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 [[ $(uname -m) = ppc64 ]]; then
23 skip "Skip FLR testing for PPC clients"
28 [[ "$MDS1_VERSION" -ge $(version_code 2.10.56) ]] ||
29 skip "Need MDS version at least 2.10.56"
31 [ $UID -eq 0 -a $RUNAS_ID -eq 0 ] &&
32 error "\$RUNAS_ID set to 0, but \$UID is also 0!"
33 check_runas_id $RUNAS_ID $RUNAS_GID $RUNAS
35 check_and_setup_lustre
40 rm -rf $DIR/[Rdfs][0-9]*
42 # global array to store mirror IDs
43 declare -a mirror_array
50 for id in $($LFS getstripe $tf | awk '/lcme_id/{print $2}'); do
51 array[${#array[@]}]=$((id >> 16))
54 mirror_array=($(printf "%s\n" "${array[@]}" | sort -u))
56 echo ${#mirror_array[@]}
60 echo 3 > /proc/sys/vm/drop_caches
71 wait_osc_import_state client ost$idx "\(DISCONN\|IDLE\)"
79 start ost$idx $(ostdevname $idx) $OST_MOUNT_OPTS ||
80 error "start ost$idx failed"
84 wait_recovery_complete ost$idx
89 # Verify mirror count with an expected value for a given file.
91 verify_mirror_count() {
94 local mirror_count=$($LFS getstripe -N $tf)
96 [[ $mirror_count = $expected ]] || {
98 error "verify mirror count failed on $tf:" \
99 "$mirror_count != $expected"
104 # Verify component count with an expected value for a given file.
105 # $1 coposited layout file
106 # $2 expected component number
108 verify_comp_count() {
111 local comp_count=$($LFS getstripe --component-count $tf)
113 [[ $comp_count = $expected ]] || {
114 $LFS getstripe -v $tf
115 error "verify component count failed on $tf:" \
116 "$comp_count != $expected"
121 # Verify component attribute with an expected value for a given file
129 local cmd="$LFS getstripe -I$comp_id"
130 local getstripe_cmd="$cmd -v"
134 stripe-size) cmd+=" -S $tf" ;;
135 stripe-count) cmd+=" -c $tf" ;;
136 stripe-index) cmd+=" -i $tf" ;;
137 pool) cmd+=" -p $tf" ;;
138 comp-start) cmd+=" --component-start $tf" ;;
139 comp-end) cmd+=" --component-end $tf" ;;
140 lcme_flags) cmd+=" $tf | awk '/lcme_flags:/ { print \$2 }'" ;;
141 *) error "invalid attribute $attr";;
146 [ $attr = lcme_flags ] && {
148 local expected_list=$(comma_list $expected)
149 for fl in ${expected_list//,/ }; do
152 [[ ${fl:0:1} = "^" ]] && neg=1
153 [[ $neg = 1 ]] && fl=${fl:1}
155 $(echo $value | grep -q $fl)
157 # 0: matched; 1: not matched
159 if [[ $neg = 0 && $match != 0 ||
160 $neg = 1 && $match = 0 ]]; then
162 [[ $neg = 0 ]] && # expect the flag
163 error "expected flag '$fl' not in $comp_id"
164 [[ $neg = 1 ]] && # not expect the flag
165 error "not expected flag '$fl' in $comp_id"
171 [[ $value = $expected ]] || {
173 error "verify $attr failed on $tf: $value != $expected"
178 # Verify component extent with expected start and end extent values
179 # for a given file and component ID.
181 verify_comp_extent() {
184 local expected_start=$3
185 local expected_end=$4
187 verify_comp_attr comp-start $tf $comp_id $expected_start
188 verify_comp_attr comp-end $tf $comp_id $expected_end
192 # Verify component attribute with parent directory for a given file
195 verify_comp_attr_with_parent() {
199 local td=$(cd $(dirname $tf); echo $PWD)
200 local tf_cmd="$LFS getstripe -I$comp_id"
201 local td_cmd="$LFS getstripe"
207 stripe-size) opt="-S" ;;
208 stripe-count) opt="-c" ;;
210 *) error "invalid attribute $attr";;
213 expected=$($td_cmd $opt $td)
214 [[ $expected = -1 ]] && expected=$OSTCOUNT
216 value=$($tf_cmd $opt $tf)
217 [[ $value = -1 ]] && value=$OSTCOUNT
219 [[ $value = $expected ]] || {
222 error "verify $attr failed with parent on $tf:" \
223 "$value != $expected"
228 # Verify component attribute with filesystem-wide default value for a given file
231 verify_comp_attr_with_default() {
235 local tf_cmd="$LFS getstripe -I$comp_id"
243 expected=$($LCTL get_param -n \
244 lov.$FSNAME-clilov-*.stripesize)
248 expected=$($LCTL get_param -n \
249 lov.$FSNAME-clilov-*.stripecount)
250 [[ $expected = -1 ]] && expected=$OSTCOUNT
252 *) error "invalid attribute $attr";;
255 value=$($tf_cmd $opt $tf)
256 [[ $value = -1 ]] && value=$OSTCOUNT
258 [[ $value = $expected ]] || {
260 error "verify $attr failed with default value on $tf:" \
261 "$value != $expected"
266 # Verify unspecified component attributes for a given file
269 # This will only verify the inherited attributes:
270 # stripe size, stripe count and OST pool name
272 verify_comp_attrs() {
276 verify_comp_attr_with_default stripe-size $tf $comp_id
277 verify_comp_attr_with_default stripe-count $tf $comp_id
278 verify_comp_attr_with_parent pool $tf $comp_id
284 local expected_state=$2
286 local state=$($LFS getstripe -v $tf | awk '/lcm_flags/{ print $2 }')
287 [ $expected_state = $state ] ||
288 error "expected: $expected_state, actual $state"
291 # command line test cases
295 local mirror_count=16 # LUSTRE_MIRROR_COUNT_MAX
296 local mirror_cmd="$LFS mirror create"
301 # create parent directory
302 mkdir $td || error "mkdir $td failed"
304 $mirror_cmd $tf &> /dev/null && error "miss -N option"
306 $mirror_cmd -N $tf || error "create mirrored file $tf failed"
307 verify_mirror_count $tf 1
308 id=$($LFS getstripe -I $tf)
309 verify_comp_attrs $tf $id
310 verify_comp_extent $tf $id 0 EOF
312 $mirror_cmd -N0 $tf-1 &> /dev/null && error "invalid mirror count 0"
313 $mirror_cmd -N$((mirror_count + 1)) $tf-1 &> /dev/null &&
314 error "invalid mirror count $((mirror_count + 1))"
316 $mirror_cmd -N$mirror_count $tf-1 ||
317 error "create mirrored file $tf-1 failed"
318 verify_mirror_count $tf-1 $mirror_count
319 ids=($($LFS getstripe $tf-1 | awk '/lcme_id/{print $2}' | tr '\n' ' '))
320 for ((i = 0; i < $mirror_count; i++)); do
321 verify_comp_attrs $tf-1 ${ids[$i]}
322 verify_comp_extent $tf-1 ${ids[$i]} 0 EOF
325 $mirror_cmd -N -N2 -N3 -N4 $tf-2 ||
326 error "create mirrored file $tf-2 failed"
327 verify_mirror_count $tf-2 10
328 ids=($($LFS getstripe $tf-2 | awk '/lcme_id/{print $2}' | tr '\n' ' '))
329 for ((i = 0; i < 10; i++)); do
330 verify_comp_attrs $tf-2 ${ids[$i]}
331 verify_comp_extent $tf-2 ${ids[$i]} 0 EOF
334 run_test 0a "lfs mirror create with -N option"
337 [[ $OSTCOUNT -lt 4 ]] && skip "need >= 4 OSTs" && return
341 local mirror_cmd="$LFS mirror create"
345 # create a new OST pool
346 local pool_name=$TESTNAME
347 create_pool $FSNAME.$pool_name ||
348 error "create OST pool $pool_name failed"
350 # add OSTs into the pool
351 pool_add_targets $pool_name 0 $((OSTCOUNT - 1)) ||
352 error "add OSTs into pool $pool_name failed"
354 # create parent directory
355 mkdir $td || error "mkdir $td failed"
356 $LFS setstripe -S 8M -c -1 -p $pool_name $td ||
357 error "$LFS setstripe $td failed"
359 # create a mirrored file with plain layout mirrors
360 $mirror_cmd -N -N -S 4M -c 2 -p flash -i 2 -o 2,3 \
361 -N -S 16M -N -c -1 -N -p archive -N -p none $tf ||
362 error "create mirrored file $tf failed"
363 verify_mirror_count $tf 6
364 ids=($($LFS getstripe $tf | awk '/lcme_id/{print $2}' | tr '\n' ' '))
365 for ((i = 0; i < 6; i++)); do
366 verify_comp_extent $tf ${ids[$i]} 0 EOF
369 # verify component ${ids[0]}
370 verify_comp_attrs $tf ${ids[0]}
372 # verify component ${ids[1]}
373 verify_comp_attr stripe-size $tf ${ids[1]} 4194304
374 verify_comp_attr stripe-count $tf ${ids[1]} 2
375 verify_comp_attr stripe-index $tf ${ids[1]} 2
376 verify_comp_attr pool $tf ${ids[1]} flash
378 # verify component ${ids[2]}
379 verify_comp_attr stripe-size $tf ${ids[2]} 16777216
380 verify_comp_attr stripe-count $tf ${ids[2]} 2
381 verify_comp_attr pool $tf ${ids[2]} flash
383 # verify component ${ids[3]}
384 verify_comp_attr stripe-size $tf ${ids[3]} 16777216
385 verify_comp_attr stripe-count $tf ${ids[3]} $OSTCOUNT
386 verify_comp_attr pool $tf ${ids[3]} flash
388 # verify component ${ids[4]}
389 verify_comp_attr stripe-size $tf ${ids[4]} 16777216
390 verify_comp_attr stripe-count $tf ${ids[4]} $OSTCOUNT
391 verify_comp_attr pool $tf ${ids[4]} archive
393 # verify component ${ids[5]}
394 verify_comp_attr stripe-size $tf ${ids[5]} 16777216
395 verify_comp_attr stripe-count $tf ${ids[5]} $OSTCOUNT
396 verify_comp_attr_with_parent pool $tf ${ids[5]}
398 if [ $MDS1_VERSION -ge $(version_code 2.12.55) ]; then
399 # LU-11022 - remove mirror by pool name
400 local=cnt cnt=$($LFS getstripe $tf | grep archive | wc -l)
401 [ "$cnt" != "1" ] && error "unexpected mirror count $cnt"
402 $LFS mirror delete --pool archive $tf || error "delete mirror"
403 cnt=$($LFS getstripe $tf | grep archive | wc -l)
404 [ "$cnt" != "0" ] && error "mirror count after removal: $cnt"
410 run_test 0b "lfs mirror create plain layout mirrors"
413 [[ $OSTCOUNT -lt 4 ]] && skip "need >= 4 OSTs" && return
417 local mirror_cmd="$LFS mirror create"
421 # create a new OST pool
422 local pool_name=$TESTNAME
423 create_pool $FSNAME.$pool_name ||
424 error "create OST pool $pool_name failed"
426 # add OSTs into the pool
427 pool_add_targets $pool_name 0 $((OSTCOUNT - 1)) ||
428 error "add OSTs into pool $pool_name failed"
430 # create parent directory
431 mkdir $td || error "mkdir $td failed"
432 $LFS setstripe -E 32M -S 8M -c -1 -p $pool_name -E eof -S 16M $td ||
433 error "$LFS setstripe $td failed"
435 # create a mirrored file with composite layout mirrors
436 $mirror_cmd -N2 -E 4M -c 2 -p flash -i 1 -o 1,3 -E eof -S 4M \
438 -N3 -E 512M -S 16M -p archive -E -1 -i -1 -c -1 $tf ||
439 error "create mirrored file $tf failed"
440 verify_mirror_count $tf 6
441 ids=($($LFS getstripe $tf | awk '/lcme_id/{print $2}' | tr '\n' ' '))
443 # verify components ${ids[0]} and ${ids[2]}
445 verify_comp_attr_with_default stripe-size $tf ${ids[$i]}
446 verify_comp_attr stripe-count $tf ${ids[$i]} 2
447 verify_comp_attr stripe-index $tf ${ids[$i]} 1
448 verify_comp_attr pool $tf ${ids[$i]} flash
449 verify_comp_extent $tf ${ids[$i]} 0 4194304
452 # verify components ${ids[1]} and ${ids[3]}
454 verify_comp_attr stripe-size $tf ${ids[$i]} 4194304
455 verify_comp_attr stripe-count $tf ${ids[$i]} 2
456 verify_comp_attr pool $tf ${ids[$i]} flash
457 verify_comp_extent $tf ${ids[$i]} 4194304 EOF
460 # verify component ${ids[4]}
461 verify_comp_attr stripe-size $tf ${ids[4]} 4194304
462 verify_comp_attr stripe-count $tf ${ids[4]} 4
463 verify_comp_attr_with_parent pool $tf ${ids[4]}
464 verify_comp_extent $tf ${ids[4]} 0 EOF
466 # verify components ${ids[5]}, ${ids[7]} and ${ids[9]}
468 verify_comp_attr stripe-size $tf ${ids[$i]} 16777216
469 verify_comp_attr stripe-count $tf ${ids[$i]} 4
470 verify_comp_attr pool $tf ${ids[$i]} archive
471 verify_comp_extent $tf ${ids[$i]} 0 536870912
474 # verify components ${ids[6]}, ${ids[8]} and ${ids[10]}
476 verify_comp_attr stripe-size $tf ${ids[$i]} 16777216
477 verify_comp_attr stripe-count $tf ${ids[$i]} -1
478 verify_comp_attr pool $tf ${ids[$i]} archive
479 verify_comp_extent $tf ${ids[$i]} 536870912 EOF
485 run_test 0c "lfs mirror create composite layout mirrors"
490 local mirror_count=16 # LUSTRE_MIRROR_COUNT_MAX
491 local mirror_cmd="$LFS mirror extend"
495 # create parent directory
496 mkdir $td || error "mkdir $td failed"
498 $mirror_cmd $tf &> /dev/null && error "miss -N option"
499 $mirror_cmd -N $tf &> /dev/null && error "$tf does not exist"
501 # create a non-mirrored file, convert it to a mirrored file and extend
502 touch $tf || error "touch $tf failed"
503 $mirror_cmd -N $tf || error "convert and extend $tf failed"
504 verify_mirror_count $tf 2
505 ids=($($LFS getstripe $tf | awk '/lcme_id/{print $2}' | tr '\n' ' '))
506 for ((i = 0; i < 2; i++)); do
507 verify_comp_attrs $tf ${ids[$i]}
508 verify_comp_extent $tf ${ids[$i]} 0 EOF
511 lfsck_verify_pfid $tf || error "PFID is not set"
513 # create a mirrored file and extend it
514 $LFS mirror create -N $tf-1 || error "create mirrored file $tf-1 failed"
515 $LFS mirror create -N $tf-2 || error "create mirrored file $tf-2 failed"
517 $mirror_cmd -N -S 4M -N -f $tf-2 $tf-1 &> /dev/null &&
518 error "setstripe options should not be specified with -f option"
520 $mirror_cmd -N$((mirror_count - 1)) $tf-1 ||
521 error "extend mirrored file $tf-1 failed"
522 verify_mirror_count $tf-1 $mirror_count
523 ids=($($LFS getstripe $tf-1 | awk '/lcme_id/{print $2}' | tr '\n' ' '))
524 for ((i = 0; i < $mirror_count; i++)); do
525 verify_comp_attrs $tf-1 ${ids[$i]}
526 verify_comp_extent $tf-1 ${ids[$i]} 0 EOF
529 $mirror_cmd -N $tf-1 &> /dev/null &&
530 error "exceeded maximum mirror count $mirror_count" || true
532 run_test 0d "lfs mirror extend with -N option"
535 [[ $OSTCOUNT -lt 4 ]] && skip "need >= 4 OSTs" && return
539 local mirror_cmd="$LFS mirror extend"
543 # create parent directory
544 mkdir $td || error "mkdir $td failed"
546 # create a mirrored file with plain layout mirrors
547 $LFS mirror create -N -S 32M -c 3 -p ssd -i 1 -o 1,2,3 $tf ||
548 error "create mirrored file $tf failed"
550 # extend the mirrored file with plain layout mirrors
551 $mirror_cmd -N -S 4M -c 2 -p flash -i 2 -o 2,3 \
552 -N -S 16M -N -c -1 -N -p archive -N -p none $tf ||
553 error "extend mirrored file $tf failed"
554 verify_mirror_count $tf 6
555 ids=($($LFS getstripe $tf | awk '/lcme_id/{print $2}' | tr '\n' ' '))
556 for ((i = 0; i < 6; i++)); do
557 verify_comp_extent $tf ${ids[$i]} 0 EOF
560 # verify component ${ids[0]}
561 verify_comp_attr stripe-size $tf ${ids[0]} 33554432
562 verify_comp_attr stripe-count $tf ${ids[0]} 3
563 verify_comp_attr stripe-index $tf ${ids[0]} 1
564 verify_comp_attr pool $tf ${ids[0]} ssd
566 # verify component ${ids[1]}
567 verify_comp_attr stripe-size $tf ${ids[1]} 4194304
568 verify_comp_attr stripe-count $tf ${ids[1]} 2
569 verify_comp_attr stripe-index $tf ${ids[1]} 2
570 verify_comp_attr pool $tf ${ids[1]} flash
572 # verify component ${ids[2]}
573 verify_comp_attr stripe-size $tf ${ids[2]} 16777216
574 verify_comp_attr stripe-count $tf ${ids[2]} 2
575 verify_comp_attr pool $tf ${ids[2]} flash
577 # verify component ${ids[3]}
578 verify_comp_attr stripe-size $tf ${ids[3]} 16777216
579 verify_comp_attr stripe-count $tf ${ids[3]} $OSTCOUNT
580 verify_comp_attr pool $tf ${ids[3]} flash
582 # verify component ${ids[4]}
583 verify_comp_attr stripe-size $tf ${ids[4]} 16777216
584 verify_comp_attr stripe-count $tf ${ids[4]} $OSTCOUNT
585 verify_comp_attr pool $tf ${ids[4]} archive
587 # verify component ${ids[5]}
588 verify_comp_attr stripe-size $tf ${ids[5]} 16777216
589 verify_comp_attr stripe-count $tf ${ids[5]} $OSTCOUNT
590 verify_comp_attr_with_parent pool $tf ${ids[5]}
592 run_test 0e "lfs mirror extend plain layout mirrors"
595 [[ $OSTCOUNT -lt 4 ]] && skip "need >= 4 OSTs" && return
599 local mirror_cmd="$LFS mirror extend"
603 # create parent directory
604 mkdir $td || error "mkdir $td failed"
606 # create a mirrored file with composite layout mirror
607 $LFS mirror create -N -E 32M -S 16M -p ssd -E eof -S 32M $tf ||
608 error "create mirrored file $tf failed"
610 # extend the mirrored file with composite layout mirrors
611 $mirror_cmd -N2 -E 4M -c 2 -p flash -i 1 -o 1,3 -E eof -S 4M \
613 -N3 -E 512M -S 16M -p archive -E -1 -i -1 -c -1 $tf ||
614 error "extend mirrored file $tf failed"
615 verify_mirror_count $tf 7
616 ids=($($LFS getstripe $tf | awk '/lcme_id/{print $2}' | tr '\n' ' '))
618 # verify component ${ids[0]}
619 verify_comp_attr stripe-size $tf ${ids[0]} 16777216
620 verify_comp_attr_with_default stripe-count $tf ${ids[0]}
621 verify_comp_attr pool $tf ${ids[0]} ssd
622 verify_comp_extent $tf ${ids[0]} 0 33554432
624 # verify component ${ids[1]}
625 verify_comp_attr stripe-size $tf ${ids[1]} 33554432
626 verify_comp_attr_with_default stripe-count $tf ${ids[1]}
627 verify_comp_attr pool $tf ${ids[1]} ssd
628 verify_comp_extent $tf ${ids[1]} 33554432 EOF
630 # verify components ${ids[2]} and ${ids[4]}
632 verify_comp_attr_with_default stripe-size $tf ${ids[$i]}
633 verify_comp_attr stripe-count $tf ${ids[$i]} 2
634 verify_comp_attr stripe-index $tf ${ids[$i]} 1
635 verify_comp_attr pool $tf ${ids[$i]} flash
636 verify_comp_extent $tf ${ids[$i]} 0 4194304
639 # verify components ${ids[3]} and ${ids[5]}
641 verify_comp_attr stripe-size $tf ${ids[$i]} 4194304
642 verify_comp_attr stripe-count $tf ${ids[$i]} 2
643 verify_comp_attr pool $tf ${ids[$i]} flash
644 verify_comp_extent $tf ${ids[$i]} 4194304 EOF
647 # verify component ${ids[6]}
648 verify_comp_attr stripe-size $tf ${ids[6]} 4194304
649 verify_comp_attr stripe-count $tf ${ids[6]} $OSTCOUNT
650 verify_comp_attr_with_parent pool $tf ${ids[6]}
651 verify_comp_extent $tf ${ids[6]} 0 EOF
653 # verify components ${ids[7]}, ${ids[9]} and ${ids[11]}
655 verify_comp_attr stripe-size $tf ${ids[$i]} 16777216
656 verify_comp_attr stripe-count $tf ${ids[$i]} $OSTCOUNT
657 verify_comp_attr pool $tf ${ids[$i]} archive
658 verify_comp_extent $tf ${ids[$i]} 0 536870912
661 # verify components ${ids[8]}, ${ids[10]} and ${ids[12]}
663 verify_comp_attr stripe-size $tf ${ids[$i]} 16777216
664 verify_comp_attr stripe-count $tf ${ids[$i]} -1
665 verify_comp_attr pool $tf ${ids[$i]} archive
666 verify_comp_extent $tf ${ids[$i]} 536870912 EOF
669 run_test 0f "lfs mirror extend composite layout mirrors"
674 $LFS mirror create -N -E 1M -S 1M -o0 --flags=prefer -E eof -o1 \
675 -N -o1 $tf || error "create mirrored file $tf failed"
677 verify_comp_attr lcme_flags $tf 0x10001 prefer
678 verify_comp_attr lcme_flags $tf 0x10002 prefer
680 # write to the mirrored file and check primary
681 cp /etc/hosts $tf || error "error writing file '$tf'"
683 verify_comp_attr lcme_flags $tf 0x20003 stale
685 # resync file and check prefer flag
686 $LFS mirror resync $tf || error "error resync-ing file '$tf'"
689 $LCTL set_param osc.*.stats=clear
690 cat $tf &> /dev/null || error "error reading file '$tf'"
692 # verify that the data was provided by OST1 where mirror 1 resides
693 local nr_read=$($LCTL get_param -n osc.$FSNAME-OST0000-osc-[-0-9a-f]*.stats |
694 awk '/ost_read/{print $2}')
695 [ -n "$nr_read" ] || error "read was not provided by OST1"
697 run_test 0g "lfs mirror create flags support"
700 [ $MDS1_VERSION -lt $(version_code 2.11.57) ] &&
701 skip "Need MDS version at least 2.11.57"
708 # create parent directory
709 test_mkdir $td || error "mkdir $td failed"
711 $LFS setstripe -N -E 1M -S 1M --flags=prefer -E eof -N2 $td ||
712 error "set default mirrored layout on directory $td failed"
714 # verify flags are inherited from the directory
717 verify_comp_attr lcme_flags $tf 0x10001 prefer
718 verify_comp_attr lcme_flags $tf 0x10002 prefer
720 # set flags to the first component
721 $LFS setstripe --comp-set -I 0x10001 --comp-flags=^prefer,stale $tf
723 verify_comp_attr lcme_flags $tf 0x10001 stale
724 verify_comp_attr lcme_flags $tf 0x10002 prefer
726 $LFS setstripe --comp-set -I0x10001 --comp-flags=^stale $tf &&
727 error "clearing 'stale' should fail"
729 # write and resync file. It can't resync the file directly because the
730 # file state is still 'ro'
731 cp /etc/hosts $tf || error "error writing file '$tf'"
732 $LFS mirror resync $tf || error "error resync-ing file '$tf'"
734 $LFS setstripe --comp-set -I 0x20003 --comp-flags=prefer $tf ||
735 error "error setting flag prefer"
737 verify_comp_attr lcme_flags $tf 0x20003 prefer
739 $LFS setstripe --comp-set -I 0x20003 --comp-flags=^prefer $tf ||
740 error "error clearing prefer flag from component 0x20003"
742 # MDS disallows setting stale flag on the last non-stale mirror
743 [[ "$MDS1_VERSION" -ge $(version_code 2.12.57) ]] || return 0
745 cp /etc/hosts $tf || error "error writing file '$tf'"
747 verify_comp_attr lcme_flags $tf 0x10002 prefer
748 verify_comp_attr lcme_flags $tf 0x20003 stale
749 verify_comp_attr lcme_flags $tf 0x30004 stale
751 ! $LFS setstripe --comp-set -I 0x10002 --comp-flags=^prefer,stale $tf \
753 error "setting stale flag on component 0x10002 should fail"
755 $LFS mirror resync $tf || error "error resync-ing file '$tf'"
757 $LFS setstripe --comp-set -I 0x10001 --comp-flags=stale $tf ||
758 error "error setting stale flag on component 0x10001"
759 $LFS setstripe --comp-set -I 0x20003 --comp-flags=stale $tf ||
760 error "error setting stale flag on component 0x20003"
762 ! $LFS setstripe --comp-set -I 0x30004 --comp-flags=stale $tf \
764 error "setting stale flag on component 0x30004 should fail"
766 $LFS mirror resync $tf || error "error resync-ing file '$tf'"
768 run_test 0h "set, clear and test flags for FLR files"
772 local mirror_count=16 # LUSTRE_MIRROR_COUNT_MAX
773 local mirror_create_cmd="$LFS mirror create"
774 local stripes[0]=$OSTCOUNT
776 mirror_create_cmd+=" -N -c ${stripes[0]}"
777 for ((i = 1; i < $mirror_count; i++)); do
778 # add mirrors with different stripes to the file
779 stripes[$i]=$((RANDOM % OSTCOUNT))
780 [ ${stripes[$i]} -eq 0 ] && stripes[$i]=1
782 mirror_create_cmd+=" -N -c ${stripes[$i]}"
785 $mirror_create_cmd $tf || error "create mirrored file $tf failed"
786 verify_mirror_count $tf $mirror_count
788 # can't create mirrors exceeding LUSTRE_MIRROR_COUNT_MAX
789 $LFS mirror extend -N $tf &&
790 error "Creating the $((mirror_count+1))th mirror succeeded"
792 local ids=($($LFS getstripe $tf | awk '/lcme_id/{print $2}' |
795 # verify the range of components and stripe counts
796 for ((i = 0; i < $mirror_count; i++)); do
797 verify_comp_attr stripe-count $tf ${ids[$i]} ${stripes[$i]}
798 verify_comp_extent $tf ${ids[$i]} 0 EOF
801 run_test 1 "create components with setstripe options"
805 local tf2=$DIR/$tfile-2
807 $LFS setstripe -E 1M -S 1M -E EOF -c 1 $tf
808 $LFS setstripe -E 2M -S 1M -E EOF -c -1 $tf2
810 $LFS mirror extend -N -f $tf2 $tf ||
811 error "merging $tf2 into $tf failed"
813 verify_mirror_count $tf 2
814 [[ ! -e $tf2 ]] || error "$tf2 was not unlinked"
816 run_test 2 "create components from existing files"
819 [[ $MDSCOUNT -lt 2 ]] && skip "need >= 2 MDTs" && return
821 for ((i = 0; i < 2; i++)); do
822 $LFS mkdir -i $i $DIR/$tdir-$i
823 $LFS setstripe -E -1 $DIR/$tdir-$i/$tfile
826 $LFS mirror extend -N -f $DIR/$tdir-1/$tfile \
827 $DIR/$tdir-0/$tfile || error "creating mirrors"
829 # mdt doesn't support to cancel layout lock for remote objects, do
833 # make sure the mirrorted file was created successfully
834 [[ $($LFS getstripe --component-count $DIR/$tdir-0/$tfile) -eq 2 ]] ||
835 { $LFS getstripe $DIR/$tdir-0/$tfile;
836 error "expected 2 components"; }
841 run_test 3 "create components from files located on different MDTs"
844 local tf=$DIR/$tdir/$tfile
847 test_mkdir $DIR/$tdir
849 # set mirror with setstripe options to directory
850 $LFS mirror create -N2 -E 1M -S 1M -E eof $DIR/$tdir ||
851 error "set mirror to directory error"
853 [ x$($LFS getstripe -v $DIR/$tdir | awk '/lcm_flags/{print $2}') = \
854 x"mirrored" ] || error "failed to create mirrored dir"
857 verify_mirror_count $tf 2
859 ids=($($LFS getstripe $tf | awk '/lcme_id/{print $2}' | tr '\n' ' '))
860 verify_comp_extent $tf ${ids[0]} 0 1048576
861 verify_comp_extent $tf ${ids[1]} 1048576 EOF
863 # sub directory should inherit mirror setting from parent
864 test_mkdir $DIR/$tdir/td
865 [ x$($LFS getstripe -v $DIR/$tdir/td | awk '/lcm_flags/{print $2}') = \
866 x"mirrored" ] || error "failed to inherit mirror from parent"
868 # mirror extend won't be applied to directory
869 $LFS mirror extend -N2 $DIR/$tdir &&
870 error "expecting mirror extend failure"
873 run_test 4 "Make sure mirror attributes can be inhertied from directory"
879 $MULTIOP $tf oO_RDWR:O_CREAT:O_LOV_DELAY_CREATE:T12345c ||
880 error "failed to create file with non-empty layout"
881 $CHECKSTAT -t file -s 12345 $tf || error "size error: expecting 12345"
883 $LFS mirror create -N3 $tf || error "failed to attach mirror layout"
884 verify_mirror_count $tf 3
886 $CHECKSTAT -t file -s 12345 $tf ||
887 error "size error after attaching layout "
889 run_test 5 "Make sure init size work for mirrored layout"
891 # LU=10112: disable dom+flr for phase 1
895 $LFS mirror create -N -E 1M -S 1M -L mdt -E eof -N -E eof $tf &&
896 error "expect failure to create mirrored file with DoM"
898 $LFS mirror create -N -E 1M -S 1M -E eof -N -E 1M -L mdt -E eof $tf &&
899 error "expect failure to create mirrored file with DoM"
901 $LFS setstripe -E 1M -S 1M -L mdt -E eof $tf
902 $LFS mirror extend -N2 $tf &&
903 error "expect failure to extend mirror with DoM"
905 $LFS mirror create -N2 -E 1M -S 1M -E eof $tf-2
906 $LFS mirror extend -N -f $tf $tf-2 &&
907 error "expect failure to extend mirrored file with DoM extent"
911 run_test 6 "DoM and FLR won't co-exist for phase 1"
915 local tf2=$DIR/$tfile-2
917 [[ $OSTCOUNT -lt 2 ]] && skip "need >= 2 OSTs" && return
919 $LFS setstripe -E EOF -o 0 $tf
920 $LFS setstripe -E EOF -o 1 $tf2
922 local dd_count=$((RANDOM % 20 + 1))
923 dd if=/dev/zero of=$tf bs=1M count=$dd_count oflag=sync
924 dd if=/dev/zero of=$tf2 bs=1M count=1 seek=$((dd_count - 1)) oflag=sync
926 # for zfs - sync OST dataset so that du below will return
928 [ "$FSTYPE" = "zfs" ] &&
929 do_nodes $(comma_list $(osts_nodes)) "$ZPOOL sync"
931 local blocks=$(du -kc $tf $tf2 | awk '/total/{print $1}')
934 $LFS mirror extend -N -f $tf2 $tf ||
935 error "merging $tf2 into $tf failed"
940 local new_blocks=$(du -k $tf | awk '{print $1}')
941 [ $new_blocks -eq $blocks ] ||
942 error "i_blocks error expected: $blocks, actual: $new_blocks"
944 run_test 21 "glimpse should report accurate i_blocks"
946 get_osc_lock_count() {
953 osc_name=${FSNAME}-OST$(printf "%04x" $((idx-1)))-osc-'[-0-9a-f]*'
954 count=$($LCTL get_param -n ldlm.namespaces.$osc_name.lock_count)
955 lock_count=$((lock_count + count))
963 $LFS setstripe -E EOF -o 0 $tf
964 dd if=/dev/zero of=$tf bs=1M count=$((RANDOM % 20 + 1))
966 # add component, two mirrors located on the same OST ;-)
967 $LFS mirror extend -N -o 0 $tf ||
968 error "extending mirrored file $tf failed"
970 size_blocks=$(stat --format="%b %s" $tf)
975 local new_size_blocks=$(stat --format="%b %s" $tf)
977 # make sure there is no lock cached
978 [ $(get_osc_lock_count 1) -eq 0 ] || error "glimpse requests were sent"
980 [ "$new_size_blocks" = "$size_blocks" ] ||
981 echo "size expected: $size_blocks, actual: $new_size_blocks"
985 run_test 22 "no glimpse to OSTs for READ_ONLY files"
990 $LFS mirror create -N -o 0 -N -o 1 $tf ||
991 error "creating mirrored file $tf failed"
993 #define OBD_FAIL_GLIMPSE_IMMUTABLE 0x1A00
994 $LCTL set_param fail_loc=0x1A00
997 for ((ost_idx = 1; ost_idx <= 2; ost_idx++)); do
1001 local tmpfile=$(mktemp)
1002 stat --format="%b %s" $tf > $tmpfile &
1006 while [ $cnt -le 5 ]; do
1007 kill -0 $pid > /dev/null 2>&1 || break
1011 kill -0 $pid > /dev/null 2>&1 &&
1012 error "stat process stuck due to unavailable OSTs"
1014 # make sure glimpse request has been sent
1015 [ $(get_osc_lock_count 1 2) -ne 0 ] ||
1016 error "OST $ost_idx: no glimpse request was sent"
1021 run_test 31 "make sure glimpse request can be retried"
1024 [[ $OSTCOUNT -lt 2 ]] && skip "need >= 2 OSTs" && return
1025 rm -f $DIR/$tfile $DIR/$tfile-2
1027 $LFS setstripe -E EOF -o 0 $DIR/$tfile
1028 dd if=/dev/urandom of=$DIR/$tfile bs=1M count=$((RANDOM % 10 + 2))
1030 local fsize=$(stat -c %s $DIR/$tfile)
1031 [[ $fsize -ne 0 ]] || error "file size is (wrongly) zero"
1033 local cksum=$(md5sum $DIR/$tfile)
1035 # create a new mirror in sync mode
1036 $LFS mirror extend -N -o 1 $DIR/$tfile ||
1037 error "extending mirrored file $DIR/$tfile failed"
1039 # make sure the mirrored file was created successfully
1040 [ $($LFS getstripe -N $DIR/$tfile) -eq 2 ] ||
1041 { $LFS getstripe $DIR/$tfile; error "expected 2 mirrors"; }
1046 # check size is correct, glimpse request should go to the 2nd mirror
1047 $CHECKSTAT -t file -s $fsize $DIR/$tfile ||
1048 error "file size error $fsize vs. $(stat -c %s $DIR/$tfile)"
1050 echo "reading file from the 2nd mirror and verify checksum"
1051 [[ "$cksum" == "$(md5sum $DIR/$tfile)" ]] ||
1052 error "checksum error: expected $cksum"
1056 run_test 32 "data should be mirrored to newly created mirror"
1059 [[ $OSTCOUNT -lt 2 ]] && skip "need >= 2 OSTs" && return
1061 rm -f $DIR/$tfile $DIR/$tfile-2
1063 # create a file with two mirrors
1064 $LFS setstripe -E EOF -o 0 $DIR/$tfile
1067 while [ $count -lt $max_count ]; do
1068 echo "ost1" >> $DIR/$tfile
1069 count=$((count + 1));
1072 # tmp file that will be used as mirror
1073 $LFS setstripe -E EOF -o 1 $DIR/$tfile-2
1075 while [ $count -lt $max_count ]; do
1076 echo "ost2" >> $DIR/$tfile-2
1077 count=$((count + 1));
1080 # create a mirrored file
1081 $LFS mirror extend -N -f $DIR/$tfile-2 $DIR/$tfile &&
1082 error "merging $DIR/$tfile-2 into $DIR/$tfile" \
1083 "with verification should fail"
1084 $LFS mirror extend --no-verify -N -f $DIR/$tfile-2 $DIR/$tfile ||
1085 error "merging $DIR/$tfile-2 into $DIR/$tfile" \
1086 "without verification failed"
1088 # make sure that $tfile has two mirrors and $tfile-2 does not exist
1089 [ $($LFS getstripe -N $DIR/$tfile) -eq 2 ] ||
1090 { $LFS getstripe $DIR/$tfile; error "expected count 2"; }
1092 [[ ! -e $DIR/$tfile-2 ]] || error "$DIR/$tfile-2 was not unlinked"
1094 # execpted file size
1095 local fsize=$((5 * max_count))
1096 $CHECKSTAT -t file -s $fsize $DIR/$tfile ||
1097 error "mirrored file size is not $fsize"
1099 # read file - all OSTs are available
1100 echo "reading file (data can be provided by any ost)... "
1101 local rs=$(cat $DIR/$tfile | head -1)
1102 [[ "$rs" == "ost1" || "$rs" == "ost2" ]] ||
1103 error "file content error: expected: \"ost1\" or \"ost2\""
1105 # read file again with ost1 failed
1109 echo "reading file (data should be provided by ost2)..."
1110 local rs=$(cat $DIR/$tfile | head -1)
1111 [[ "$rs" == "ost2" ]] ||
1112 error "file content error: expected: \"ost2\", actual: \"$rs\""
1117 # read file again with ost2 failed
1121 # check size, glimpse should work
1122 $CHECKSTAT -t file -s $fsize $DIR/$tfile ||
1123 error "mirrored file size is not $fsize"
1125 echo "reading file (data should be provided by ost1)..."
1126 local rs=$(cat $DIR/$tfile | head -1)
1127 [[ "$rs" == "ost1" ]] ||
1128 error "file content error: expected: \"ost1\", actual: \"$rs\""
1132 run_test 33a "read can choose available mirror to read"
1135 [[ $OSTCOUNT -lt 2 ]] && skip "need >= 2 OSTs" && return
1139 stack_trap "rm -f $DIR/$tfile" EXIT
1141 # create a file with two mirrors on OST0000 and OST0001
1142 $LFS setstripe -N -Eeof -o0 -N -Eeof -o1 $DIR/$tfile
1144 # make sure that $tfile has two mirrors
1145 [ $($LFS getstripe -N $DIR/$tfile) -eq 2 ] ||
1146 { $LFS getstripe $DIR/$tfile; error "expected count 2"; }
1149 dd if=/dev/urandom of=$DIR/$tfile bs=2M count=25 ||
1150 error "write failed for $DIR/$tfile"
1151 $LFS mirror resync $DIR/$tfile || error "resync failed for $DIR/$tfile"
1152 verify_flr_state $DIR/$tfile "ro"
1157 # read file - all OSTs are available
1158 echo "reading file (data can be provided by any ost)... "
1160 time cat $DIR/$tfile > /dev/null || error "read all"
1164 # read file again with ost1 {OST0000} failed
1167 echo "reading file (data should be provided by ost2)..."
1169 time cat $DIR/$tfile > /dev/null || error "read ost2"
1176 # read file again with ost2 {OST0001} failed
1180 echo "reading file (data should be provided by ost1)..."
1182 time cat $DIR/$tfile > /dev/null || error "read ost1"
1189 [ $((r1 * 100)) -gt $((ra * 105)) -a $r1 -gt $((ra + 2)) ] &&
1190 error "read mirror too slow without ost1, from $ra to $r1"
1191 [ $((r2 * 100)) -gt $((ra * 105)) -a $r2 -gt $((ra + 2)) ] &&
1192 error "read mirror too slow without ost2, from $ra to $r2"
1194 wait_osc_import_ready client ost2
1196 run_test 33b "avoid reading from unhealthy mirror"
1199 [[ $OSTCOUNT -lt 3 ]] && skip "need >= 3 OSTs" && return
1203 stack_trap "rm -f $DIR/$tfile" EXIT
1205 # create a file with two mirrors
1206 # mirror1: {OST0000, OST0001}
1207 # mirror2: {OST0001, OST0002}
1208 $LFS setstripe -N -Eeof -c2 -o0,1 -N -Eeof -c2 -o1,2 $DIR/$tfile
1210 # make sure that $tfile has two mirrors
1211 [ $($LFS getstripe -N $DIR/$tfile) -eq 2 ] ||
1212 { $LFS getstripe $DIR/$tfile; error "expected count 2"; }
1215 dd if=/dev/urandom of=$DIR/$tfile bs=2M count=25 ||
1216 error "write failed for $DIR/$tfile"
1217 $LFS mirror resync $DIR/$tfile || error "resync failed for $DIR/$tfile"
1218 verify_flr_state $DIR/$tfile "ro"
1223 # read file - all OSTs are available
1224 echo "reading file (data can be provided by any ost)... "
1225 time cat $DIR/$tfile > /dev/null || error "read all"
1227 # read file again with ost2 (OST0001) failed
1231 echo "reading file (data should be provided by ost1 and ost3)..."
1232 time cat $DIR/$tfile > /dev/null || error "read ost1 & ost3"
1237 wait_osc_import_ready client ost2
1239 run_test 33c "keep reading among unhealthy mirrors"
1242 [[ $OSTCOUNT -lt 4 ]] && skip "need >= 4 OSTs" && return
1244 rm -f $DIR/$tfile $DIR/$tfile-2 $DIR/$tfile-ref
1247 $LFS setstripe -o 0 $DIR/$tfile-ref
1248 dd if=/dev/urandom of=$DIR/$tfile-ref bs=1M count=3
1250 # create a file with two mirrors
1251 $LFS setstripe -E -1 -o 0,1 -S 1M $DIR/$tfile
1252 dd if=$DIR/$tfile-ref of=$DIR/$tfile bs=1M
1254 $LFS setstripe -E -1 -o 2,3 -S 1M $DIR/$tfile-2
1255 dd if=$DIR/$tfile-ref of=$DIR/$tfile-2 bs=1M
1257 $CHECKSTAT -t file -s $((3 * 1024 * 1024)) $DIR/$tfile ||
1258 error "mirrored file size is not 3M"
1260 # merge a mirrored file
1261 $LFS mirror extend -N -f $DIR/$tfile-2 $DIR/$tfile ||
1262 error "merging $DIR/$tfile-2 into $DIR/$tfile failed"
1264 cancel_lru_locks osc
1266 # stop two OSTs, so the 2nd stripe of the 1st mirror and
1267 # the 1st stripe of the 2nd mirror will be inaccessible, ...
1270 echo "comparing files ... "
1272 # however, read can still return the correct data. It should return
1273 # the 1st stripe from mirror 1 and 2st stripe from mirror 2.
1274 cmp -n 2097152 <(rwv -f $DIR/$tfile -r -o -n 1 2097152) \
1275 $DIR/$tfile-ref || error "file reading error"
1279 run_test 34a "read mirrored file with multiple stripes"
1282 [[ $OSTCOUNT -lt 4 ]] && skip "need >= 4 OSTs" && return
1284 rm -f $DIR/$tfile $DIR/$tfile-2 $DIR/$tfile-ref
1287 $LFS setstripe -o 0 $DIR/$tfile-ref
1288 dd if=/dev/urandom of=$DIR/$tfile-ref bs=1M count=3
1290 $LFS setstripe -E 1M -S 1M -o 0 -E eof -o 1 $DIR/$tfile
1291 dd if=$DIR/$tfile-ref of=$DIR/$tfile bs=1M
1293 $LFS setstripe -E 1M -S 1M -o 2 -E eof -o 3 $DIR/$tfile-2
1294 dd if=$DIR/$tfile-ref of=$DIR/$tfile-2 bs=1M
1296 $CHECKSTAT -t file -s $((3 * 1024 * 1024)) $DIR/$tfile ||
1297 error "mirrored file size is not 3M"
1299 # merge a mirrored file
1300 $LFS mirror extend -N -f $DIR/$tfile-2 $DIR/$tfile ||
1301 error "merging $DIR/$tfile-2 into $DIR/$tfile failed"
1303 cancel_lru_locks osc
1305 # stop two OSTs, so the 2nd component of the 1st mirror and
1306 # the 1st component of the 2nd mirror will be inaccessible, ...
1309 echo "comparing files ... "
1311 # however, read can still return the correct data. It should return
1312 # the 1st stripe from mirror 1 and 2st stripe from mirror 2.
1313 cmp -n 2097152 <(rwv -f $DIR/$tfile -r -o -n 1 2097152) \
1314 $DIR/$tfile-ref || error "file reading error"
1318 run_test 34b "read mirrored file with multiple components"
1321 local tf=$DIR/$tfile
1323 $LFS setstripe -E eof $tf
1325 # add an out-of-sync mirror to the file
1326 $LFS mirror extend -N -c 2 $tf ||
1327 error "extending mirrored file $tf failed"
1329 $MULTIOP $tf oO_WRONLY:c ||
1330 error "write open a mirrored file failed"
1332 # truncate file should return error
1333 $TRUNCATE $tf 100 || error "error truncating a mirrored file"
1335 run_test 35 "allow to write to mirrored files"
1337 verify_ost_layout_version() {
1340 # get file layout version
1341 local flv=$($LFS getstripe $tf | awk '/lcm_layout_gen/{print $2}')
1343 # layout version from OST objects
1344 local olv=$($MULTIOP $tf oXc | awk '/ostlayoutversion/{print $2}')
1346 [ $flv -eq $olv ] || error "layout version mismatch: $flv vs. $olv"
1353 $LFS setstripe -E 1M -S 1M -E 2M -E 4M -E eof -c -1 $tf
1354 $LFS setstripe -E 3M -S 1M -E 6M -E eof -c -1 $tf-tmp
1356 $LFS mirror extend -N -f $tf-tmp $tf ||
1357 error "merging $tf-tmp into $tf failed"
1362 local tf=$DIR/$tfile
1364 create_file_36 $tf $tf-2 $tf-3
1366 [ $($LFS getstripe -N $tf) -gt 1 ] || error "wrong mirror count"
1368 # test case 1 - check file write and verify layout version
1369 $MULTIOP $tf oO_WRONLY:c ||
1370 error "write open a mirrored file failed"
1372 # write open file should not return error
1373 $MULTIOP $tf oO_WRONLY:w1024Yc || error "write mirrored file error"
1375 # instantiate components should work
1376 dd if=/dev/zero of=$tf bs=1M count=12 || error "write file error"
1378 # verify OST layout version
1379 verify_ost_layout_version $tf
1382 local mds_facet=mds$(($($LFS getstripe -m $tf-2) + 1))
1385 do_facet $mds_facet $LCTL set_param fail_val=$delay_sec
1387 #define OBD_FAIL_FLR_LV_DELAY 0x1A01
1388 do_facet $mds_facet $LCTL set_param fail_loc=0x1A01
1390 # write should take at least $fail_loc seconds and succeed
1391 local st=$(date +%s)
1392 $MULTIOP $tf-2 oO_WRONLY:w1024Yc || error "write mirrored file error"
1394 [ $(date +%s) -ge $((st+delay_sec)) ] ||
1395 error "write finished before layout version is transmitted"
1397 # verify OST layout version
1398 verify_ost_layout_version $tf
1400 do_facet $mds_facet $LCTL set_param fail_loc=0
1403 mds_idx=mds$(($($LFS getstripe -m $tf-3) + 1))
1405 #define OBD_FAIL_FLR_LV_INC 0x1A02
1406 do_facet $mds_facet $LCTL set_param fail_loc=0x1A02
1408 # write open file should return error
1409 $MULTIOP $tf-3 oO_WRONLY:O_SYNC:w1024c &&
1410 error "write a mirrored file succeeded" || true
1412 do_facet $mds_facet $LCTL set_param fail_loc=0
1414 run_test 36 "write to mirrored files"
1420 echo "create test files with size $fsize .."
1424 $LFS setstripe -E 1M -S 1M -c 1 -E eof -c -1 $tf
1426 dd if=/dev/urandom of=$tf bs=1M count=16 &> /dev/null
1427 $TRUNCATE $tf $fsize
1433 [ $MDS1_VERSION -lt $(version_code 2.11.57) ] &&
1434 skip "Need MDS version at least 2.11.57"
1436 local tf=$DIR/$tfile
1437 local tf2=$DIR/$tfile-2
1438 local tf3=$DIR/$tfile-3
1439 local tf4=$DIR/$tfile-4
1441 create_files_37 $((RANDOM + 15 * 1048576)) $tf $tf2 $tf3
1445 # assume the mirror id will be 1, 2, and 3
1446 declare -A checksums
1447 checksums[1]=$(cat $tf | md5sum)
1448 checksums[2]=$(cat $tf2 | md5sum)
1449 checksums[3]=$(cat $tf3 | md5sum)
1451 printf '%s\n' "${checksums[@]}"
1453 # merge these files into a mirrored file
1454 $LFS mirror extend --no-verify -N -f $tf2 $tf ||
1455 error "merging $tf2 into $tf failed"
1456 $LFS mirror extend --no-verify -N -f $tf3 $tf ||
1457 error "merging $tf3 into $tf failed"
1461 # verify mirror read, checksums should equal to the original files'
1462 echo "Verifying mirror read .."
1465 for i in ${mirror_array[@]}; do
1466 $LCTL set_param ldlm.namespaces.*.lru_size=clear > /dev/null
1467 sum=$($LFS mirror read -N $i $tf | md5sum)
1468 [ "$sum" = "${checksums[$i]}" ] ||
1469 error "$i: mismatch: \'${checksums[$i]}\' vs. \'$sum\'"
1472 # verify mirror write
1473 echo "Verifying mirror write .."
1474 $LFS mirror write -N2 $tf < $tf4
1476 sum=$($LFS mirror read -N2 $tf | md5sum)
1477 [[ "$sum" = "${checksums[1]}" ]] ||
1478 error "2: mismatch \'${checksums[1]}\' vs. \'$sum\'"
1480 # verify mirror copy, write to this mirrored file will invalidate
1481 # the other two mirrors
1482 echo "Verifying mirror copy .."
1484 local osts=$(comma_list $(osts_nodes))
1486 $LFS mirror copy -i ${mirror_array[0]} -o-1 $tf ||
1487 error "mirror copy error"
1489 # verify copying is successful by checking checksums
1490 remount_client $MOUNT
1491 for i in ${mirror_array[@]}; do
1492 sum=$($LFS mirror read -N $i $tf | md5sum)
1493 [ "$sum" = "${checksums[1]}" ] ||
1494 error "$i: mismatch checksum after copy \'$sum\'"
1499 run_test 37 "mirror I/O API verification"
1502 local tf=$DIR/$tfile
1503 local ref=$DIR/${tfile}-ref
1505 $LFS setstripe -E 1M -S 1M -c 1 -E 4M -c 2 -E eof -c -1 $tf ||
1506 error "creating $tf failed"
1507 $LFS setstripe -E 2M -S 1M -c 1 -E 6M -c 2 -E 8M -c -1 -E eof -c -1 \
1508 $tf-2 || error "creating $tf-2 failed"
1509 $LFS setstripe -E 4M -c 1 -E 8M -c 2 -E eof -c -1 $tf-3 ||
1510 error "creating $tf-3 failed"
1512 # instantiate all components
1513 $LFS mirror extend -N -f $tf-2 $tf ||
1514 error "merging $tf-2 into $tf failed"
1515 $LFS mirror extend -N -f $tf-3 $tf ||
1516 error "merging $tf-3 into $tf failed"
1517 $LFS mirror extend -N -c 1 $tf ||
1518 error "extending mirrored file $tf failed"
1520 verify_flr_state $tf "ro"
1522 dd if=/dev/urandom of=$ref bs=1M count=16 &> /dev/null
1524 local fsize=$((RANDOM << 8 + 1048576))
1525 $TRUNCATE $ref $fsize
1527 local ref_cksum=$(cat $ref | md5sum)
1529 # case 1: verify write to mirrored file & resync work
1530 cp $ref $tf || error "copy from $ref to $f error"
1531 verify_flr_state $tf "wp"
1533 local file_cksum=$(cat $tf | md5sum)
1534 [ "$file_cksum" = "$ref_cksum" ] || error "write failed, cksum mismatch"
1537 echo "mirror IDs: ${mirror_array[@]}"
1539 local valid_mirror stale_mirror id mirror_cksum
1540 for id in "${mirror_array[@]}"; do
1541 mirror_cksum=$($LFS mirror read -N $id $tf | md5sum)
1542 [ "$ref_cksum" == "$mirror_cksum" ] &&
1543 { valid_mirror=$id; continue; }
1548 [ -z "$stale_mirror" ] && error "stale mirror doesn't exist"
1549 [ -z "$valid_mirror" ] && error "valid mirror doesn't exist"
1551 mirror_io resync $tf || error "resync failed"
1552 verify_flr_state $tf "ro"
1554 mirror_cksum=$($LFS mirror read -N $stale_mirror $tf | md5sum)
1555 [ "$file_cksum" = "$ref_cksum" ] || error "resync failed"
1557 # case 2: inject an error to make mirror_io exit after changing
1558 # the file state to sync_pending so that we can start a concurrent
1560 $MULTIOP $tf oO_WRONLY:w$((RANDOM % 1048576 + 1024))c
1561 verify_flr_state $tf "wp"
1563 mirror_io resync -e resync_start $tf && error "resync succeeded"
1564 verify_flr_state $tf "sp"
1566 # from sync_pending to write_pending
1567 $MULTIOP $tf oO_WRONLY:w$((RANDOM % 1048576 + 1024))c
1568 verify_flr_state $tf "wp"
1570 mirror_io resync -e resync_start $tf && error "resync succeeded"
1571 verify_flr_state $tf "sp"
1573 # from sync_pending to read_only
1574 mirror_io resync $tf || error "resync failed"
1575 verify_flr_state $tf "ro"
1577 run_test 38 "resync"
1580 local tf=$DIR/$tfile
1583 $LFS mirror create -N2 -E1m -c1 -S1M -E-1 $tf ||
1584 error "create PFL file $tf failed"
1586 verify_mirror_count $tf 2
1587 verify_comp_count $tf 4
1589 rm -f $tf || error "delete $tf failed"
1591 run_test 39 "check FLR+PFL (a.k.a. PFLR) creation"
1594 local tf=$DIR/$tfile
1597 for ops in "conv=notrunc" ""; do
1600 $LFS mirror create -N -E 2M -S 1M -E 4M -E -1 --flags=prefer \
1601 -N -E 1M -E 2M -E 4M -E -1 $tf ||
1602 error "create PFLR file $tf failed"
1603 dd if=/dev/zero of=$tf $ops bs=1M seek=2 count=1 ||
1604 error "write PFLR file $tf failed"
1606 lfs getstripe -vy $tf
1610 # file mirror state should be write_pending
1611 flags=$($LFS getstripe -v $tf | awk '/lcm_flags:/ { print $2 }')
1613 error "file mirror state $flags"
1614 # the 1st component (in mirror 1) should be inited
1615 verify_comp_attr lcme_flags $tf 0x10001 init
1616 # the 2nd component (in mirror 1) should be inited
1617 verify_comp_attr lcme_flags $tf 0x10002 init
1618 # the 3rd component (in mirror 1) should be uninited
1619 verify_comp_attr lcme_flags $tf 0x10003 prefer
1620 # the 4th component (in mirror 2) should be inited
1621 verify_comp_attr lcme_flags $tf 0x20004 init
1622 # the 5th component (in mirror 2) should be uninited
1623 verify_comp_attr lcme_flags $tf 0x20005 0
1624 # the 6th component (in mirror 2) should be stale
1625 verify_comp_attr lcme_flags $tf 0x20006 stale
1626 # the 7th component (in mirror 2) should be uninited
1627 if [[ x$ops = "xconv=notrunc" ]]; then
1628 verify_comp_attr lcme_flags $tf 0x20007 0
1629 elif [[ x$ops = "x" ]]; then
1630 verify_comp_attr lcme_flags $tf 0x20007 stale
1634 rm -f $tf || error "delete $tf failed"
1636 run_test 40 "PFLR rdonly state instantiation check"
1639 local tf=$DIR/$tfile
1642 echo " **create two FLR files $tf $tf-1"
1643 $LFS mirror create -N -E 2M -S 1M -E 4M -E -1 \
1644 -N -E 1M -E 2M -E 3M -E -1 $tf ||
1645 error "create PFLR file $tf failed"
1646 $LFS mirror create -N -E 2M -S 1M -E eof \
1647 -N -E 1M -E eof --flags prefer \
1648 -N -E 4m -E eof $tf-1 ||
1649 error "create PFLR file $tf-1 failed"
1651 # file should be in ro status
1652 echo " **verify files be RDONLY"
1653 verify_flr_state $tf "ro"
1654 verify_flr_state $tf-1 "ro"
1656 # write data in [0, 2M)
1657 dd if=/dev/zero of=$tf bs=1M count=2 conv=notrunc ||
1658 error "writing $tf failed"
1659 dd if=/dev/urandom of=$tf-1 bs=1M count=4 conv=notrunc ||
1660 error "writing $tf-1 failed"
1662 local sum0=$(cat $tf-1 | md5sum)
1664 echo " **verify files be WRITE_PENDING"
1665 verify_flr_state $tf "wp"
1666 verify_flr_state $tf-1 "wp"
1668 # file should have stale component
1669 echo " **verify files have stale component"
1670 $LFS getstripe $tf | grep lcme_flags | grep stale > /dev/null ||
1671 error "after writing $tf, it does not contain stale component"
1672 $LFS getstripe $tf-1 | grep lcme_flags | grep stale > /dev/null ||
1673 error "after writing $tf-1, it does not contain stale component"
1675 echo " **full resync"
1676 $LFS mirror resync $tf $tf-1 || error "mirror resync $tf $tf-1 failed"
1678 echo " **verify $tf-1 data consistency in all mirrors"
1680 local sum=$($LFS mirror read -N$i $tf-1 | md5sum)
1681 [[ "$sum" = "$sum0" ]] ||
1682 error "$tf-1.$i: checksum mismatch: $sum != $sum0"
1685 echo " **verify files be RDONLY"
1686 verify_flr_state $tf "ro"
1687 verify_flr_state $tf-1 "ro"
1689 # file should not have stale component
1690 echo " **verify files do not contain stale component"
1691 $LFS getstripe $tf | grep lcme_flags | grep stale &&
1692 error "after resyncing $tf, it contains stale component"
1693 $LFS getstripe $tf-1 | grep lcme_flags | grep stale &&
1694 error "after resyncing $tf, it contains stale component"
1696 # verify partial resync
1697 echo " **write $tf-1 for partial resync test"
1698 dd if=/dev/zero of=$tf-1 bs=1M count=2 conv=notrunc ||
1699 error "writing $tf-1 failed"
1701 echo " **only resync mirror 2"
1702 verify_flr_state $tf-1 "wp"
1703 $LFS mirror resync --only 2 $tf-1 ||
1704 error "resync mirror 2 of $tf-1 failed"
1705 verify_flr_state $tf "ro"
1707 # resync synced mirror
1708 echo " **resync mirror 2 again"
1709 $LFS mirror resync --only 2 $tf-1 ||
1710 error "resync mirror 2 of $tf-1 failed"
1711 verify_flr_state $tf "ro"
1712 echo " **verify $tf-1 contains stale component"
1713 $LFS getstripe $tf-1 | grep lcme_flags | grep stale > /dev/null ||
1714 error "after writing $tf-1, it does not contain stale component"
1716 echo " **full resync $tf-1"
1717 $LFS mirror resync $tf-1 || error "resync of $tf-1 failed"
1718 verify_flr_state $tf "ro"
1719 echo " **full resync $tf-1 again"
1720 $LFS mirror resync $tf-1 || error "resync of $tf-1 failed"
1721 echo " **verify $tf-1 does not contain stale component"
1722 $LFS getstripe $tf | grep lcme_flags | grep stale &&
1723 error "after resyncing $tf, it contains stale component"
1727 run_test 41 "lfs mirror resync check"
1730 [[ $OSTCOUNT -lt 4 ]] && skip "need >= 4 OSTs" && return
1734 local mirror_cmd="$LFS mirror verify"
1737 # create parent directory
1738 mkdir $td || error "mkdir $td failed"
1740 $mirror_cmd &> /dev/null && error "no file name given"
1741 $mirror_cmd $tf &> /dev/null && error "cannot stat file $tf"
1742 $mirror_cmd $td &> /dev/null && error "$td is not a regular file"
1744 # create mirrored files
1745 $LFS mirror create -N -E 4M -S 1M -E 10M -E EOF $tf ||
1746 error "create mirrored file $tf failed"
1747 $LFS mirror create -N -E 2M -S 1M -E EOF \
1748 -N -E 6M -E 8M -E EOF \
1749 -N -E 16M -E EOF $tf-1 ||
1750 error "create mirrored file $tf-1 failed"
1751 $LFS mirror create -N -c 2 -o 1,3 -N -S 2M -c -1 $tf-2 ||
1752 error "create mirrored file $tf-2 failed"
1754 # write data in [0, 10M)
1755 for i in $tf $tf-1 $tf-2; do
1756 yes | dd of=$i bs=1M count=10 iflag=fullblock conv=notrunc ||
1757 error "write $i failed"
1760 # resync the mirrored files
1761 $LFS mirror resync $tf-1 $tf-2 ||
1762 error "resync $tf-1 $tf-2 failed"
1764 # verify the mirrored files
1765 $mirror_cmd $tf-1 $tf-2 ||
1766 error "verify $tf-1 $tf-2 failed"
1768 get_mirror_ids $tf-1
1769 $mirror_cmd --only ${mirror_array[0]} $tf-1 &> /dev/null &&
1770 error "at least 2 mirror ids needed with '--only' option"
1771 $mirror_cmd --only ${mirror_array[0]},${mirror_array[1]} $tf-1 $tf-2 \
1773 error "'--only' option cannot be used upon multiple files"
1774 $mirror_cmd --only 65534,${mirror_array[0]},65535 $tf-1 &&
1775 error "invalid specified mirror ids"
1777 # change the content of $tf and merge it into $tf-1
1779 echo a | dd of=$tf bs=1M seek=$i conv=notrunc ||
1780 error "change $tf with seek=$i failed"
1781 echo b | dd of=$tf-1 bs=1M seek=$i conv=notrunc ||
1782 error "change $tf-1 with seek=$i failed"
1785 $LFS mirror resync $tf-1 || error "resync $tf-1 failed"
1786 $LFS mirror extend --no-verify -N -f $tf $tf-1 ||
1787 error "merge $tf into $tf-1 failed"
1789 # verify the mirrored files
1790 echo "Verify $tf-1 without -v option:"
1791 $mirror_cmd $tf-1 &&
1792 error "verify $tf-1 should fail" || echo "PASS"
1794 echo "Verify $tf-1 with -v option:"
1795 $mirror_cmd -v $tf-1 &&
1796 error "verify $tf-1 should fail"
1798 get_mirror_ids $tf-1
1799 echo "Verify $tf-1 with --only option:"
1800 $mirror_cmd -v --only ${mirror_array[1]},${mirror_array[-1]} $tf-1 &&
1801 error "verify $tf-1 with mirror ${mirror_array[1]} and" \
1802 "${mirror_array[-1]} should fail"
1804 $mirror_cmd --only ${mirror_array[0]},${mirror_array[1]} $tf-1 ||
1805 error "verify $tf-1 with mirror ${mirror_array[0]} and" \
1806 "${mirror_array[1]} should succeed"
1808 # set stale components in $tf-1
1809 for i in 0x40002 0x40003; do
1810 $LFS setstripe --comp-set -I$i --comp-flags=stale $tf-1 ||
1811 error "set stale flag on component $i failed"
1814 # verify the mirrored file
1815 echo "Verify $tf-1 with stale components:"
1816 $mirror_cmd -vvv $tf-1 ||
1817 error "verify $tf-1 with stale components should succeed"
1819 echo "Verify $tf-1 with stale components and --only option:"
1820 $mirror_cmd -vvv --only ${mirror_array[1]},${mirror_array[-1]} $tf-1 ||
1821 error "verify $tf-1 with mirror ${mirror_array[1]} and" \
1822 "${mirror_array[-1]} should succeed"
1824 run_test 42 "lfs mirror verify"
1826 # inactivate one OST && write && restore the OST
1830 local PARAM="osp.${FSNAME}-OST000${ost}-osc-M*.active"
1833 wait=$(do_facet $SINGLEMDS \
1834 "$LCTL get_param -n lod.*MDT0000-*.qos_maxage")
1835 wait=${wait%%[^0-9]*}
1837 echo " **deactivate OST$ost, waiting for $((wait*2+2)) seconds"
1838 $(do_facet $SINGLEMDS "$LCTL set_param -n $PARAM 0")
1839 # lod_qos_statfs_update needs 2*$wait seconds to refresh targets statfs
1840 sleep $(($wait * 2 + 2))
1841 echo " **write $file"
1842 dd if=/dev/zero of=$file bs=1M count=1 || error "write $file failed"
1843 echo " **restore activating OST$ost, waiting for $((wait*2+2)) seconds"
1844 $(do_facet $SINGLEMDS "$LCTL set_param -n $PARAM 1")
1845 sleep $((wait * 2 + 2))
1847 local flags=$($LFS getstripe -v $file | awk '/lcm_flags:/ { print $2 }')
1848 [ $flags = wp ] || error "file mirror state $flags != wp"
1852 [ $OSTCOUNT -lt 3 ] && skip "needs >= 3 OSTs" && return
1854 local tf=$DIR/$tfile
1858 ## mirror 0 ost (0, 1)
1859 ## mirror 1 ost (1, 2)
1860 ## mirror 2 ost (2, 0)
1861 $LFS mirror create -N -Eeof -c2 -o0,1 -N -Eeof -c2 -o1,2 \
1862 -N -Eeof -c2 -o2,0 $tf ||
1863 error "create 3 mirrors file $tf failed"
1865 ################## OST0 ###########################################
1867 echo " **verify components"
1868 verify_comp_attr lcme_flags $tf 0x10001 init,stale
1869 verify_comp_attr lcme_flags $tf 0x20002 init
1870 verify_comp_attr lcme_flags $tf 0x30003 init,stale
1873 echo " **resync $tf"
1874 $LFS mirror resync $tf
1875 flags=$($LFS getstripe -v $tf | awk '/lcm_flags:/ { print $2 }')
1876 [ $flags = ro ] || error "file mirror state $flags != ro"
1878 ################## OST1 ###########################################
1880 echo " **verify components"
1881 verify_comp_attr lcme_flags $tf 0x10001 init,stale
1882 verify_comp_attr lcme_flags $tf 0x20002 init,stale
1883 verify_comp_attr lcme_flags $tf 0x30003 init
1886 echo " **resync $tf"
1887 $LFS mirror resync $tf
1888 flags=$($LFS getstripe -v $tf | awk '/lcm_flags:/ { print $2 }')
1889 [ $flags = ro ] || error "file mirror state $flags != ro"
1891 ################## OST2 ###########################################
1893 echo " **verify components"
1894 verify_comp_attr lcme_flags $tf 0x10001 init
1895 verify_comp_attr lcme_flags $tf 0x20002 init,stale
1896 verify_comp_attr lcme_flags $tf 0x30003 init,stale
1898 run_test 43 "mirror pick on write"
1901 [ $MDSCOUNT -lt 2 ] && skip "needs >= 2 MDTs" && return
1904 local tf=$DIR/$tdir/$tfile
1905 local tf1=$DIR/$tdir-1/$tfile-1
1907 $LFS setdirstripe -i 0 -c 1 $DIR/$tdir ||
1908 error "create directory failed"
1909 $LFS setdirstripe -i 1 -c 1 $DIR/$tdir-1 ||
1910 error "create remote directory failed"
1911 rm -f $tf $tf1 $tf.mirror~2
1912 # create file with 4 mirrors
1913 $LFS mirror create -N -E 2M -S 1M -E 4M -E -1 \
1914 -N -E 1M -E 2M -E 3M -E -1 -N2 $tf ||
1915 error "create PFLR file $tf failed"
1917 # file should be in ro status
1918 verify_flr_state $tf "ro"
1920 # write data in [0, 3M)
1921 dd if=/dev/urandom of=$tf bs=1M count=3 conv=notrunc ||
1922 error "writing $tf failed"
1924 verify_flr_state $tf "wp"
1926 # disallow destroying the last non-stale mirror
1927 ! $LFS mirror delete --mirror-id 1 $tf > /dev/null 2>&1 ||
1928 error "destroying mirror 1 should fail"
1930 # synchronize all mirrors of the file
1931 $LFS mirror resync $tf || error "mirror resync $tf failed"
1933 verify_flr_state $tf "ro"
1936 $LFS mirror split --mirror-id 1 -f $tf1 $tf ||
1937 error "split to $tf1 failed"
1939 local idx0=$($LFS getstripe -m $tf)
1940 local idx1=$($LFS getstripe -m $tf1)
1942 [[ x$idx0 == x0 ]] || error "$tf is not on MDT0"
1943 [[ x$idx1 == x1 ]] || error "$tf1 is not on MDT1"
1945 # verify mirror count
1946 verify_mirror_count $tf 3
1947 verify_mirror_count $tf1 1
1949 $LFS mirror split --mirror-id 2 $tf ||
1950 error "split mirror 2 failed"
1952 verify_mirror_count $tf 2
1953 verify_mirror_count $tf.mirror~2 1
1955 $LFS setstripe --comp-set -I 0x30008 --comp-flags=stale $tf ||
1956 error "setting stale flag on component 0x30008 failed"
1958 # disallow destroying the last non-stale mirror
1959 ! $LFS mirror split --mirror-id 4 -d $tf > /dev/null 2>&1 ||
1960 error "destroying mirror 4 should fail"
1962 $LFS mirror resync $tf || error "resynchronizing $tf failed"
1964 $LFS mirror split --mirror-id 3 -d $tf ||
1965 error "destroying mirror 3 failed"
1966 verify_mirror_count $tf 1
1968 # verify splitted file contains the same content as the orig file does
1969 diff $tf $tf1 || error "splited file $tf1 diffs from $tf"
1970 diff $tf $tf.mirror~2 ||
1971 error "splited file $tf.mirror~2 diffs from $tf"
1973 run_test 44 "lfs mirror split check"
1976 [ $OSTCOUNT -lt 2 ] && skip "needs >= 2 OSTs"
1978 local file=$DIR/$tdir/$tfile
1979 local dir=$DIR/$tdir/$dir
1980 local temp=$DIR/$tdir/template
1982 test_mkdir $DIR/$tdir
1984 $LFS setstripe -N -E1m -S1m -c2 -o0,1 -E2m -Eeof -N -E4m -Eeof \
1985 -N -E3m -S1m -Eeof -N -E8m -Eeof $file ||
1986 error "Create $file failed"
1988 verify_yaml_layout $file $file.copy $temp "1. FLR file"
1989 rm -f $file $file.copy
1991 $LFS setstripe -N -E1m -S1m -c2 -o0,1 -E2m -Eeof -N -E4m -Eeof \
1992 -N -E3m -S1m -Eeof -N -E8m --flags=prefer -Eeof $file ||
1993 error "Create $file failed"
1995 verify_yaml_layout $file $file.copy $temp "2. FLR file with flags"
1997 run_test 45 "Verify setstripe/getstripe with YAML with FLR file"
2004 $LFS setstripe --copy=$src $dst || error "setstripe $dst failed"
2006 local layout1=$(get_layout_param $src)
2007 local layout2=$(get_layout_param $dst)
2008 # compare their layout info
2009 [ "$layout1" == "$layout2" ] ||
2010 error "$msg_prefix $src <=> $dst layouts are not equal"
2014 [ $OSTCOUNT -lt 2 ] && skip "needs >= 2 OSTs" && return
2016 local file=$DIR/$tdir/$tfile
2017 test_mkdir $DIR/$tdir
2019 ########################### 1. PFL file #############################
2020 echo " ** 1. PFL file"
2022 $LFS setstripe -E1m -S 1M -c2 -o0,1 -E2m -c2 -E3m -o1,0 -E4m -c1 -E-1 \
2023 $file || error "1. Create PFL $file failed"
2026 verify_46 $file $file.copy "1. PFL file"
2028 ########################### 2. plain file ###########################
2029 echo " ** 2. plain file"
2031 $LFS setstripe -c2 -o0,1 -i1 $file ||
2032 error "2. Create plain $file failed"
2035 verify_46 $file $file.copy "2. plain file"
2037 ########################### 3. FLR file #############################
2038 echo " ** 3. FLR file"
2039 $LFS setstripe -N -E1m -S 1M -c2 -o0,1 -E4m -c1 -Eeof -N -E16m -Eeof \
2040 $file || error "3. Create FLR $file failed"
2043 verify_46 $file $file.copy "3. FLR file"
2045 local dir=$DIR/$tdir/dir
2046 ########################### 4. PFL dir ##############################
2047 echo " ** 4. PFL dir"
2049 $LFS setstripe -E1m -S 1M -c2 -E2m -c1 -E-1 $dir ||
2050 error "4. setstripe PFL $dir failed"
2052 test_mkdir $dir.copy
2053 verify_46 $dir $dir.copy "4. PFL dir"
2055 ########################### 5. plain dir ############################
2056 echo " ** 5. plain dir"
2057 $LFS setstripe -c2 -i-1 $dir || error "5. setstripe plain $dir failed"
2059 verify_46 $dir $dir.copy "5. plain dir"
2061 ########################### 6. FLR dir ##############################
2062 echo " ** 6. FLR dir"
2063 $LFS setstripe -N -E1m -S 1M -c2 -E2m -c1 -Eeof -N -E4m -Eeof $dir ||
2064 error "6. setstripe FLR $dir failed"
2066 verify_46 $dir $dir.copy "6. FLR dir"
2068 run_test 46 "Verify setstripe --copy option"
2071 [ $OSTCOUNT -lt 3 ] && skip "needs >= 3 OSTs" && return
2073 local file=$DIR/$tdir/$tfile
2078 test_mkdir $DIR/$tdir
2082 # mirror1: [comp0]ost0, [comp1]ost1 and ost2
2083 # mirror2: [comp2] , [comp3] should not use ost1 or ost2
2084 $LFS mirror create -N -E2m -c1 -o0 --flags=prefer -Eeof -c2 -o1,2 \
2085 -N -E2m -c1 -Eeof -c1 $file || error "create FLR $file failed"
2086 ids=($($LFS getstripe $file | awk '/lcme_id/{print $2}' | tr '\n' ' '))
2088 dd if=/dev/zero of=$file bs=1M count=3 || error "dd $file failed"
2089 $LFS mirror resync $file || error "resync $file failed"
2091 ost=$($LFS getstripe -I${ids[2]} $file | awk '/l_ost_idx/{print $5}')
2092 if [[ x$ost == "x0," ]]; then
2093 $LFS getstripe $file
2094 error "component ${ids[2]} objects allocated on $ost " \
2098 ost=$($LFS getstripe -I${ids[3]} $file | awk '/l_ost_idx/{print $5}')
2099 if [[ x$ost == "x1," || x$ost == "x2," ]]; then
2100 $LFS getstripe $file
2101 error "component ${ids[3]} objects allocated on $ost " \
2102 "shouldn't on OST1 or on OST2"
2107 # mirror1: [comp0] [comp1]
2108 # mirror2: [comp2] [comp3]
2109 # mirror3: [comp4] [comp5]
2110 # mirror4: [comp6] [comp7]
2111 $LFS mirror create -N4 -E1m -c1 -Eeof -c1 $file ||
2112 error "create FLR $file failed"
2113 ids=($($LFS getstripe $file | awk '/lcme_id/{print $2}' | tr '\n' ' '))
2115 dd if=/dev/zero of=$file bs=1M count=3 || error "dd $file failed"
2116 $LFS mirror resync $file || error "resync $file failed"
2118 for ((i = 0; i < 6; i++)); do
2119 osts[$i]=$($LFS getstripe -I${ids[$i]} $file |
2120 awk '/l_ost_idx/{print $5}')
2122 # comp[0],comp[2],comp[4] should use different osts
2123 if [[ ${osts[0]} == ${osts[2]} || ${osts[0]} == ${osts[4]} ||
2124 ${osts[2]} == ${osts[4]} ]]; then
2125 $LFS getstripe $file
2126 error "component ${ids[0]}, ${ids[2]}, ${ids[4]} have objects "\
2127 "allocated on duplicated OSTs"
2129 # comp[1],comp[3],comp[5] should use different osts
2130 if [[ ${osts[1]} == ${osts[3]} || ${osts[1]} == ${osts[5]} ||
2131 ${osts[3]} == ${osts[5]} ]]; then
2132 $LFS getstripe $file
2133 error "component ${ids[1]}, ${ids[3]}, ${ids[5]} have objects "\
2134 "allocated on duplicated OSTs"
2139 run_test 47 "Verify mirror obj alloc"
2142 [ $MDS1_VERSION -lt $(version_code 2.11.55) ] &&
2143 skip "Need MDS version at least 2.11.55"
2145 local tf=$DIR/$tfile
2148 echo " ** create 2 mirrors FLR file $tf"
2149 $LFS mirror create -N -E2M -Eeof --flags prefer \
2150 -N -E1M -Eeof $tf ||
2151 error "create FLR file $tf failed"
2154 dd if=/dev/urandom of=$tf bs=1M count=3 || error "write $tf failed"
2155 verify_flr_state $tf "wp"
2157 local sum0=$(md5sum < $tf)
2159 echo " ** resync the file"
2160 $LFS mirror resync $tf
2162 echo " ** snapshot mirror 2"
2163 $LFS setstripe --comp-set -I 0x20003 --comp-flags=nosync $tf
2165 echo " ** write it again"
2166 dd if=/dev/urandom of=$tf bs=1M count=3 || error "write $tf failed"
2167 echo " ** resync it again"
2168 $LFS mirror resync $tf
2170 verify_flr_state $tf "wp"
2171 verify_comp_attr lcme_flags $tf 0x20003 nosync,stale
2173 local sum1=$($LFS mirror read -N1 $tf | md5sum)
2174 local sum2=$($LFS mirror read -N2 $tf | md5sum)
2176 echo " ** verify mirror 2 doesn't change"
2177 echo "original checksum: $sum0"
2178 echo "mirror 1 checksum: $sum1"
2179 echo "mirror 2 checksum: $sum2"
2180 [[ $sum0 = $sum2 ]] ||
2181 error "original checksum: $sum0, mirror 2 checksum: $sum2"
2182 echo " ** mirror 2 stripe info"
2183 $LFS getstripe -v --mirror-index=2 $tf
2185 echo " ** resync mirror 2"
2186 $LFS mirror resync --only 2 $tf
2188 verify_flr_state $tf "ro"
2189 verify_comp_attr lcme_flags $tf 0x20003 nosync,^stale
2191 sum1=$($LFS mirror read -N1 $tf | md5sum)
2192 sum2=$($LFS mirror read -N2 $tf | md5sum)
2194 echo " ** verify mirror 2 resync-ed"
2195 echo "original checksum: $sum0"
2196 echo "mirror 1 checksum: $sum1"
2197 echo "mirror 2 checksum: $sum2"
2198 [[ $sum1 = $sum2 ]] ||
2199 error "mirror 1 checksum: $sum1, mirror 2 checksum: $sum2"
2200 echo " ** mirror 2 stripe info"
2201 $LFS getstripe -v --mirror-index=2 $tf
2203 run_test 48 "Verify snapshot mirror"
2205 ctrl_file=$(mktemp /tmp/CTRL.XXXXXX)
2206 lock_file=$(mktemp /var/lock/FLR.XXXXXX)
2211 local fsize=$(stat --printf=%s $tf)
2213 while [ -f $ctrl_file ]; do
2214 local off=$((RANDOM << 8))
2215 local len=$((RANDOM << 5 + 131072))
2217 [ $((off + len)) -gt $fsize ] && {
2218 fsize=$((off + len))
2219 echo "Extending file size to $fsize .."
2222 flock -s $lock_file -c \
2223 "$MULTIOP $tf oO_WRONLY:z${off}w${len}c" ||
2225 error "failed writing to $off:$len"; }
2226 sleep 0.$((RANDOM % 2 + 1))
2233 while [ -f $ctrl_file ]; do
2234 flock -s $lock_file -c "cat $tf &> /dev/null" ||
2235 { rm -f $ctrl_file; error "read failed"; }
2236 sleep 0.$((RANDOM % 2 + 1))
2243 options=("" "-e resync_start" "-e delay_before_copy -d 1" "" "")
2245 exec 200<>$lock_file
2246 while [ -f $ctrl_file ]; do
2247 local lock_taken=false
2248 local index=$((RANDOM % ${#options[@]}))
2249 local cmd="mirror_io resync ${options[$index]}"
2251 [ "${options[$index]}" = "" ] && cmd="$LFS mirror resync"
2253 [ $((RANDOM % 4)) -eq 0 ] && {
2259 echo -n "resync file $tf with '$cmd' .."
2261 if [[ $lock_taken = "true" ]]; then
2262 flock -x 200 -c "$cmd $tf &> /dev/null" &&
2263 echo "done" || echo "failed"
2266 $cmd $tf &> /dev/null && echo "done" || echo "failed"
2269 sleep 0.$((RANDOM % 8 + 1))
2274 local tf=$DIR/$tfile
2275 local tf2=$DIR2/$tfile
2276 local tf3=$DIR3/$tfile
2278 $LFS setstripe -E 1M -S 1M -E 2M -c 2 -E 4M -E 16M -E eof $tf
2279 $LFS setstripe -E 2M -S 1M -E 6M -c 2 -E 8M -E 32M -E eof $tf-2
2280 $LFS setstripe -E 4M -c 2 -E 8M -E 64M -E eof $tf-3
2282 $LFS mirror extend -N -f $tf-2 $tf ||
2283 error "merging $tf-2 into $tf failed"
2284 $LFS mirror extend -N -f $tf-3 $tf ||
2285 error "merging $tf-3 into $tf failed"
2287 mkdir -p $MOUNT2 && mount_client $MOUNT2
2289 mkdir -p $MOUNT3 && mount_client $MOUNT3
2291 verify_flr_state $tf3 "ro"
2293 #define OBD_FAIL_FLR_RANDOM_PICK_MIRROR 0x1A03
2294 $LCTL set_param fail_loc=0x1A03
2296 local mds_idx=mds$(($($LFS getstripe -m $tf) + 1))
2297 do_facet $mds_idx $LCTL set_param fail_loc=0x1A03
2301 write_file_200 $tf &
2307 write_file_200 $tf2 &
2310 read_file_200 $tf2 &
2313 resync_file_200 $tf3 &
2317 [ "$SLOW" = "yes" ] && sleep_time=360
2318 while [ $sleep_time -gt 0 -a -f $ctrl_file ]; do
2325 echo "Waiting ${pids[@]}"
2328 umount_client $MOUNT2
2329 umount_client $MOUNT3
2333 # resync and verify mirrors
2334 mirror_io resync $tf
2337 local csum=$($LFS mirror read -N ${mirror_array[0]} $tf | md5sum)
2338 for id in ${mirror_array[@]:1}; do
2339 [ "$($LFS mirror read -N $id $tf | md5sum)" = "$csum" ] ||
2340 error "checksum error for mirror $id"
2345 run_test 200 "stress test"
2347 cleanup_test_201() {
2349 do_facet $SINGLEMDS $LCTL --device $MDT0 changelog_deregister $CL_USER
2351 umount_client $MOUNT2
2355 local delay=${RESYNC_DELAY:-5}
2357 MDT0=$($LCTL get_param -n mdc.*.mds_server_uuid |
2358 awk '{ gsub(/_UUID/,""); print $1 }' | head -n1)
2360 trap cleanup_test_201 EXIT
2362 CL_USER=$(do_facet $SINGLEMDS $LCTL --device $MDT0 \
2363 changelog_register -n)
2365 mkdir -p $MOUNT2 && mount_client $MOUNT2
2369 local log=$($LFS changelog $MDT0 $index | grep FLRW)
2370 [ -z "$log" ] && { sleep 1; continue; }
2372 index=$(echo $log | awk '{print $1}')
2373 local ts=$(date -d "$(echo $log | awk '{print $3}')" "+%s" -u)
2374 local fid=$(echo $log | awk '{print $6}' | sed -e 's/t=//')
2375 local file=$($LFS fid2path $MOUNT2 $fid 2> /dev/null)
2378 [ -z "$file" ] && continue
2380 local now=$(date +%s)
2382 echo "file: $file $fid was modified at $ts, now: $now, " \
2383 "will be resynced at $((ts+delay))"
2385 [ $now -lt $((ts + delay)) ] && sleep $((ts + delay - now))
2387 mirror_io resync $file
2388 echo "$file resync done"
2393 run_test 201 "FLR data mover"
2396 [[ $OSTCOUNT -lt 2 ]] && skip "need >= 2 OSTs" && return
2398 local tf=$DIR/$tfile
2401 $LFS setstripe -E 1M -S 1M -c 1 $tf
2402 ids=($($LFS getstripe $tf | awk '/lcme_id/{print $2}' | tr '\n' ' '))
2403 verify_comp_attr stripe-count $tf ${ids[0]} 1
2405 $LFS setstripe --component-add -E 2M -c -1 $tf
2406 ids=($($LFS getstripe $tf | awk '/lcme_id/{print $2}' | tr '\n' ' '))
2407 verify_comp_attr stripe-count $tf ${ids[0]} 1
2408 verify_comp_attr stripe-count $tf ${ids[1]} -1
2410 dd if=/dev/zero of=$tf bs=1M count=2
2411 ids=($($LFS getstripe $tf | awk '/lcme_id/{print $2}' | tr '\n' ' '))
2412 verify_comp_attr stripe-count $tf ${ids[0]} 1
2413 verify_comp_attr stripe-count $tf ${ids[1]} $OSTCOUNT
2415 run_test 202 "lfs setstripe --add-component wide striping"
2418 [ $MDS1_VERSION -lt $(version_code 2.11.55) ] &&
2419 skip "Need MDS version at least 2.11.55"
2420 [[ $OSTCOUNT -lt 2 ]] && skip "need >= 2 OSTs"
2422 local tf=$DIR/$tfile
2425 $LFS mirror create -N2 -c1 $tf || error "create FLR file $tf"
2426 #delete first mirror
2427 $LFS mirror delete --mirror-id=1 $tf || error "delete first mirror"
2430 local old_id=$($LFS getstripe --mirror-id=2 -I $tf)
2431 local count=$($LFS getstripe --mirror-id=2 -c $tf) ||
2432 error "getstripe count of mirror 2"
2433 [[ x$count = x1 ]] || error "mirror 2 stripe count $count is not 1"
2435 #extend a mirror with 2 OSTs
2436 $LFS mirror extend -N -c2 $tf || error "extend mirror"
2439 local new_id=$($LFS getstripe --mirror-id=2 -I $tf)
2440 count=$($LFS getstripe --mirror-id=2 -c $tf) ||
2441 error "getstripe count of mirror 2"
2442 [[ x$oldid = x$newid ]] ||
2443 error "mirror 2 changed ID from $old_id to $new_id"
2444 [[ x$count = x1 ]] || error "mirror 2 stripe count $count is not 1"
2446 count=$($LFS getstripe --mirror-id=3 -c $tf) ||
2447 error "getstripe count of mirror 3"
2448 [[ x$count = x2 ]] || error "mirror 3 stripe count $count is not 2"
2450 run_test 203 "mirror file preserve mirror ID"
2452 # Simple test of FLR + self-extending layout, SEL in non-primary mirror
2454 [ "$MDS1_VERSION" -lt $(version_code $SEL_VER) ] &&
2455 skip "skipped for lustre < $SEL_VER"
2457 local comp_file=$DIR/$tdir/$tfile
2461 test_mkdir $DIR/$tdir
2463 # first mirror is 0-10M, then 10M-(-1), second mirror is 1M followed
2464 # by extension space to -1
2465 $LFS setstripe -N -E 10M -E-1 -N -E 1M -E-1 -z64M $comp_file ||
2466 error "Create $comp_file failed"
2468 # Write to first component, extending & staling second mirror
2469 dd if=/dev/zero bs=2M count=1 of=$comp_file conv=notrunc ||
2470 error "dd to extend + stale failed"
2472 $LFS getstripe $comp_file
2474 flg_opts="--component-flags init,stale"
2475 found=$($LFS find --component-end 65M $flg_opts $comp_file | wc -l)
2476 [ $found -eq 1 ] || error "write: Second comp end incorrect"
2478 flg_opts="--component-flags extension"
2479 found=$($LFS find --component-start 65M $flg_opts $comp_file | wc -l)
2480 [ $found -eq 1 ] || error "write: Third comp start incorrect"
2482 # mirror resync should not change the extents
2483 $LFS mirror resync $comp_file
2485 flg_opts="--component-flags init"
2486 found=$($LFS find --component-end 65M $flg_opts $comp_file | wc -l)
2487 [ $found -eq 1 ] || error "resync: Second comp end incorrect"
2489 flg_opts="--component-flags extension"
2490 found=$($LFS find --component-start 65M $flg_opts $comp_file | wc -l)
2491 [ $found -eq 1 ] || error "resync: Third comp start incorrect"
2493 sel_layout_sanity $comp_file 5
2497 run_test 204a "FLR write/stale/resync tests with self-extending mirror"
2499 # Simple test of FLR + self-extending layout, SEL in primary mirror
2501 [ "$MDS1_VERSION" -lt $(version_code $SEL_VER) ] &&
2502 skip "skipped for lustre < $SEL_VER"
2504 local comp_file=$DIR/$tdir/$tfile
2508 test_mkdir $DIR/$tdir
2510 # first mirror is 1M followed by extension space to -1, second mirror
2511 # is 0-10M, then 10M-(-1),
2512 $LFS setstripe -N -E 1M -E-1 -z64M -N -E 10M -E-1 $comp_file ||
2513 error "Create $comp_file failed"
2515 # Write to first component, extending first component & staling
2517 dd if=/dev/zero bs=2M count=1 of=$comp_file conv=notrunc ||
2518 error "dd to extend + stale failed"
2520 $LFS getstripe $comp_file
2522 flg_opts="--component-flags init"
2523 found=$($LFS find --component-end 65M $flg_opts $comp_file | wc -l)
2524 [ $found -eq 1 ] || error "write: First comp end incorrect"
2526 flg_opts="--component-flags extension"
2527 found=$($LFS find --component-start 65M $flg_opts $comp_file | wc -l)
2528 [ $found -eq 1 ] || error "write: Second comp start incorrect"
2530 flg_opts="--component-flags init,stale"
2531 found=$($LFS find --component-end 10M $flg_opts $comp_file | wc -l)
2532 [ $found -eq 1 ] || error "write: First mirror comp flags incorrect"
2534 # This component is staled because it overlaps the extended first
2535 # component of the primary mirror, even though it doesn't overlap
2536 # the actual write - thus not inited.
2537 flg_opts="--component-flags stale"
2538 found=$($LFS find --component-start 10M $flg_opts $comp_file | wc -l)
2539 [ $found -eq 1 ] || error "write: Second mirror comp flags incorrect"
2541 # mirror resync should not change the extents
2542 $LFS mirror resync $comp_file
2544 $LFS getstripe $comp_file
2546 flg_opts="--component-flags init"
2547 found=$($LFS find --component-end 65M $flg_opts $comp_file | wc -l)
2548 [ $found -eq 1 ] || error "resync: First comp end incorrect"
2550 flg_opts="--component-flags extension"
2551 found=$($LFS find --component-start 65M $flg_opts $comp_file | wc -l)
2552 [ $found -eq 1 ] || error "resync: Second comp start incorrect"
2554 flg_opts="--component-flags init"
2555 found=$($LFS find --component-end 10M $flg_opts $comp_file | wc -l)
2556 [ $found -eq 1 ] || error "resync: First mirror comp flags incorrect"
2558 flg_opts="--component-flags init"
2559 found=$($LFS find --component-start 10M $flg_opts $comp_file | wc -l)
2560 [ $found -eq 1 ] || error "resync: Second mirror comp flags incorrect"
2562 sel_layout_sanity $comp_file 5
2566 run_test 204b "FLR write/stale/resync tests with self-extending primary"
2568 # FLR + SEL failed extension & component removal
2569 # extension space in second mirror
2571 [ $OSTCOUNT -lt 2 ] && skip "needs >= 2 OSTs"
2572 [ "$MDS1_VERSION" -lt $(version_code $SEL_VER) ] &&
2573 skip "skipped for lustre < $SEL_VER"
2575 local comp_file=$DIR/$tdir/$tfile
2578 local ost_name=$(ostname_from_index $ost_idx1)
2580 test_mkdir $DIR/$tdir
2582 # first mirror is is 0-10M, then 10M-(-1), second mirror is 0-1M, then
2583 # extension space from 1M to 1G, then normal space to -1
2584 $LFS setstripe -N -E 10M -E-1 -N -E 1M -E 1G -i $ost_idx1 -z 64M \
2585 -E -1 $comp_file || error "Create $comp_file failed"
2587 do_facet ost1 $LCTL set_param -n obdfilter.$ost_name.degraded=1
2590 # write to first comp (0 - 10M) of mirror 1, extending + staling
2591 # first + second comp of mirror 2
2592 dd if=/dev/zero bs=2M count=1 of=$comp_file conv=notrunc
2595 do_facet ost1 $LCTL set_param -n obdfilter.$ost_name.degraded=0
2598 [ $RC -eq 0 ] || error "dd to extend + stale failed"
2600 $LFS getstripe $comp_file
2602 found=$($LFS find --component-start 0m --component-end 1m \
2603 --comp-flags init,stale $comp_file | wc -l)
2604 [ $found -eq 1 ] || error "write: First mirror comp incorrect"
2606 found=$($LFS find --component-start 1m --component-end EOF \
2607 --comp-flags stale,^init $comp_file | wc -l)
2608 [ $found -eq 1 ] || error "write: Second mirror comp incorrect"
2610 local mirror_id=$($LFS getstripe --component-start=1m \
2611 --component-end=EOF $comp_file | \
2612 grep lcme_mirror_id | awk '{ print $2 }')
2614 [[ $mirror_id -eq 2 ]] ||
2615 error "component not in correct mirror? $mirror_id"
2617 $LFS mirror resync $comp_file
2619 $LFS getstripe $comp_file
2621 # component dimensions should not change from resync
2622 found=$($LFS find --component-start 1m --component-end EOF \
2623 --component-flags init $comp_file | wc -l)
2624 [ $found -eq 1 ] || error "resync: Second mirror comp incorrect"
2626 sel_layout_sanity $comp_file 4
2630 run_test 204c "FLR write/stale/resync test with component removal"
2632 # Successful repeated component in primary mirror
2634 [ $OSTCOUNT -lt 2 ] && skip "needs >= 2 OSTs"
2635 [ "$MDS1_VERSION" -lt $(version_code $SEL_VER) ] &&
2636 skip "skipped for lustre < $SEL_VER"
2638 local comp_file=$DIR/$tdir/$tfile
2641 wait_delete_completed
2643 test_mkdir $DIR/$tdir
2645 # first mirror is 64M followed by extension space to -1, second mirror
2646 # is 0-10M, then 10M-(-1)
2647 $LFS setstripe -N -E-1 -z64M -N -E 10M -E-1 $comp_file ||
2648 error "Create $comp_file failed"
2650 local ost_idx1=$($LFS getstripe -I65537 -i $comp_file)
2651 local ost_name=$(ostname_from_index $ost_idx1)
2652 # degrade OST for first comp so we won't extend there
2653 do_facet ost$((ost_idx1+1)) $LCTL set_param -n \
2654 obdfilter.$ost_name.degraded=1
2657 # Write beyond first component, causing repeat & stale second mirror
2658 dd if=/dev/zero bs=1M count=1 seek=66 of=$comp_file conv=notrunc
2661 do_facet ost$((ost_idx1+1)) $LCTL set_param -n \
2662 obdfilter.$ost_name.degraded=0
2665 [ $RC -eq 0 ] || error "dd to repeat & stale failed"
2667 $LFS getstripe $comp_file
2669 found=$($LFS find --component-start 64m --component-end 128m \
2670 --component-flags init $comp_file | wc -l)
2671 [ $found -eq 1 ] || error "write: Repeat comp incorrect"
2673 local ost_idx2=$($LFS getstripe --component-start=64m \
2674 --component-end=128m --component-flags=init \
2676 [[ $ost_idx1 -eq $ost_idx2 ]] && error "$ost_idx1 == $ost_idx2"
2677 local mirror_id=$($LFS getstripe --component-start=64m \
2678 --component-end=128m --component-flags=init \
2679 $comp_file | grep lcme_mirror_id | awk '{ print $2 }')
2680 [[ $mirror_id -eq 1 ]] ||
2681 error "component not in correct mirror: $mirror_id, not 1"
2683 $LFS mirror resync $comp_file
2685 $LFS getstripe $comp_file
2687 # component dimensions should not change from resync
2688 found=$($LFS find --component-start 0m --component-end 64m \
2689 --component-flags init $comp_file | wc -l)
2690 [ $found -eq 1 ] || error "resync: first comp incorrect"
2691 found=$($LFS find --component-start 64m --component-end 128m \
2692 --component-flags init $comp_file | wc -l)
2693 [ $found -eq 1 ] || error "resync: repeat comp incorrect"
2695 sel_layout_sanity $comp_file 5
2699 run_test 204d "FLR write/stale/resync sel test with repeated comp"
2701 # Successful repeated component, SEL in non-primary mirror
2703 [ $OSTCOUNT -lt 2 ] && skip "needs >= 2 OSTs"
2704 [ "$MDS1_VERSION" -lt $(version_code $SEL_VER) ] &&
2705 skip "skipped for lustre < $SEL_VER"
2707 local comp_file=$DIR/$tdir/$tfile
2710 wait_delete_completed
2713 test_mkdir $DIR/$tdir
2715 # first mirror is is 0-100M, then 100M-(-1), second mirror is extension
2716 # space to -1 (-z 64M, so first comp is 0-64M)
2717 # Note: we have to place both 1st components on OST0, otherwise 2 OSTs
2718 # will be not enough - one will be degraded, the other is used on
2719 # an overlapping mirror.
2720 $LFS setstripe -N -E 100M -i 0 -E-1 -N -E-1 -i 0 -z 64M $comp_file ||
2721 error "Create $comp_file failed"
2723 local ost_idx1=$($LFS getstripe --component-start=0 \
2724 --component-end=64m -i $comp_file)
2725 local ost_name=$(ostname_from_index $ost_idx1)
2726 # degrade OST for first comp of 2nd mirror so we won't extend there
2727 do_facet ost$((ost_idx1+1)) $LCTL set_param -n \
2728 obdfilter.$ost_name.degraded=1
2731 $LFS getstripe $comp_file
2733 # Write to first component, stale & instantiate second mirror components
2734 # overlapping with the written component (0-100M);
2735 dd if=/dev/zero bs=2M count=1 of=$comp_file conv=notrunc
2738 do_facet ost$((ost_idx1+1)) $LCTL set_param -n \
2739 obdfilter.$ost_name.degraded=0
2741 $LFS getstripe $comp_file
2743 [ $RC -eq 0 ] || error "dd to repeat & stale failed"
2745 found=$($LFS find --component-start 0m --component-end 64m \
2746 --component-flags init,stale $comp_file | wc -l)
2747 [ $found -eq 1 ] || error "write: first comp incorrect"
2749 # was repeated due to degraded ost
2750 found=$($LFS find --component-start 64m --component-end 128m \
2751 --component-flags init,stale $comp_file | wc -l)
2752 [ $found -eq 1 ] || error "write: repeated comp incorrect"
2754 local ost_idx2=$($LFS getstripe --component-start=64m \
2755 --component-end=128m --component-flags=init \
2757 [[ $ost_idx1 -eq $ost_idx2 ]] && error "$ost_idx1 == $ost_idx2"
2758 local mirror_id=$($LFS getstripe --component-start=0m \
2759 --component-end=64m --component-flags=init \
2760 $comp_file | grep lcme_mirror_id | awk '{ print $2 }')
2761 [[ $mirror_id -eq 2 ]] ||
2762 error "component not in correct mirror? $mirror_id"
2764 $LFS mirror resync $comp_file
2766 $LFS getstripe $comp_file
2768 # component dimensions should not change from resync
2769 found=$($LFS find --component-start 0m --component-end 64m \
2770 --component-flags init,^stale $comp_file | wc -l)
2771 [ $found -eq 1 ] || error "resync: first comp incorrect"
2772 found=$($LFS find --component-start 64m --component-end 128m \
2773 --component-flags init,^stale $comp_file | wc -l)
2774 [ $found -eq 1 ] || error "resync: repeated comp incorrect"
2776 sel_layout_sanity $comp_file 5
2780 run_test 204e "FLR write/stale/resync sel test with repeated comp"
2782 # FLR + SEL: failed repeated component, SEL in non-primary mirror
2784 [ $OSTCOUNT -lt 2 ] && skip "needs >= 2 OSTs"
2785 [ "$MDS1_VERSION" -lt $(version_code $SEL_VER) ] &&
2786 skip "skipped for lustre < $SEL_VER"
2788 local comp_file=$DIR/$tdir/$tfile
2791 wait_delete_completed
2793 test_mkdir $DIR/$tdir
2795 pool_add $TESTNAME || error "Pool creation failed"
2796 pool_add_targets $TESTNAME 0 1 || error "Pool add targets failed"
2798 # first mirror is is 0-100M, then 100M-(-1), second mirror is extension
2799 # space to -1 (-z 64M, so first comp is 0-64M)
2800 $LFS setstripe -N -E 100M -E-1 -N --pool="$TESTNAME" \
2801 -E-1 -c 1 -z 64M $comp_file || error "Create $comp_file failed"
2803 local ost_name0=$(ostname_from_index 0)
2804 local ost_name1=$(ostname_from_index 1)
2806 # degrade both OSTs in pool, so we'll try to repeat, then fail and
2807 # extend original comp
2808 do_facet ost1 $LCTL set_param -n obdfilter.$ost_name0.degraded=1
2809 do_facet ost2 $LCTL set_param -n obdfilter.$ost_name1.degraded=1
2812 # a write to the 1st component, 100M length, which will try to stale
2813 # the first 100M of mirror 2, attempting to extend its 0-64M component
2814 dd if=/dev/zero bs=2M count=1 of=$comp_file conv=notrunc
2817 do_facet ost1 $LCTL set_param -n obdfilter.$ost_name0.degraded=0
2818 do_facet ost2 $LCTL set_param -n obdfilter.$ost_name1.degraded=0
2821 [ $RC -eq 0 ] || error "dd to extend mirror comp failed"
2823 $LFS getstripe $comp_file
2825 found=$($LFS find --component-start 0m --component-end 128m \
2826 --component-flags init,stale $comp_file | wc -l)
2827 [ $found -eq 1 ] || error "write: First mirror comp incorrect"
2829 local mirror_id=$($LFS getstripe --component-start=0m \
2830 --component-end=128m --component-flags=init \
2831 $comp_file | grep lcme_mirror_id | awk '{ print $2 }')
2833 [[ $mirror_id -eq 2 ]] ||
2834 error "component not in correct mirror? $mirror_id, not 2"
2836 $LFS mirror resync $comp_file
2838 $LFS getstripe $comp_file
2840 # component dimensions should not change from resync
2841 found=$($LFS find --component-start 0m --component-end 128m \
2842 --component-flags init,^stale $comp_file | wc -l)
2843 [ $found -eq 1 ] || error "resync: First mirror comp incorrect"
2845 sel_layout_sanity $comp_file 4
2849 run_test 204f "FLR write/stale/resync sel w/forced extension"
2852 check_and_cleanup_lustre