 4 OSTs" && return
1330 rm -f $DIR/$tfile $DIR/$tfile-2 $DIR/$tfile-ref
1333 $LFS setstripe -o 0 $DIR/$tfile-ref
1334 dd if=/dev/urandom of=$DIR/$tfile-ref bs=1M count=3
1336 $LFS setstripe -E 1M -S 1M -o 0 -E eof -o 1 $DIR/$tfile
1337 dd if=$DIR/$tfile-ref of=$DIR/$tfile bs=1M
1339 $LFS setstripe -E 1M -S 1M -o 2 -E eof -o 3 $DIR/$tfile-2
1340 dd if=$DIR/$tfile-ref of=$DIR/$tfile-2 bs=1M
1342 $CHECKSTAT -t file -s $((3 * 1024 * 1024)) $DIR/$tfile ||
1343 error "mirrored file size is not 3M"
1345 # merge a mirrored file
1346 $LFS mirror extend -N -f $DIR/$tfile-2 $DIR/$tfile ||
1347 error "merging $DIR/$tfile-2 into $DIR/$tfile failed"
1349 cancel_lru_locks osc
1351 # stop two OSTs, so the 2nd component of the 1st mirror and
1352 # the 1st component of the 2nd mirror will be inaccessible, ...
1355 echo "comparing files ... "
1357 # however, read can still return the correct data. It should return
1358 # the 1st stripe from mirror 1 and 2st stripe from mirror 2.
1359 cmp -n 2097152 <(rwv -f $DIR/$tfile -r -o -n 1 2097152) \
1360 $DIR/$tfile-ref || error "file reading error"
1364 run_test 34b "read mirrored file with multiple components"
1367 local tf=$DIR/$tfile
1369 $LFS setstripe -E eof $tf
1371 # add an out-of-sync mirror to the file
1372 $LFS mirror extend -N -c 2 $tf ||
1373 error "extending mirrored file $tf failed"
1375 $MULTIOP $tf oO_WRONLY:c ||
1376 error "write open a mirrored file failed"
1378 # truncate file should return error
1379 $TRUNCATE $tf 100 || error "error truncating a mirrored file"
1381 run_test 35 "allow to write to mirrored files"
1383 verify_ost_layout_version() {
1386 # get file layout version
1387 local flv=$($LFS getstripe $tf | awk '/lcm_layout_gen/{print $2}')
1389 # layout version from OST objects
1390 local olv=$($MULTIOP $tf oXc | awk '/ostlayoutversion/{print $2}')
1392 [ $flv -eq $olv ] || error "layout version mismatch: $flv vs. $olv"
1399 $LFS setstripe -E 1M -S 1M -E 2M -E 4M -E eof -c -1 $tf
1400 $LFS setstripe -E 3M -S 1M -E 6M -E eof -c -1 $tf-tmp
1402 $LFS mirror extend -N -f $tf-tmp $tf ||
1403 error "merging $tf-tmp into $tf failed"
1408 local tf=$DIR/$tfile
1410 create_file_36 $tf $tf-2 $tf-3
1412 [ $($LFS getstripe -N $tf) -gt 1 ] || error "wrong mirror count"
1414 # test case 1 - check file write and verify layout version
1415 $MULTIOP $tf oO_WRONLY:c ||
1416 error "write open a mirrored file failed"
1418 # write open file should not return error
1419 $MULTIOP $tf oO_WRONLY:w1024Yc || error "write mirrored file error"
1421 # instantiate components should work
1422 dd if=/dev/zero of=$tf bs=1M count=12 || error "write file error"
1424 # verify OST layout version
1425 verify_ost_layout_version $tf
1428 local mds_facet=mds$(($($LFS getstripe -m $tf-2) + 1))
1431 do_facet $mds_facet $LCTL set_param fail_val=$delay_sec
1433 #define OBD_FAIL_FLR_LV_DELAY 0x1A01
1434 do_facet $mds_facet $LCTL set_param fail_loc=0x1A01
1436 # write should take at least $fail_loc seconds and succeed
1437 local st=$(date +%s)
1438 $MULTIOP $tf-2 oO_WRONLY:w1024Yc || error "write mirrored file error"
1440 [ $(date +%s) -ge $((st+delay_sec)) ] ||
1441 error "write finished before layout version is transmitted"
1443 # verify OST layout version
1444 verify_ost_layout_version $tf
1446 do_facet $mds_facet $LCTL set_param fail_loc=0
1449 mds_idx=mds$(($($LFS getstripe -m $tf-3) + 1))
1451 #define OBD_FAIL_FLR_LV_INC 0x1A02
1452 do_facet $mds_facet $LCTL set_param fail_loc=0x1A02
1454 # write open file should return error
1455 $MULTIOP $tf-3 oO_WRONLY:O_SYNC:w1024c &&
1456 error "write a mirrored file succeeded" || true
1458 do_facet $mds_facet $LCTL set_param fail_loc=0
1460 run_test 36 "write to mirrored files"
1466 echo "create test files with size $fsize .."
1470 $LFS setstripe -E 1M -S 1M -c 1 -E eof -c -1 $tf
1472 dd if=/dev/urandom of=$tf bs=1M count=16 &> /dev/null
1473 $TRUNCATE $tf $fsize
1479 [ $MDS1_VERSION -lt $(version_code 2.11.57) ] &&
1480 skip "Need MDS version at least 2.11.57"
1482 local tf=$DIR/$tfile
1483 local tf2=$DIR/$tfile-2
1484 local tf3=$DIR/$tfile-3
1485 local tf4=$DIR/$tfile-4
1487 create_files_37 $((RANDOM + 15 * 1048576)) $tf $tf2 $tf3
1491 # assume the mirror id will be 1, 2, and 3
1492 declare -A checksums
1493 checksums[1]=$(cat $tf | md5sum)
1494 checksums[2]=$(cat $tf2 | md5sum)
1495 checksums[3]=$(cat $tf3 | md5sum)
1497 printf '%s\n' "${checksums[@]}"
1499 # merge these files into a mirrored file
1500 $LFS mirror extend --no-verify -N -f $tf2 $tf ||
1501 error "merging $tf2 into $tf failed"
1502 $LFS mirror extend --no-verify -N -f $tf3 $tf ||
1503 error "merging $tf3 into $tf failed"
1507 # verify mirror read, checksums should equal to the original files'
1508 echo "Verifying mirror read .."
1511 for i in ${mirror_array[@]}; do
1512 $LCTL set_param ldlm.namespaces.*.lru_size=clear > /dev/null
1513 sum=$($LFS mirror read -N $i $tf | md5sum)
1514 [ "$sum" = "${checksums[$i]}" ] ||
1515 error "$i: mismatch: \'${checksums[$i]}\' vs. \'$sum\'"
1518 # verify mirror write
1519 echo "Verifying mirror write .."
1520 $LFS mirror write -N2 $tf < $tf4
1522 sum=$($LFS mirror read -N2 $tf | md5sum)
1523 [[ "$sum" = "${checksums[1]}" ]] ||
1524 error "2: mismatch \'${checksums[1]}\' vs. \'$sum\'"
1526 # verify mirror copy, write to this mirrored file will invalidate
1527 # the other two mirrors
1528 echo "Verifying mirror copy .."
1530 local osts=$(comma_list $(osts_nodes))
1532 $LFS mirror copy -i ${mirror_array[0]} -o-1 $tf ||
1533 error "mirror copy error"
1535 # verify copying is successful by checking checksums
1536 remount_client $MOUNT
1537 for i in ${mirror_array[@]}; do
1538 sum=$($LFS mirror read -N $i $tf | md5sum)
1539 [ "$sum" = "${checksums[1]}" ] ||
1540 error "$i: mismatch checksum after copy \'$sum\'"
1545 run_test 37 "mirror I/O API verification"
1548 local tf=$DIR/$tfile
1549 local ref=$DIR/${tfile}-ref
1551 $LFS setstripe -E 1M -S 1M -c 1 -E 4M -c 2 -E eof -c -1 $tf ||
1552 error "creating $tf failed"
1553 $LFS setstripe -E 2M -S 1M -c 1 -E 6M -c 2 -E 8M -c -1 -E eof -c -1 \
1554 $tf-2 || error "creating $tf-2 failed"
1555 $LFS setstripe -E 4M -c 1 -E 8M -c 2 -E eof -c -1 $tf-3 ||
1556 error "creating $tf-3 failed"
1558 # instantiate all components
1559 $LFS mirror extend -N -f $tf-2 $tf ||
1560 error "merging $tf-2 into $tf failed"
1561 $LFS mirror extend -N -f $tf-3 $tf ||
1562 error "merging $tf-3 into $tf failed"
1563 $LFS mirror extend -N -c 1 $tf ||
1564 error "extending mirrored file $tf failed"
1566 verify_flr_state $tf "ro"
1568 dd if=/dev/urandom of=$ref bs=1M count=16 &> /dev/null
1570 local fsize=$((RANDOM << 8 + 1048576))
1571 $TRUNCATE $ref $fsize
1573 local ref_cksum=$(cat $ref | md5sum)
1575 # case 1: verify write to mirrored file & resync work
1576 cp $ref $tf || error "copy from $ref to $f error"
1577 verify_flr_state $tf "wp"
1579 local file_cksum=$(cat $tf | md5sum)
1580 [ "$file_cksum" = "$ref_cksum" ] || error "write failed, cksum mismatch"
1583 echo "mirror IDs: ${mirror_array[@]}"
1585 local valid_mirror stale_mirror id mirror_cksum
1586 for id in "${mirror_array[@]}"; do
1587 mirror_cksum=$($LFS mirror read -N $id $tf | md5sum)
1588 [ "$ref_cksum" == "$mirror_cksum" ] &&
1589 { valid_mirror=$id; continue; }
1594 [ -z "$stale_mirror" ] && error "stale mirror doesn't exist"
1595 [ -z "$valid_mirror" ] && error "valid mirror doesn't exist"
1597 mirror_io resync $tf || error "resync failed"
1598 verify_flr_state $tf "ro"
1600 mirror_cksum=$($LFS mirror read -N $stale_mirror $tf | md5sum)
1601 [ "$file_cksum" = "$ref_cksum" ] || error "resync failed"
1603 # case 2: inject an error to make mirror_io exit after changing
1604 # the file state to sync_pending so that we can start a concurrent
1606 $MULTIOP $tf oO_WRONLY:w$((RANDOM % 1048576 + 1024))c
1607 verify_flr_state $tf "wp"
1609 mirror_io resync -e resync_start $tf && error "resync succeeded"
1610 verify_flr_state $tf "sp"
1612 # from sync_pending to write_pending
1613 $MULTIOP $tf oO_WRONLY:w$((RANDOM % 1048576 + 1024))c
1614 verify_flr_state $tf "wp"
1616 mirror_io resync -e resync_start $tf && error "resync succeeded"
1617 verify_flr_state $tf "sp"
1619 # from sync_pending to read_only
1620 mirror_io resync $tf || error "resync failed"
1621 verify_flr_state $tf "ro"
1623 run_test 38 "resync"
1626 local tf=$DIR/$tfile
1629 $LFS mirror create -N2 -E1m -c1 -S1M -E-1 $tf ||
1630 error "create PFL file $tf failed"
1632 verify_mirror_count $tf 2
1633 verify_comp_count $tf 4
1635 rm -f $tf || error "delete $tf failed"
1637 run_test 39 "check FLR+PFL (a.k.a. PFLR) creation"
1640 local tf=$DIR/$tfile
1643 for ops in "conv=notrunc" ""; do
1646 $LFS mirror create -N -E 2M -S 1M -E 4M -E -1 --flags=prefer \
1647 -N -E 1M -E 2M -E 4M -E -1 $tf ||
1648 error "create PFLR file $tf failed"
1649 dd if=/dev/zero of=$tf $ops bs=1M seek=2 count=1 ||
1650 error "write PFLR file $tf failed"
1652 lfs getstripe -vy $tf
1656 # file mirror state should be write_pending
1657 flags=$($LFS getstripe -v $tf | awk '/lcm_flags:/ { print $2 }')
1659 error "file mirror state $flags"
1660 # the 1st component (in mirror 1) should be inited
1661 verify_comp_attr lcme_flags $tf 0x10001 init
1662 # the 2nd component (in mirror 1) should be inited
1663 verify_comp_attr lcme_flags $tf 0x10002 init
1664 # the 3rd component (in mirror 1) should be uninited
1665 verify_comp_attr lcme_flags $tf 0x10003 prefer
1666 # the 4th component (in mirror 2) should be inited
1667 verify_comp_attr lcme_flags $tf 0x20004 init
1668 # the 5th component (in mirror 2) should be uninited
1669 verify_comp_attr lcme_flags $tf 0x20005 0
1670 # the 6th component (in mirror 2) should be stale
1671 verify_comp_attr lcme_flags $tf 0x20006 stale
1672 # the 7th component (in mirror 2) should be uninited
1673 if [[ x$ops = "xconv=notrunc" ]]; then
1674 verify_comp_attr lcme_flags $tf 0x20007 0
1675 elif [[ x$ops = "x" ]]; then
1676 verify_comp_attr lcme_flags $tf 0x20007 stale
1680 rm -f $tf || error "delete $tf failed"
1682 run_test 40 "PFLR rdonly state instantiation check"
1685 local tf=$DIR/$tfile
1688 echo " **create two FLR files $tf $tf-1"
1689 $LFS mirror create -N -E 2M -S 1M -E 4M -E -1 \
1690 -N -E 1M -E 2M -E 3M -E -1 $tf ||
1691 error "create PFLR file $tf failed"
1692 $LFS mirror create -N -E 2M -S 1M -E eof \
1693 -N -E 1M -E eof --flags prefer \
1694 -N -E 4m -E eof $tf-1 ||
1695 error "create PFLR file $tf-1 failed"
1697 # file should be in ro status
1698 echo " **verify files be RDONLY"
1699 verify_flr_state $tf "ro"
1700 verify_flr_state $tf-1 "ro"
1702 # write data in [0, 2M)
1703 dd if=/dev/zero of=$tf bs=1M count=2 conv=notrunc ||
1704 error "writing $tf failed"
1705 dd if=/dev/urandom of=$tf-1 bs=1M count=4 conv=notrunc ||
1706 error "writing $tf-1 failed"
1708 local sum0=$(cat $tf-1 | md5sum)
1710 echo " **verify files be WRITE_PENDING"
1711 verify_flr_state $tf "wp"
1712 verify_flr_state $tf-1 "wp"
1714 # file should have stale component
1715 echo " **verify files have stale component"
1716 $LFS getstripe $tf | grep lcme_flags | grep stale > /dev/null ||
1717 error "after writing $tf, it does not contain stale component"
1718 $LFS getstripe $tf-1 | grep lcme_flags | grep stale > /dev/null ||
1719 error "after writing $tf-1, it does not contain stale component"
1721 echo " **full resync"
1722 $LFS mirror resync $tf $tf-1 || error "mirror resync $tf $tf-1 failed"
1724 echo " **verify $tf-1 data consistency in all mirrors"
1726 local sum=$($LFS mirror read -N$i $tf-1 | md5sum)
1727 [[ "$sum" = "$sum0" ]] ||
1728 error "$tf-1.$i: checksum mismatch: $sum != $sum0"
1731 echo " **verify files be RDONLY"
1732 verify_flr_state $tf "ro"
1733 verify_flr_state $tf-1 "ro"
1735 # file should not have stale component
1736 echo " **verify files do not contain stale component"
1737 $LFS getstripe $tf | grep lcme_flags | grep stale &&
1738 error "after resyncing $tf, it contains stale component"
1739 $LFS getstripe $tf-1 | grep lcme_flags | grep stale &&
1740 error "after resyncing $tf, it contains stale component"
1742 # verify partial resync
1743 echo " **write $tf-1 for partial resync test"
1744 dd if=/dev/zero of=$tf-1 bs=1M count=2 conv=notrunc ||
1745 error "writing $tf-1 failed"
1747 echo " **only resync mirror 2"
1748 verify_flr_state $tf-1 "wp"
1749 $LFS mirror resync --only 2 $tf-1 ||
1750 error "resync mirror 2 of $tf-1 failed"
1751 verify_flr_state $tf "ro"
1753 # resync synced mirror
1754 echo " **resync mirror 2 again"
1755 $LFS mirror resync --only 2 $tf-1 ||
1756 error "resync mirror 2 of $tf-1 failed"
1757 verify_flr_state $tf "ro"
1758 echo " **verify $tf-1 contains stale component"
1759 $LFS getstripe $tf-1 | grep lcme_flags | grep stale > /dev/null ||
1760 error "after writing $tf-1, it does not contain stale component"
1762 echo " **full resync $tf-1"
1763 $LFS mirror resync $tf-1 || error "resync of $tf-1 failed"
1764 verify_flr_state $tf "ro"
1765 echo " **full resync $tf-1 again"
1766 $LFS mirror resync $tf-1 || error "resync of $tf-1 failed"
1767 echo " **verify $tf-1 does not contain stale component"
1768 $LFS getstripe $tf | grep lcme_flags | grep stale &&
1769 error "after resyncing $tf, it contains stale component"
1773 run_test 41 "lfs mirror resync check"
1776 [[ $OSTCOUNT -lt 4 ]] && skip "need >= 4 OSTs" && return
1780 local mirror_cmd="$LFS mirror verify"
1783 # create parent directory
1784 mkdir $td || error "mkdir $td failed"
1786 $mirror_cmd &> /dev/null && error "no file name given"
1787 $mirror_cmd $tf &> /dev/null && error "cannot stat file $tf"
1788 $mirror_cmd $td &> /dev/null && error "$td is not a regular file"
1790 # create mirrored files
1791 $LFS mirror create -N -E 4M -S 1M -E 10M -E EOF $tf ||
1792 error "create mirrored file $tf failed"
1793 $LFS mirror create -N -E 2M -S 1M -E EOF \
1794 -N -E 6M -E 8M -E EOF \
1795 -N -E 16M -E EOF $tf-1 ||
1796 error "create mirrored file $tf-1 failed"
1797 $LFS mirror create -N -c 2 -o 1,3 -N -S 2M -c -1 $tf-2 ||
1798 error "create mirrored file $tf-2 failed"
1800 # write data in [0, 10M)
1801 for i in $tf $tf-1 $tf-2; do
1802 yes | dd of=$i bs=1M count=10 iflag=fullblock conv=notrunc ||
1803 error "write $i failed"
1806 # resync the mirrored files
1807 $LFS mirror resync $tf-1 $tf-2 ||
1808 error "resync $tf-1 $tf-2 failed"
1810 # verify the mirrored files
1811 $mirror_cmd $tf-1 $tf-2 ||
1812 error "verify $tf-1 $tf-2 failed"
1814 get_mirror_ids $tf-1
1815 $mirror_cmd --only ${mirror_array[0]} $tf-1 &> /dev/null &&
1816 error "at least 2 mirror ids needed with '--only' option"
1817 $mirror_cmd --only ${mirror_array[0]},${mirror_array[1]} $tf-1 $tf-2 \
1819 error "'--only' option cannot be used upon multiple files"
1820 $mirror_cmd --only 65534,${mirror_array[0]},65535 $tf-1 &&
1821 error "invalid specified mirror ids"
1823 # change the content of $tf and merge it into $tf-1
1825 echo a | dd of=$tf bs=1M seek=$i conv=notrunc ||
1826 error "change $tf with seek=$i failed"
1827 echo b | dd of=$tf-1 bs=1M seek=$i conv=notrunc ||
1828 error "change $tf-1 with seek=$i failed"
1831 $LFS mirror resync $tf-1 || error "resync $tf-1 failed"
1832 $LFS mirror extend --no-verify -N -f $tf $tf-1 ||
1833 error "merge $tf into $tf-1 failed"
1835 # verify the mirrored files
1836 echo "Verify $tf-1 without -v option:"
1837 $mirror_cmd $tf-1 &&
1838 error "verify $tf-1 should fail" || echo "PASS"
1840 echo "Verify $tf-1 with -v option:"
1841 $mirror_cmd -v $tf-1 &&
1842 error "verify $tf-1 should fail"
1844 get_mirror_ids $tf-1
1845 echo "Verify $tf-1 with --only option:"
1846 $mirror_cmd -v --only ${mirror_array[1]},${mirror_array[-1]} $tf-1 &&
1847 error "verify $tf-1 with mirror ${mirror_array[1]} and" \
1848 "${mirror_array[-1]} should fail"
1850 $mirror_cmd --only ${mirror_array[0]},${mirror_array[1]} $tf-1 ||
1851 error "verify $tf-1 with mirror ${mirror_array[0]} and" \
1852 "${mirror_array[1]} should succeed"
1854 # set stale components in $tf-1
1855 for i in 0x40002 0x40003; do
1856 $LFS setstripe --comp-set -I$i --comp-flags=stale $tf-1 ||
1857 error "set stale flag on component $i failed"
1860 # verify the mirrored file
1861 echo "Verify $tf-1 with stale components:"
1862 $mirror_cmd -vvv $tf-1 ||
1863 error "verify $tf-1 with stale components should succeed"
1865 echo "Verify $tf-1 with stale components and --only option:"
1866 $mirror_cmd -vvv --only ${mirror_array[1]},${mirror_array[-1]} $tf-1 ||
1867 error "verify $tf-1 with mirror ${mirror_array[1]} and" \
1868 "${mirror_array[-1]} should succeed"
1870 run_test 42 "lfs mirror verify"
1872 # inactivate one OST && write && restore the OST
1876 local PARAM="osp.${FSNAME}-OST000${ost}-osc-M*.active"
1879 wait=$(do_facet $SINGLEMDS \
1880 "$LCTL get_param -n lod.*MDT0000-*.qos_maxage")
1881 wait=${wait%%[^0-9]*}
1883 echo " **deactivate OST$ost, waiting for $((wait*2+2)) seconds"
1884 $(do_facet $SINGLEMDS "$LCTL set_param -n $PARAM 0")
1885 # lod_qos_statfs_update needs 2*$wait seconds to refresh targets statfs
1886 sleep $(($wait * 2 + 2))
1887 echo " **write $file"
1888 dd if=/dev/zero of=$file bs=1M count=1 || error "write $file failed"
1889 echo " **restore activating OST$ost, waiting for $((wait*2+2)) seconds"
1890 $(do_facet $SINGLEMDS "$LCTL set_param -n $PARAM 1")
1891 sleep $((wait * 2 + 2))
1893 local flags=$($LFS getstripe -v $file | awk '/lcm_flags:/ { print $2 }')
1894 [ $flags = wp ] || error "file mirror state $flags != wp"
1898 [ $OSTCOUNT -lt 3 ] && skip "needs >= 3 OSTs" && return
1900 local tf=$DIR/$tfile
1904 ## mirror 0 ost (0, 1)
1905 ## mirror 1 ost (1, 2)
1906 ## mirror 2 ost (2, 0)
1907 $LFS mirror create -N -Eeof -c2 -o0,1 -N -Eeof -c2 -o1,2 \
1908 -N -Eeof -c2 -o2,0 $tf ||
1909 error "create 3 mirrors file $tf failed"
1911 ################## OST0 ###########################################
1913 echo " **verify components"
1914 verify_comp_attr lcme_flags $tf 0x10001 init,stale
1915 verify_comp_attr lcme_flags $tf 0x20002 init
1916 verify_comp_attr lcme_flags $tf 0x30003 init,stale
1919 echo " **resync $tf"
1920 $LFS mirror resync $tf
1921 flags=$($LFS getstripe -v $tf | awk '/lcm_flags:/ { print $2 }')
1922 [ $flags = ro ] || error "file mirror state $flags != ro"
1924 ################## OST1 ###########################################
1926 echo " **verify components"
1927 verify_comp_attr lcme_flags $tf 0x10001 init,stale
1928 verify_comp_attr lcme_flags $tf 0x20002 init,stale
1929 verify_comp_attr lcme_flags $tf 0x30003 init
1932 echo " **resync $tf"
1933 $LFS mirror resync $tf
1934 flags=$($LFS getstripe -v $tf | awk '/lcm_flags:/ { print $2 }')
1935 [ $flags = ro ] || error "file mirror state $flags != ro"
1937 ################## OST2 ###########################################
1939 echo " **verify components"
1940 verify_comp_attr lcme_flags $tf 0x10001 init
1941 verify_comp_attr lcme_flags $tf 0x20002 init,stale
1942 verify_comp_attr lcme_flags $tf 0x30003 init,stale
1944 run_test 43a "mirror pick on write"
1947 local tf=$DIR/$tdir/$tfile
1949 test_mkdir $DIR/$tdir
1952 # create 3 mirrors FLR file, the first 2 mirrors are preferred
1953 $LFS setstripe -N -Eeof --flags=prefer -N -Eeof --flags=prefer \
1954 -N -Eeof $tf || error "create 3 mirrors file $tf failed"
1955 verify_flr_state $tf "ro"
1957 echo " ** write to $tf"
1958 dd if=/dev/zero of=$tf bs=1M count=1 || error "write $tf failed"
1959 verify_flr_state $tf "wp"
1961 echo " ** resync $tf"
1962 $LFS mirror resync $tf || error "resync $tf failed"
1963 verify_flr_state $tf "ro"
1965 run_test 43b "allow writing to multiple preferred mirror file"
1968 [ $MDSCOUNT -lt 2 ] && skip "needs >= 2 MDTs" && return
1971 local tf=$DIR/$tdir/$tfile
1972 local tf1=$DIR/$tdir-1/$tfile-1
1974 $LFS setdirstripe -i 0 -c 1 $DIR/$tdir ||
1975 error "create directory failed"
1976 $LFS setdirstripe -i 1 -c 1 $DIR/$tdir-1 ||
1977 error "create remote directory failed"
1978 rm -f $tf $tf1 $tf.mirror~2
1979 # create file with 4 mirrors
1980 $LFS mirror create -N -E 2M -S 1M -E 4M -E -1 \
1981 -N -E 1M -E 2M -E 3M -E -1 -N2 $tf ||
1982 error "create PFLR file $tf failed"
1984 # file should be in ro status
1985 verify_flr_state $tf "ro"
1987 # write data in [0, 3M)
1988 dd if=/dev/urandom of=$tf bs=1M count=3 conv=notrunc ||
1989 error "writing $tf failed"
1991 verify_flr_state $tf "wp"
1993 # disallow destroying the last non-stale mirror
1994 ! $LFS mirror delete --mirror-id 1 $tf > /dev/null 2>&1 ||
1995 error "destroying mirror 1 should fail"
1997 # synchronize all mirrors of the file
1998 $LFS mirror resync $tf || error "mirror resync $tf failed"
2000 verify_flr_state $tf "ro"
2003 $LFS mirror split --mirror-id 1 -f $tf1 $tf ||
2004 error "split to $tf1 failed"
2006 local idx0=$($LFS getstripe -m $tf)
2007 local idx1=$($LFS getstripe -m $tf1)
2009 [[ x$idx0 == x0 ]] || error "$tf is not on MDT0"
2010 [[ x$idx1 == x1 ]] || error "$tf1 is not on MDT1"
2012 # verify mirror count
2013 verify_mirror_count $tf 3
2014 verify_mirror_count $tf1 1
2016 $LFS mirror split --mirror-id 2 $tf ||
2017 error "split mirror 2 failed"
2019 verify_mirror_count $tf 2
2020 verify_mirror_count $tf.mirror~2 1
2022 $LFS setstripe --comp-set -I 0x30008 --comp-flags=stale $tf ||
2023 error "setting stale flag on component 0x30008 failed"
2025 # disallow destroying the last non-stale mirror
2026 ! $LFS mirror split --mirror-id 4 -d $tf > /dev/null 2>&1 ||
2027 error "destroying mirror 4 should fail"
2029 $LFS mirror resync $tf || error "resynchronizing $tf failed"
2031 $LFS mirror split --mirror-id 3 -d $tf ||
2032 error "destroying mirror 3 failed"
2033 verify_mirror_count $tf 1
2035 # verify splitted file contains the same content as the orig file does
2036 diff $tf $tf1 || error "splited file $tf1 diffs from $tf"
2037 diff $tf $tf.mirror~2 ||
2038 error "splited file $tf.mirror~2 diffs from $tf"
2040 run_test 44 "lfs mirror split check"
2043 local tf=$DIR/$tdir/$tfile
2045 stack_trap "rm -f $tf"
2047 [ $MDS1_VERSION -ge $(version_code 2.14.52) ] ||
2048 skip "Need MDS version at least 2.14.52"
2050 [ "$FSTYPE" != "zfs" ] || skip "ZFS file's block number is not accurate"
2052 mkdir -p $DIR/$tdir || error "create directroy failed"
2054 dd if=/dev/zero of=$tf bs=1M count=10 || error "dd write $tfile failed"
2056 block1=$(( $(stat -c "%b*%B" $tf) ))
2057 echo " ** before mirror ops, file blocks=$((block1/1024)) KiB"
2059 $LFS mirror extend -N2 -c1 $tf || error "mirror extend $tfile failed"
2061 block2=$(( $(stat -c "%b*%B" $tf) ))
2062 echo " ** after mirror extend, file blocks=$((block2/1024)) KiB"
2064 $LFS mirror split -d --mirror-id=2 $tf ||
2065 error "mirror split $tfile failed"
2066 $LFS mirror split -d --mirror-id=3 $tf ||
2067 error "mirror split $tfile failed"
2070 block3=$(( $(stat -c "%b*%B" $tf) ))
2071 echo " ** after mirror split, file blocks=$((block3/1024)) KiB"
2073 [[ $block1 -eq $block3 ]] ||
2074 error "mirror split does not reduce block# $block3 != $block1"
2076 run_test 44c "lfs mirror split reduces block size of a file"
2079 [ $OSTCOUNT -lt 2 ] && skip "needs >= 2 OSTs"
2081 local file=$DIR/$tdir/$tfile
2082 local dir=$DIR/$tdir/$dir
2083 local temp=$DIR/$tdir/template
2085 test_mkdir $DIR/$tdir
2087 $LFS setstripe -N -E1m -S1m -c2 -o0,1 -E2m -Eeof -N -E4m -Eeof \
2088 -N -E3m -S1m -Eeof -N -E8m -Eeof $file ||
2089 error "Create $file failed"
2091 verify_yaml_layout $file $file.copy $temp "1. FLR file"
2092 rm -f $file $file.copy
2094 $LFS setstripe -N -E1m -S1m -c2 -o0,1 -E2m -Eeof -N -E4m -Eeof \
2095 -N -E3m -S1m -Eeof -N -E8m --flags=prefer -Eeof $file ||
2096 error "Create $file failed"
2098 verify_yaml_layout $file $file.copy $temp "2. FLR file with flags"
2100 run_test 45 "Verify setstripe/getstripe with YAML with FLR file"
2107 $LFS setstripe --copy=$src $dst || error "setstripe $dst failed"
2109 local layout1=$(get_layout_param $src)
2110 local layout2=$(get_layout_param $dst)
2111 # compare their layout info
2112 [ "$layout1" == "$layout2" ] ||
2113 error "$msg_prefix $src <=> $dst layouts are not equal"
2117 [ $OSTCOUNT -lt 2 ] && skip "needs >= 2 OSTs" && return
2119 local file=$DIR/$tdir/$tfile
2120 test_mkdir $DIR/$tdir
2122 ########################### 1. PFL file #############################
2123 echo " ** 1. PFL file"
2125 $LFS setstripe -E1m -S 1M -c2 -o0,1 -E2m -c2 -E3m -o1,0 -E4m -c1 -E-1 \
2126 $file || error "1. Create PFL $file failed"
2129 verify_46 $file $file.copy "1. PFL file"
2131 ########################### 2. plain file ###########################
2132 echo " ** 2. plain file"
2134 $LFS setstripe -c2 -o0,1 -i1 $file ||
2135 error "2. Create plain $file failed"
2138 verify_46 $file $file.copy "2. plain file"
2140 ########################### 3. FLR file #############################
2141 echo " ** 3. FLR file"
2143 $LFS setstripe -N -E1m -S 1M -c2 -o0,1 -E4m -c1 -Eeof -N -E16m -Eeof \
2144 $file || error "3. Create FLR $file failed"
2147 verify_46 $file $file.copy "3. FLR file"
2149 local dir=$DIR/$tdir/dir
2150 ########################### 4. PFL dir ##############################
2151 echo " ** 4. PFL dir"
2153 $LFS setstripe -E1m -S 1M -c2 -E2m -c1 -E-1 $dir ||
2154 error "4. setstripe PFL $dir failed"
2156 test_mkdir $dir.copy
2157 verify_46 $dir $dir.copy "4. PFL dir"
2159 ########################### 5. plain dir ############################
2160 echo " ** 5. plain dir"
2161 $LFS setstripe -c2 -i-1 $dir || error "5. setstripe plain $dir failed"
2163 verify_46 $dir $dir.copy "5. plain dir"
2165 ########################### 6. FLR dir ##############################
2166 echo " ** 6. FLR dir"
2167 $LFS setstripe -N -E1m -S 1M -c2 -E2m -c1 -Eeof -N -E4m -Eeof $dir ||
2168 error "6. setstripe FLR $dir failed"
2170 verify_46 $dir $dir.copy "6. FLR dir"
2172 ########################### 7. SEL file ##############################
2173 echo " ** 7. SEL file"
2175 $LFS setstripe -E256M -S 1M -c2 -o0,1 -z 64M -E-1 -o1,0 -z 128M \
2176 $file || error "Create $file failed"
2179 verify_46 $file $file.copy "7. SEL file"
2181 ########################### 8. SEL dir ##############################
2182 echo " ** 8. SEL dir"
2183 $LFS setstripe -E256M -S 1M -c2 -z 64M -E-1 -z 128M \
2184 $dir || error "setstripe $dir failed"
2186 verify_46 $dir $dir.copy "8. SEL dir"
2188 ########################### 9. FLR SEL file ##########################
2189 echo " ** 9. FLR SEL file"
2191 $LFS setstripe -N -E256M -c2 -z 64M -E-1 -z 128M \
2192 -N -E1G -c4 -z128M -E-1 -z256M $file || error "Create $file failed"
2195 verify_46 $file $file.copy "9. SEL file"
2197 ########################### 10. FLR SEL dir #########################
2198 echo " ** 10. FLR SEL dir"
2199 $LFS setstripe -N -E256M -c2 -z 64M -E-1 -z 128M \
2200 -N -E1G -c4 -z128M -E-1 -z256M $dir || error "Create $file failed"
2202 verify_46 $dir $dir.copy "10. SEL dir"
2204 run_test 46 "Verify setstripe --copy option"
2207 [ $OSTCOUNT -lt 3 ] && skip "needs >= 3 OSTs" && return
2209 local file=$DIR/$tdir/$tfile
2214 test_mkdir $DIR/$tdir
2218 # mirror1: [comp0]ost0, [comp1]ost1 and ost2
2219 # mirror2: [comp2] , [comp3] should not use ost1 or ost2
2220 $LFS mirror create -N -E2m -c1 -o0 --flags=prefer -Eeof -c2 -o1,2 \
2221 -N -E2m -c1 -Eeof -c1 $file || error "create FLR $file failed"
2222 ids=($($LFS getstripe $file | awk '/lcme_id/{print $2}' | tr '\n' ' '))
2224 dd if=/dev/zero of=$file bs=1M count=3 || error "dd $file failed"
2225 $LFS mirror resync $file || error "resync $file failed"
2227 ost=$($LFS getstripe -I${ids[2]} $file | awk '/l_ost_idx/{print $5}')
2228 if [[ x$ost == "x0," ]]; then
2229 $LFS getstripe $file
2230 error "component ${ids[2]} objects allocated on $ost " \
2234 ost=$($LFS getstripe -I${ids[3]} $file | awk '/l_ost_idx/{print $5}')
2235 if [[ x$ost == "x1," || x$ost == "x2," ]]; then
2236 $LFS getstripe $file
2237 error "component ${ids[3]} objects allocated on $ost " \
2238 "shouldn't on OST1 or on OST2"
2243 # mirror1: [comp0] [comp1]
2244 # mirror2: [comp2] [comp3]
2245 # mirror3: [comp4] [comp5]
2246 # mirror4: [comp6] [comp7]
2247 $LFS mirror create -N4 -E1m -c1 -Eeof -c1 $file ||
2248 error "create FLR $file failed"
2249 ids=($($LFS getstripe $file | awk '/lcme_id/{print $2}' | tr '\n' ' '))
2251 dd if=/dev/zero of=$file bs=1M count=3 || error "dd $file failed"
2252 $LFS mirror resync $file || error "resync $file failed"
2254 for ((i = 0; i < 6; i++)); do
2255 osts[$i]=$($LFS getstripe -I${ids[$i]} $file |
2256 awk '/l_ost_idx/{print $5}')
2258 # comp[0],comp[2],comp[4] should use different osts
2259 if [[ ${osts[0]} == ${osts[2]} || ${osts[0]} == ${osts[4]} ||
2260 ${osts[2]} == ${osts[4]} ]]; then
2261 $LFS getstripe $file
2262 error "component ${ids[0]}, ${ids[2]}, ${ids[4]} have objects "\
2263 "allocated on duplicated OSTs"
2265 # comp[1],comp[3],comp[5] should use different osts
2266 if [[ ${osts[1]} == ${osts[3]} || ${osts[1]} == ${osts[5]} ||
2267 ${osts[3]} == ${osts[5]} ]]; then
2268 $LFS getstripe $file
2269 error "component ${ids[1]}, ${ids[3]}, ${ids[5]} have objects "\
2270 "allocated on duplicated OSTs"
2275 run_test 47 "Verify mirror obj alloc"
2278 [ $MDS1_VERSION -lt $(version_code 2.11.55) ] &&
2279 skip "Need MDS version at least 2.11.55"
2281 local tf=$DIR/$tfile
2284 echo " ** create 2 mirrors FLR file $tf"
2285 $LFS mirror create -N -E2M -Eeof --flags prefer \
2286 -N -E1M -Eeof $tf ||
2287 error "create FLR file $tf failed"
2290 dd if=/dev/urandom of=$tf bs=1M count=3 || error "write $tf failed"
2291 verify_flr_state $tf "wp"
2293 local sum0=$(md5sum < $tf)
2295 echo " ** resync the file"
2296 $LFS mirror resync $tf
2298 echo " ** snapshot mirror 2"
2299 $LFS setstripe --comp-set -I 0x20003 --comp-flags=nosync $tf
2301 echo " ** write it again"
2302 dd if=/dev/urandom of=$tf bs=1M count=3 || error "write $tf failed"
2303 echo " ** resync it again"
2304 $LFS mirror resync $tf
2306 verify_flr_state $tf "wp"
2307 verify_comp_attr lcme_flags $tf 0x20003 nosync,stale
2309 local sum1=$($LFS mirror read -N1 $tf | md5sum)
2310 local sum2=$($LFS mirror read -N2 $tf | md5sum)
2312 echo " ** verify mirror 2 doesn't change"
2313 echo "original checksum: $sum0"
2314 echo "mirror 1 checksum: $sum1"
2315 echo "mirror 2 checksum: $sum2"
2316 [[ $sum0 = $sum2 ]] ||
2317 error "original checksum: $sum0, mirror 2 checksum: $sum2"
2318 echo " ** mirror 2 stripe info"
2319 $LFS getstripe -v --mirror-index=2 $tf
2321 echo " ** resync mirror 2"
2322 $LFS mirror resync --only 2 $tf
2324 verify_flr_state $tf "ro"
2325 verify_comp_attr lcme_flags $tf 0x20003 nosync,^stale
2327 sum1=$($LFS mirror read -N1 $tf | md5sum)
2328 sum2=$($LFS mirror read -N2 $tf | md5sum)
2330 echo " ** verify mirror 2 resync-ed"
2331 echo "original checksum: $sum0"
2332 echo "mirror 1 checksum: $sum1"
2333 echo "mirror 2 checksum: $sum2"
2334 [[ $sum1 = $sum2 ]] ||
2335 error "mirror 1 checksum: $sum1, mirror 2 checksum: $sum2"
2336 echo " ** mirror 2 stripe info"
2337 $LFS getstripe -v --mirror-index=2 $tf
2339 run_test 48 "Verify snapshot mirror"
2348 [ "$OSTCOUNT" -lt "2" ] && skip_env "needs >= 2 OSTs"
2350 trap cleanup_49 EXIT RETURN
2352 local file=$DIR/$tfile
2354 $LFS setstripe -N -E eof -c1 -o1 -N -E eof -c1 -o0 $file ||
2355 error "setstripe on $file"
2357 dd if=/dev/zero of=$file bs=1M count=1 || error "dd failed for $file"
2358 $LFS mirror resync $file
2360 filefrag -ves $file || error "filefrag $file failed"
2361 filefrag_op=$(filefrag -ve -k $file |
2362 sed -n '/ext:/,/found/{/ext:/d; /found/d; p}')
2364 #Filesystem type is: bd00bd0
2365 #File size of /mnt/lustre/f49a.sanity-flr is 1048576 (1024 blocks of 1024 bytes)
2366 # ext: device_logical: physical_offset: length: dev: flags:
2367 # 0: 0.. 1023: 1572864.. 1573887: 1024: 0001: net,eof
2368 # 1: 0.. 1023: 1572864.. 1573887: 1024: 0000: last,net,eof
2369 #/mnt/lustre/f49a.sanity-flr: 2 extents found
2371 last_lun=$(echo $filefrag_op | cut -d: -f5)
2375 for line in $filefrag_op; do
2376 frag_lun=$(echo $line | cut -d: -f5)
2377 ext_len=$(echo $line | cut -d: -f4)
2378 if [[ "$frag_lun" != "$last_lun" ]]; then
2379 if (( tot_len != 1024 )); then
2381 error "$file: OST$last_lun $tot_len != 1024"
2387 (( tot_len += ext_len ))
2390 if (( num_luns != 2 || tot_len != 1024 )); then
2392 error "$file: $num_luns != 2, $tot_len != 1024 on OST$last_lun"
2395 echo "FIEMAP on $file succeeded"
2397 run_test 49a "FIEMAP upon FLR file"
2399 test_50A() { # EX-2179
2402 local file=$DIR/$tdir/$tfile
2404 $LFS setstripe -c1 -i0 $file || error "setstripe $file failed"
2406 $LFS mirror extend -N -c1 -i1 $file ||
2407 error "extending mirror for $file failed"
2409 local olv=$($LFS getstripe $file | awk '/lcm_layout_gen/{print $2}')
2413 $LFS mirror split -d --mirror-id=1 $file || error "split $file failed"
2415 local flv=$($LFS getstripe $file | awk '/lcm_layout_gen/{print $2}')
2417 echo "$file layout generation from $olv to $flv"
2418 (( $flv != ($olv + 1) )) &&
2419 error "split does not increase layout gen from $olv to $flv"
2421 dd if=/dev/zero of=$file bs=1M count=1 || error "write $file failed"
2423 $LFS getstripe -v $file || error "getstripe $file failed"
2425 run_test 50A "mirror split update layout generation"
2428 $LCTL get_param osc.*.import | grep -q 'connect_flags:.*seek' ||
2429 skip "OST does not support SEEK_HOLE"
2431 local file=$DIR/$tdir/$tfile
2439 echo " ** create striped file $file"
2440 $LFS setstripe -E 1M -c1 -S 1M -E eof -c2 -S1M $file ||
2441 error "cannot create file with PFL layout"
2442 echo " ** write 1st data chunk at 1M boundary"
2443 dd if=/dev/urandom of=$file bs=1k count=20 seek=1021 ||
2444 error "cannot write data at 1M boundary"
2445 echo " ** write 2nd data chunk at 2M boundary"
2446 dd if=/dev/urandom of=$file bs=1k count=20 seek=2041 ||
2447 error "cannot write data at 2M boundary"
2448 echo " ** create hole at the file end"
2449 $TRUNCATE $file 3700000 || error "truncate fails"
2451 echo " ** verify sparseness"
2452 offset=$(lseek_test -d 1000 $file)
2453 echo " first data offset: $offset"
2454 [[ $offset == 1000 ]] &&
2455 error "src: data is not expected at offset $offset"
2456 offset=$(lseek_test -l 3500000 $file)
2457 echo " hole at the end: $offset"
2458 [[ $offset == 3500000 ]] ||
2459 error "src: hole is expected at offset $offset"
2461 echo " ** extend the file with new mirror"
2462 # migrate_copy_data() is used
2463 $LFS mirror extend -N -E 2M -S 1M -E 1G -S 2M -E eof $file ||
2464 error "cannot create mirror"
2465 $LFS getstripe $file | grep lcme_flags | grep stale > /dev/null &&
2466 error "$file still has stale component"
2468 # check migrate_data_copy() was correct
2469 sum_1=$($LFS mirror read -N 1 $file | md5sum)
2470 sum_2=$($LFS mirror read -N 2 $file | md5sum)
2471 [[ $sum_1 == $sum_2 ]] ||
2472 error "data mismatch: \'$sum_1\' vs. \'$sum_2\'"
2474 # stale first mirror
2475 $LFS setstripe --comp-set -I0x10001 --comp-flags=stale $file
2476 $LFS setstripe --comp-set -I0x10002 --comp-flags=stale $file
2478 echo " ** verify mirror #2 sparseness"
2479 offset=$(lseek_test -d 1000 $file)
2480 echo " first data offset: $offset"
2481 [[ $offset == 1000 ]] &&
2482 error "dst: data is not expected at offset $offset"
2483 offset=$(lseek_test -l 3500000 $file)
2484 echo " hole at the end: $offset"
2485 [[ $offset == 3500000 ]] ||
2486 error "dst: hole is expected at offset $offset"
2488 echo " ** copy mirror #2 to mirror #1"
2489 $LFS mirror copy -i 2 -o 1 $file || error "mirror copy fails"
2490 $LFS getstripe $file | grep lcme_flags | grep stale > /dev/null &&
2491 error "$file still has stale component"
2493 # check llapi_mirror_copy_many correctness
2494 sum_1=$($LFS mirror read -N 1 $file | md5sum)
2495 sum_2=$($LFS mirror read -N 2 $file | md5sum)
2496 [[ $sum_1 == $sum_2 ]] ||
2497 error "data mismatch: \'$sum_1\' vs. \'$sum_2\'"
2499 # stale 1st component of mirror #2 before lseek call
2500 $LFS setstripe --comp-set -I0x20001 --comp-flags=stale $file
2502 echo " ** verify mirror #1 sparseness again"
2503 offset=$(lseek_test -d 1000 $file)
2504 echo " first data offset: $offset"
2505 [[ $offset == 1000 ]] &&
2506 error "dst: data is not expected at offset $offset"
2507 offset=$(lseek_test -l 3500000 $file)
2508 echo " hole at the end: $offset"
2509 [[ $offset == 3500000 ]] ||
2510 error "dst: hole is expected at offset $offset"
2512 cancel_lru_locks osc
2514 blocks=$(stat -c%b $file)
2515 echo " ** final consumed blocks: $blocks"
2516 # for 3.5Mb file consumes ~6000 blocks, use 1000 to check
2517 # that file is still sparse
2518 (( blocks < 1000 )) ||
2519 error "Mirrored file consumes $blocks blocks"
2523 run_test 50a "mirror extend/copy preserves sparseness"
2526 $LCTL get_param osc.*.import | grep -q 'connect_flags:.*seek' ||
2527 skip "OST does not support SEEK_HOLE"
2529 local file=$DIR/$tdir/$tfile
2537 echo " ** create mirrored file $file"
2538 $LFS mirror create -N -E1M -c1 -S1M -E eof \
2539 -N -E2M -S1M -E eof -S2M $file ||
2540 error "cannot create mirrored file"
2541 echo " ** write data chunk at 1M boundary"
2542 dd if=/dev/urandom of=$file bs=1k count=20 seek=1021 ||
2543 error "cannot write data at 1M boundary"
2544 echo " ** create hole at the file end"
2545 $TRUNCATE $file 3700000 || error "truncate fails"
2547 echo " ** verify sparseness"
2548 offset=$(lseek_test -d 1000 $file)
2549 echo " first data offset: $offset"
2550 [[ $offset == 1000 ]] &&
2551 error "src: data is not expected at offset $offset"
2552 offset=$(lseek_test -l 3500000 $file)
2553 echo " hole at the end: $offset"
2554 [[ $offset == 3500000 ]] ||
2555 error "src: hole is expected at 3500000"
2557 echo " ** resync mirror #2 to mirror #1"
2558 $LFS mirror resync $file
2560 # check llapi_mirror_copy_many correctness
2561 sum_1=$($LFS mirror read -N 1 $file | md5sum)
2562 sum_2=$($LFS mirror read -N 2 $file | md5sum)
2563 [[ $sum_1 == $sum_2 ]] ||
2564 error "data mismatch: \'$sum_1\' vs. \'$sum_2\'"
2566 cancel_lru_locks osc
2568 blocks=$(stat -c%b $file)
2569 echo " ** consumed blocks: $blocks"
2570 # without full punch() support the first component can be not sparse
2571 # but the last one should be, so file should use far fewer blocks
2572 (( blocks < 5000 )) ||
2573 error "Mirrored file consumes $blocks blocks"
2575 # stale first component in mirror #1
2576 $LFS setstripe --comp-set -I0x10001 --comp-flags=stale,nosync $file
2577 echo " ** truncate file down"
2579 echo " ** write data chunk at 2M boundary"
2580 dd if=/dev/urandom of=$file bs=1k count=20 seek=2041 conv=notrunc ||
2581 error "cannot write data at 2M boundary"
2582 echo " ** resync mirror #2 to mirror #1 with nosync 1st component"
2583 $LFS mirror resync $file || error "mirror rsync fails"
2584 # first component is still stale
2585 $LFS getstripe $file | grep 'lcme_flags:.*stale' > /dev/null ||
2586 error "$file still has no stale component"
2587 echo " ** resync mirror #2 to mirror #1 again"
2588 $LFS setstripe --comp-set -I0x10001 --comp-flags=stale,^nosync $file
2589 $LFS mirror resync $file || error "mirror rsync fails"
2590 $LFS getstripe $file | grep 'lcme_flags:.*stale' > /dev/null &&
2591 error "$file still has stale component"
2593 # check llapi_mirror_copy_many correctness
2594 sum_1=$($LFS mirror read -N 1 $file | md5sum)
2595 sum_2=$($LFS mirror read -N 2 $file | md5sum)
2596 [[ $sum_1 == $sum_2 ]] ||
2597 error "data mismatch: \'$sum_1\' vs. \'$sum_2\'"
2599 cancel_lru_locks osc
2601 blocks=$(stat -c%b $file)
2602 echo " ** final consumed blocks: $blocks"
2603 # while the first component can lose sparseness, the last one should
2604 # not, so whole file should still use far fewer blocks in total
2605 (( blocks < 3000 )) ||
2606 error "Mirrored file consumes $blocks blocks"
2609 run_test 50b "mirror rsync handles sparseness"
2612 local tf=$DIR/$tdir/$tfile
2614 test_mkdir $DIR/$tdir
2616 $LFS setstripe -N2 -c-1 $tf || error "create FLR $tf failed"
2617 verify_flr_state $tf "ro"
2619 if [[ "$FSTYPE" == "ldiskfs" ]]; then
2620 # ZFS does not support fallocate for now
2621 fallocate -p -o 1MiB -l 1MiB $tf ||
2622 error "punch hole in $tf failed"
2623 verify_flr_state $tf "wp"
2626 dd if=/dev/zero of=$tf bs=4096 count=4 || error "write $tf failed"
2627 $LFS mirror resync $tf || error "mirror resync $tf failed"
2628 verify_flr_state $tf "ro"
2630 $MULTIOP $tf OSMWUc || error "$MULTIOP $tf failed"
2631 verify_flr_state $tf "wp"
2633 run_test 50c "punch_hole/mmap_write stale other mirrors"
2636 $LCTL get_param osc.*.import | grep -q 'connect_flags:.*seek' ||
2637 skip "OST does not support SEEK_HOLE"
2639 local file=$DIR/$tdir/$tfile
2640 local old_size=2147483648 # 2GiB
2644 dd if=/dev/urandom of=$file bs=4096 count=1 seek=$((134217728 / 4096))
2645 $TRUNCATE $file $old_size
2647 $LFS mirror extend -N -c 1 $file
2648 dd if=/dev/urandom of=$file bs=4096 count=1 seek=$((134217728 / 4096)) conv=notrunc
2649 $LFS mirror resync $file
2651 new_size=$(stat --format='%s' $file)
2652 if ((new_size != old_size)); then
2653 error "new_size ($new_size) is not equal to old_size ($old_size)"
2658 run_test 60a "mirror extend sets correct size on sparse file"
2661 local tf=$DIR/$tdir/$tfile
2663 test_mkdir $DIR/$tdir
2667 $LFS mirror create -N -E 1M -c -1 -E eof -N $tf
2671 echo "mirror create pid $c_pid"
2674 $LFS mirror split -d --mirror-id=1 $tf &> /dev/null
2677 echo "mirror split pid $s_pid"
2679 echo "mirror create and split race for 60 seconds, should not crash"
2681 kill -9 $c_pid &> /dev/null
2682 kill -9 $s_pid &> /dev/null
2687 run_test 70 "mirror create and split race"
2689 ctrl_file=$(mktemp /tmp/CTRL.XXXXXX)
2690 lock_file=$(mktemp /var/lock/FLR.XXXXXX)
2695 local fsize=$(stat --printf=%s $tf)
2697 while [ -f $ctrl_file ]; do
2698 local off=$((RANDOM << 8))
2699 local len=$((RANDOM << 5 + 131072))
2701 [ $((off + len)) -gt $fsize ] && {
2702 fsize=$((off + len))
2703 echo "Extending file size to $fsize .."
2706 flock -s $lock_file -c \
2707 "$MULTIOP $tf oO_WRONLY:z${off}w${len}c" ||
2709 error "failed writing to $off:$len"; }
2710 sleep 0.$((RANDOM % 2 + 1))
2717 while [ -f $ctrl_file ]; do
2718 flock -s $lock_file -c "cat $tf &> /dev/null" ||
2719 { rm -f $ctrl_file; error "read failed"; }
2720 sleep 0.$((RANDOM % 2 + 1))
2727 options=("" "-e resync_start" "-e delay_before_copy -d 1" "" "")
2729 exec 200<>$lock_file
2730 while [ -f $ctrl_file ]; do
2731 local lock_taken=false
2732 local index=$((RANDOM % ${#options[@]}))
2733 local cmd="mirror_io resync ${options[$index]}"
2735 [ "${options[$index]}" = "" ] && cmd="$LFS mirror resync"
2737 [ $((RANDOM % 4)) -eq 0 ] && {
2743 echo -n "resync file $tf with '$cmd' .."
2745 if [[ $lock_taken = "true" ]]; then
2746 flock -x 200 -c "$cmd $tf &> /dev/null" &&
2747 echo "done" || echo "failed"
2750 $cmd $tf &> /dev/null && echo "done" || echo "failed"
2753 sleep 0.$((RANDOM % 8 + 1))
2758 local tf=$DIR/$tfile
2759 local tf2=$DIR2/$tfile
2760 local tf3=$DIR3/$tfile
2762 $LFS setstripe -E 1M -S 1M -E 2M -c 2 -E 4M -E 16M -E eof $tf
2763 $LFS setstripe -E 2M -S 1M -E 6M -c 2 -E 8M -E 32M -E eof $tf-2
2764 $LFS setstripe -E 4M -c 2 -E 8M -E 64M -E eof $tf-3
2766 $LFS mirror extend -N -f $tf-2 $tf ||
2767 error "merging $tf-2 into $tf failed"
2768 $LFS mirror extend -N -f $tf-3 $tf ||
2769 error "merging $tf-3 into $tf failed"
2771 mkdir -p $MOUNT2 && mount_client $MOUNT2
2773 mkdir -p $MOUNT3 && mount_client $MOUNT3
2775 verify_flr_state $tf3 "ro"
2777 #define OBD_FAIL_FLR_RANDOM_PICK_MIRROR 0x1A03
2778 $LCTL set_param fail_loc=0x1A03
2780 local mds_idx=mds$(($($LFS getstripe -m $tf) + 1))
2781 do_facet $mds_idx $LCTL set_param fail_loc=0x1A03
2785 write_file_200 $tf &
2791 write_file_200 $tf2 &
2794 read_file_200 $tf2 &
2797 resync_file_200 $tf3 &
2801 [ "$SLOW" = "yes" ] && sleep_time=360
2802 while [ $sleep_time -gt 0 -a -f $ctrl_file ]; do
2809 echo "Waiting ${pids[@]}"
2812 umount_client $MOUNT2
2813 umount_client $MOUNT3
2817 # resync and verify mirrors
2818 mirror_io resync $tf
2821 local csum=$($LFS mirror read -N ${mirror_array[0]} $tf | md5sum)
2822 for id in ${mirror_array[@]:1}; do
2823 [ "$($LFS mirror read -N $id $tf | md5sum)" = "$csum" ] ||
2824 error "checksum error for mirror $id"
2829 run_test 200 "stress test"
2831 cleanup_test_201() {
2833 do_facet $SINGLEMDS $LCTL --device $MDT0 changelog_deregister $CL_USER
2835 umount_client $MOUNT2
2839 local delay=${RESYNC_DELAY:-5}
2841 MDT0=$($LCTL get_param -n mdc.*.mds_server_uuid |
2842 awk '{ gsub(/_UUID/,""); print $1 }' | head -n1)
2844 trap cleanup_test_201 EXIT
2846 CL_USER=$(do_facet $SINGLEMDS $LCTL --device $MDT0 \
2847 changelog_register -n)
2849 mkdir -p $MOUNT2 && mount_client $MOUNT2
2853 local log=$($LFS changelog $MDT0 $index | grep FLRW)
2854 [ -z "$log" ] && { sleep 1; continue; }
2856 index=$(echo $log | awk '{print $1}')
2857 local ts=$(date -d "$(echo $log | awk '{print $3}')" "+%s" -u)
2858 local fid=$(echo $log | awk '{print $6}' | sed -e 's/t=//')
2859 local file=$($LFS fid2path $MOUNT2 $fid 2> /dev/null)
2862 [ -z "$file" ] && continue
2864 local now=$(date +%s)
2866 echo "file: $file $fid was modified at $ts, now: $now, " \
2867 "will be resynced at $((ts+delay))"
2869 [ $now -lt $((ts + delay)) ] && sleep $((ts + delay - now))
2871 mirror_io resync $file
2872 echo "$file resync done"
2877 run_test 201 "FLR data mover"
2880 [[ $OSTCOUNT -lt 2 ]] && skip "need >= 2 OSTs" && return
2882 local tf=$DIR/$tfile
2885 $LFS setstripe -E 1M -S 1M -c 1 $tf
2886 ids=($($LFS getstripe $tf | awk '/lcme_id/{print $2}' | tr '\n' ' '))
2887 verify_comp_attr stripe-count $tf ${ids[0]} 1
2889 $LFS setstripe --component-add -E 2M -c -1 $tf
2890 ids=($($LFS getstripe $tf | awk '/lcme_id/{print $2}' | tr '\n' ' '))
2891 verify_comp_attr stripe-count $tf ${ids[0]} 1
2892 verify_comp_attr stripe-count $tf ${ids[1]} -1
2894 dd if=/dev/zero of=$tf bs=1M count=2
2895 ids=($($LFS getstripe $tf | awk '/lcme_id/{print $2}' | tr '\n' ' '))
2896 verify_comp_attr stripe-count $tf ${ids[0]} 1
2897 verify_comp_attr stripe-count $tf ${ids[1]} $OSTCOUNT
2899 run_test 202 "lfs setstripe --add-component wide striping"
2902 [ $MDS1_VERSION -lt $(version_code 2.11.55) ] &&
2903 skip "Need MDS version at least 2.11.55"
2904 [[ $OSTCOUNT -lt 2 ]] && skip "need >= 2 OSTs"
2906 local tf=$DIR/$tfile
2909 $LFS mirror create -N2 -c1 $tf || error "create FLR file $tf"
2910 #delete first mirror
2911 $LFS mirror delete --mirror-id=1 $tf || error "delete first mirror"
2914 local old_id=$($LFS getstripe --mirror-id=2 -I $tf)
2915 local count=$($LFS getstripe --mirror-id=2 -c $tf) ||
2916 error "getstripe count of mirror 2"
2917 [[ x$count = x1 ]] || error "mirror 2 stripe count $count is not 1"
2919 #extend a mirror with 2 OSTs
2920 $LFS mirror extend -N -c2 $tf || error "extend mirror"
2923 local new_id=$($LFS getstripe --mirror-id=2 -I $tf)
2924 count=$($LFS getstripe --mirror-id=2 -c $tf) ||
2925 error "getstripe count of mirror 2"
2926 [[ x$oldid = x$newid ]] ||
2927 error "mirror 2 changed ID from $old_id to $new_id"
2928 [[ x$count = x1 ]] || error "mirror 2 stripe count $count is not 1"
2930 count=$($LFS getstripe --mirror-id=3 -c $tf) ||
2931 error "getstripe count of mirror 3"
2932 [[ x$count = x2 ]] || error "mirror 3 stripe count $count is not 2"
2934 run_test 203 "mirror file preserve mirror ID"
2936 # Simple test of FLR + self-extending layout, SEL in non-primary mirror
2938 [ "$MDS1_VERSION" -lt $(version_code $SEL_VER) ] &&
2939 skip "skipped for lustre < $SEL_VER"
2941 local comp_file=$DIR/$tdir/$tfile
2945 test_mkdir $DIR/$tdir
2947 # first mirror is 0-10M, then 10M-(-1), second mirror is 1M followed
2948 # by extension space to -1
2949 $LFS setstripe -N -E 10M -E-1 -N -E 1M -E-1 -z64M $comp_file ||
2950 error "Create $comp_file failed"
2952 # Write to first component, extending & staling second mirror
2953 dd if=/dev/zero bs=2M count=1 of=$comp_file conv=notrunc ||
2954 error "dd to extend + stale failed"
2956 $LFS getstripe $comp_file
2958 flg_opts="--component-flags init,stale"
2959 found=$($LFS find --component-end 65M $flg_opts $comp_file | wc -l)
2960 [ $found -eq 1 ] || error "write: Second comp end incorrect"
2962 flg_opts="--component-flags extension"
2963 found=$($LFS find --component-start 65M $flg_opts $comp_file | wc -l)
2964 [ $found -eq 1 ] || error "write: Third comp start incorrect"
2966 # mirror resync should not change the extents
2967 $LFS mirror resync $comp_file
2969 flg_opts="--component-flags init"
2970 found=$($LFS find --component-end 65M $flg_opts $comp_file | wc -l)
2971 [ $found -eq 1 ] || error "resync: Second comp end incorrect"
2973 flg_opts="--component-flags extension"
2974 found=$($LFS find --component-start 65M $flg_opts $comp_file | wc -l)
2975 [ $found -eq 1 ] || error "resync: Third comp start incorrect"
2977 sel_layout_sanity $comp_file 5
2981 run_test 204a "FLR write/stale/resync tests with self-extending mirror"
2983 # Simple test of FLR + self-extending layout, SEL in primary mirror
2985 [ "$MDS1_VERSION" -lt $(version_code $SEL_VER) ] &&
2986 skip "skipped for lustre < $SEL_VER"
2988 local comp_file=$DIR/$tdir/$tfile
2992 test_mkdir $DIR/$tdir
2994 # first mirror is 1M followed by extension space to -1, second mirror
2995 # is 0-10M, then 10M-(-1),
2996 $LFS setstripe -N -E 1M -E-1 -z64M -N -E 10M -E-1 $comp_file ||
2997 error "Create $comp_file failed"
2999 # Write to first component, extending first component & staling
3001 dd if=/dev/zero bs=2M count=1 of=$comp_file conv=notrunc ||
3002 error "dd to extend + stale failed"
3004 $LFS getstripe $comp_file
3006 flg_opts="--component-flags init"
3007 found=$($LFS find --component-end 65M $flg_opts $comp_file | wc -l)
3008 [ $found -eq 1 ] || error "write: First comp end incorrect"
3010 flg_opts="--component-flags extension"
3011 found=$($LFS find --component-start 65M $flg_opts $comp_file | wc -l)
3012 [ $found -eq 1 ] || error "write: Second comp start incorrect"
3014 flg_opts="--component-flags init,stale"
3015 found=$($LFS find --component-end 10M $flg_opts $comp_file | wc -l)
3016 [ $found -eq 1 ] || error "write: First mirror comp flags incorrect"
3018 # This component is staled because it overlaps the extended first
3019 # component of the primary mirror, even though it doesn't overlap
3020 # the actual write - thus not inited.
3021 flg_opts="--component-flags stale"
3022 found=$($LFS find --component-start 10M $flg_opts $comp_file | wc -l)
3023 [ $found -eq 1 ] || error "write: Second mirror comp flags incorrect"
3025 # mirror resync should not change the extents
3026 $LFS mirror resync $comp_file
3028 $LFS getstripe $comp_file
3030 flg_opts="--component-flags init"
3031 found=$($LFS find --component-end 65M $flg_opts $comp_file | wc -l)
3032 [ $found -eq 1 ] || error "resync: First comp end incorrect"
3034 flg_opts="--component-flags extension"
3035 found=$($LFS find --component-start 65M $flg_opts $comp_file | wc -l)
3036 [ $found -eq 1 ] || error "resync: Second comp start incorrect"
3038 flg_opts="--component-flags init"
3039 found=$($LFS find --component-end 10M $flg_opts $comp_file | wc -l)
3040 [ $found -eq 1 ] || error "resync: First mirror comp flags incorrect"
3042 flg_opts="--component-flags init"
3043 found=$($LFS find --component-start 10M $flg_opts $comp_file | wc -l)
3044 [ $found -eq 1 ] || error "resync: Second mirror comp flags incorrect"
3046 sel_layout_sanity $comp_file 5
3050 run_test 204b "FLR write/stale/resync tests with self-extending primary"
3052 # FLR + SEL failed extension & component removal
3053 # extension space in second mirror
3055 [ $OSTCOUNT -lt 2 ] && skip "needs >= 2 OSTs"
3056 [ "$MDS1_VERSION" -lt $(version_code $SEL_VER) ] &&
3057 skip "skipped for lustre < $SEL_VER"
3059 local comp_file=$DIR/$tdir/$tfile
3062 local ost_name=$(ostname_from_index $ost_idx1)
3064 test_mkdir $DIR/$tdir
3066 # first mirror is is 0-10M, then 10M-(-1), second mirror is 0-1M, then
3067 # extension space from 1M to 1G, then normal space to -1
3068 $LFS setstripe -N -E 10M -E-1 -N -E 1M -E 1G -i $ost_idx1 -z 64M \
3069 -E -1 $comp_file || error "Create $comp_file failed"
3071 do_facet ost1 $LCTL set_param -n obdfilter.$ost_name.degraded=1
3074 # write to first comp (0 - 10M) of mirror 1, extending + staling
3075 # first + second comp of mirror 2
3076 dd if=/dev/zero bs=2M count=1 of=$comp_file conv=notrunc
3079 do_facet ost1 $LCTL set_param -n obdfilter.$ost_name.degraded=0
3082 [ $RC -eq 0 ] || error "dd to extend + stale failed"
3084 $LFS getstripe $comp_file
3086 found=$($LFS find --component-start 0m --component-end 1m \
3087 --comp-flags init,stale $comp_file | wc -l)
3088 [ $found -eq 1 ] || error "write: First mirror comp incorrect"
3090 found=$($LFS find --component-start 1m --component-end EOF \
3091 --comp-flags stale,^init $comp_file | wc -l)
3092 [ $found -eq 1 ] || error "write: Second mirror comp incorrect"
3094 local mirror_id=$($LFS getstripe --component-start=1m \
3095 --component-end=EOF $comp_file | \
3096 grep lcme_mirror_id | awk '{ print $2 }')
3098 [[ $mirror_id -eq 2 ]] ||
3099 error "component not in correct mirror? $mirror_id"
3101 $LFS mirror resync $comp_file
3103 $LFS getstripe $comp_file
3105 # component dimensions should not change from resync
3106 found=$($LFS find --component-start 1m --component-end EOF \
3107 --component-flags init $comp_file | wc -l)
3108 [ $found -eq 1 ] || error "resync: Second mirror comp incorrect"
3110 sel_layout_sanity $comp_file 4
3114 run_test 204c "FLR write/stale/resync test with component removal"
3116 # Successful repeated component in primary mirror
3118 [ $OSTCOUNT -lt 2 ] && skip "needs >= 2 OSTs"
3119 [ "$MDS1_VERSION" -lt $(version_code $SEL_VER) ] &&
3120 skip "skipped for lustre < $SEL_VER"
3122 local comp_file=$DIR/$tdir/$tfile
3125 wait_delete_completed
3127 test_mkdir $DIR/$tdir
3129 # first mirror is 64M followed by extension space to -1, second mirror
3130 # is 0-10M, then 10M-(-1)
3131 $LFS setstripe -N -E-1 -z64M -N -E 10M -E-1 $comp_file ||
3132 error "Create $comp_file failed"
3134 local ost_idx1=$($LFS getstripe -I65537 -i $comp_file)
3135 local ost_name=$(ostname_from_index $ost_idx1)
3136 # degrade OST for first comp so we won't extend there
3137 do_facet ost$((ost_idx1+1)) $LCTL set_param -n \
3138 obdfilter.$ost_name.degraded=1
3141 # Write beyond first component, causing repeat & stale second mirror
3142 dd if=/dev/zero bs=1M count=1 seek=66 of=$comp_file conv=notrunc
3145 do_facet ost$((ost_idx1+1)) $LCTL set_param -n \
3146 obdfilter.$ost_name.degraded=0
3149 [ $RC -eq 0 ] || error "dd to repeat & stale failed"
3151 $LFS getstripe $comp_file
3153 found=$($LFS find --component-start 64m --component-end 128m \
3154 --component-flags init $comp_file | wc -l)
3155 [ $found -eq 1 ] || error "write: Repeat comp incorrect"
3157 local ost_idx2=$($LFS getstripe --component-start=64m \
3158 --component-end=128m --component-flags=init \
3160 [[ $ost_idx1 -eq $ost_idx2 ]] && error "$ost_idx1 == $ost_idx2"
3161 local mirror_id=$($LFS getstripe --component-start=64m \
3162 --component-end=128m --component-flags=init \
3163 $comp_file | grep lcme_mirror_id | awk '{ print $2 }')
3164 [[ $mirror_id -eq 1 ]] ||
3165 error "component not in correct mirror: $mirror_id, not 1"
3167 $LFS mirror resync $comp_file
3169 $LFS getstripe $comp_file
3171 # component dimensions should not change from resync
3172 found=$($LFS find --component-start 0m --component-end 64m \
3173 --component-flags init $comp_file | wc -l)
3174 [ $found -eq 1 ] || error "resync: first comp incorrect"
3175 found=$($LFS find --component-start 64m --component-end 128m \
3176 --component-flags init $comp_file | wc -l)
3177 [ $found -eq 1 ] || error "resync: repeat comp incorrect"
3179 sel_layout_sanity $comp_file 5
3183 run_test 204d "FLR write/stale/resync sel test with repeated comp"
3185 # Successful repeated component, SEL in non-primary mirror
3187 [ $OSTCOUNT -lt 2 ] && skip "needs >= 2 OSTs"
3188 [ "$MDS1_VERSION" -lt $(version_code $SEL_VER) ] &&
3189 skip "skipped for lustre < $SEL_VER"
3191 local comp_file=$DIR/$tdir/$tfile
3194 wait_delete_completed
3197 test_mkdir $DIR/$tdir
3199 # first mirror is is 0-100M, then 100M-(-1), second mirror is extension
3200 # space to -1 (-z 64M, so first comp is 0-64M)
3201 # Note: we have to place both 1st components on OST0, otherwise 2 OSTs
3202 # will be not enough - one will be degraded, the other is used on
3203 # an overlapping mirror.
3204 $LFS setstripe -N -E 100M -i 0 -E-1 -N -E-1 -i 0 -z 64M $comp_file ||
3205 error "Create $comp_file failed"
3207 local ost_idx1=$($LFS getstripe --component-start=0 \
3208 --component-end=64m -i $comp_file)
3209 local ost_name=$(ostname_from_index $ost_idx1)
3210 # degrade OST for first comp of 2nd mirror so we won't extend there
3211 do_facet ost$((ost_idx1+1)) $LCTL set_param -n \
3212 obdfilter.$ost_name.degraded=1
3215 $LFS getstripe $comp_file
3217 # Write to first component, stale & instantiate second mirror components
3218 # overlapping with the written component (0-100M);
3219 dd if=/dev/zero bs=2M count=1 of=$comp_file conv=notrunc
3222 do_facet ost$((ost_idx1+1)) $LCTL set_param -n \
3223 obdfilter.$ost_name.degraded=0
3225 $LFS getstripe $comp_file
3227 [ $RC -eq 0 ] || error "dd to repeat & stale failed"
3229 found=$($LFS find --component-start 0m --component-end 64m \
3230 --component-flags init,stale $comp_file | wc -l)
3231 [ $found -eq 1 ] || error "write: first comp incorrect"
3233 # was repeated due to degraded ost
3234 found=$($LFS find --component-start 64m --component-end 128m \
3235 --component-flags init,stale $comp_file | wc -l)
3236 [ $found -eq 1 ] || error "write: repeated comp incorrect"
3238 local ost_idx2=$($LFS getstripe --component-start=64m \
3239 --component-end=128m --component-flags=init \
3241 [[ $ost_idx1 -eq $ost_idx2 ]] && error "$ost_idx1 == $ost_idx2"
3242 local mirror_id=$($LFS getstripe --component-start=0m \
3243 --component-end=64m --component-flags=init \
3244 $comp_file | grep lcme_mirror_id | awk '{ print $2 }')
3245 [[ $mirror_id -eq 2 ]] ||
3246 error "component not in correct mirror? $mirror_id"
3248 $LFS mirror resync $comp_file
3250 $LFS getstripe $comp_file
3252 # component dimensions should not change from resync
3253 found=$($LFS find --component-start 0m --component-end 64m \
3254 --component-flags init,^stale $comp_file | wc -l)
3255 [ $found -eq 1 ] || error "resync: first comp incorrect"
3256 found=$($LFS find --component-start 64m --component-end 128m \
3257 --component-flags init,^stale $comp_file | wc -l)
3258 [ $found -eq 1 ] || error "resync: repeated comp incorrect"
3260 sel_layout_sanity $comp_file 5
3264 run_test 204e "FLR write/stale/resync sel test with repeated comp"
3266 # FLR + SEL: failed repeated component, SEL in non-primary mirror
3268 [ $OSTCOUNT -lt 2 ] && skip "needs >= 2 OSTs"
3269 [ "$MDS1_VERSION" -lt $(version_code $SEL_VER) ] &&
3270 skip "skipped for lustre < $SEL_VER"
3272 local comp_file=$DIR/$tdir/$tfile
3275 wait_delete_completed
3277 test_mkdir $DIR/$tdir
3279 pool_add $TESTNAME || error "Pool creation failed"
3280 pool_add_targets $TESTNAME 0 1 || error "Pool add targets failed"
3282 # first mirror is is 0-100M, then 100M-(-1), second mirror is extension
3283 # space to -1 (-z 64M, so first comp is 0-64M)
3284 $LFS setstripe -N -E 100M -E-1 -N --pool="$TESTNAME" \
3285 -E-1 -c 1 -z 64M $comp_file || error "Create $comp_file failed"
3287 local ost_name0=$(ostname_from_index 0)
3288 local ost_name1=$(ostname_from_index 1)
3290 # degrade both OSTs in pool, so we'll try to repeat, then fail and
3291 # extend original comp
3292 do_facet ost1 $LCTL set_param -n obdfilter.$ost_name0.degraded=1
3293 do_facet ost2 $LCTL set_param -n obdfilter.$ost_name1.degraded=1
3296 # a write to the 1st component, 100M length, which will try to stale
3297 # the first 100M of mirror 2, attempting to extend its 0-64M component
3298 dd if=/dev/zero bs=2M count=1 of=$comp_file conv=notrunc
3301 do_facet ost1 $LCTL set_param -n obdfilter.$ost_name0.degraded=0
3302 do_facet ost2 $LCTL set_param -n obdfilter.$ost_name1.degraded=0
3305 [ $RC -eq 0 ] || error "dd to extend mirror comp failed"
3307 $LFS getstripe $comp_file
3309 found=$($LFS find --component-start 0m --component-end 128m \
3310 --component-flags init,stale $comp_file | wc -l)
3311 [ $found -eq 1 ] || error "write: First mirror comp incorrect"
3313 local mirror_id=$($LFS getstripe --component-start=0m \
3314 --component-end=128m --component-flags=init \
3315 $comp_file | grep lcme_mirror_id | awk '{ print $2 }')
3317 [[ $mirror_id -eq 2 ]] ||
3318 error "component not in correct mirror? $mirror_id, not 2"
3320 $LFS mirror resync $comp_file
3322 $LFS getstripe $comp_file
3324 # component dimensions should not change from resync
3325 found=$($LFS find --component-start 0m --component-end 128m \
3326 --component-flags init,^stale $comp_file | wc -l)
3327 [ $found -eq 1 ] || error "resync: First mirror comp incorrect"
3329 sel_layout_sanity $comp_file 4
3333 run_test 204f "FLR write/stale/resync sel w/forced extension"
3335 function test_205() {
3336 local tf=$DIR/$tfile
3339 $LFS setstripe -c1 $tf
3340 $LFS mirror extend -N $tf
3341 mirrors=$($LFS getstripe $tf | grep lcme_mirror_id | wc -l )
3342 (( $mirrors == 2 )) || error "no new mirror was created?"
3344 $LFS mirror extend -N --flags=prefer $tf
3345 mirrors=$($LFS getstripe $tf | grep lcme_mirror_id | wc -l )
3346 (( $mirrors == 3 )) || error "no new mirror was created?"
3348 $($LFS getstripe $tf | grep lcme_flags: | tail -1 | grep -q prefer) ||
3349 error "prefer flag was not set on the new mirror"
3351 run_test 205 "lfs mirror extend to set prefer flag"
3353 function test_206() {
3354 # create a new OST pool
3355 local pool_name=$TESTNAME
3357 create_pool $FSNAME.$pool_name ||
3358 error "create OST pool $pool_name failed"
3359 # add OSTs into the pool
3360 pool_add_targets $pool_name 0 1 ||
3361 error "add OSTs into pool $pool_name failed"
3363 $LFS setstripe -c1 --pool=$pool_name $DIR/$tfile ||
3364 error "can't setstripe"
3365 $LFS mirror extend -N $DIR/$tfile ||
3366 error "can't create replica"
3367 if $LFS getstripe $DIR/$tfile | grep -q prefer ; then
3368 $LFS getstripe $DIR/$tfile
3369 error "prefer found"
3371 $LFS setstripe --comp-set --comp-flags=prefer -p $pool_name $DIR/$tfile || {
3372 $LFS getstripe $DIR/$tfile
3373 error "can't setstripe prefer"
3376 if ! $LFS getstripe $DIR/$tfile | grep -q prefer ; then
3377 $LFS getstripe $DIR/$tfile
3378 error "no prefer found"
3384 run_test 206 "lfs setstripe -pool .. --comp-flags=.. "
3387 local file=$DIR/$tfile
3388 local tmpfile=$DIR/$tfile-tt
3390 [ $MDS1_VERSION -lt $(version_code 2.14.50) ] &&
3391 skip "Need MDS version at least 2.14.50"
3393 stack_trap "rm -f $tmpfile $file"
3395 # generate data for verification
3396 dd if=/dev/urandom of=$tmpfile bs=1M count=1 ||
3397 error "can't generate file with random data"
3399 # create a mirrored file with one stale replica
3400 $LFS mirror create -N -S 4M -c 2 -N -S 1M -c -1 $file ||
3401 error "create mirrored file $file failed"
3402 get_mirror_ids $file
3403 echo "mirror IDs: ${mirror_array[@]}"
3405 dd if=$tmpfile of=$file bs=1M || error "can't copy"
3406 get_mirror_ids $file
3407 echo "mirror IDs: ${mirror_array[@]}"
3410 cmp $tmpfile $file || error "files don't match"
3411 get_mirror_ids $file
3412 echo "mirror IDs: ${mirror_array[@]}"
3414 # mirror creation should work fine
3415 $LFS mirror extend -N -S 8M -c -1 $file ||
3416 error "mirror extend $file failed"
3418 get_mirror_ids $file
3419 echo "mirror IDs: ${mirror_array[@]}"
3422 $LFS mirror verify -v $file || error "verification failed"
3423 cmp $tmpfile $file || error "files don't match"
3425 run_test 207 "create another replica with existing out-of-sync one"
3428 check_and_cleanup_lustre