+test_8() {
+ replay_barrier $SINGLEMDS
+ drop_reint_reply "mcreate $MOUNT1/$tfile" || return 1
+ fail $SINGLEMDS
+ checkstat $MOUNT2/$tfile || return 2
+ rm $MOUNT1/$tfile || return 3
+
+ return 0
+}
+run_test 8 "replay of resent request"
+
+test_9() {
+ replay_barrier $SINGLEMDS
+ mcreate $MOUNT1/$tfile-1
+ mcreate $MOUNT2/$tfile-2
+ # drop first reint reply
+ do_facet $SINGLEMDS lctl set_param fail_loc=0x80000119
+ fail $SINGLEMDS
+ do_facet $SINGLEMDS lctl set_param fail_loc=0
+
+ rm $MOUNT1/$tfile-[1,2] || return 1
+
+ return 0
+}
+run_test 9 "resending a replayed create"
+
+test_10() {
+ mcreate $MOUNT1/$tfile-1
+ replay_barrier $SINGLEMDS
+ munlink $MOUNT1/$tfile-1
+ mcreate $MOUNT2/$tfile-2
+ # drop first reint reply
+ do_facet $SINGLEMDS lctl set_param fail_loc=0x80000119
+ fail $SINGLEMDS
+ do_facet $SINGLEMDS lctl set_param fail_loc=0
+
+ checkstat $MOUNT1/$tfile-1 && return 1
+ checkstat $MOUNT1/$tfile-2 || return 2
+ rm $MOUNT1/$tfile-2
+
+ return 0
+}
+run_test 10 "resending a replayed unlink"
+
+test_11() {
+ replay_barrier $SINGLEMDS
+ mcreate $DIR1/$tfile-1
+ mcreate $DIR2/$tfile-2
+ mcreate $DIR1/$tfile-3
+ mcreate $DIR2/$tfile-4
+ mcreate $DIR1/$tfile-5
+ # drop all reint replies for a while
+ do_facet $SINGLEMDS $LCTL set_param fail_loc=0x0119
+ # note that with this fail_loc set, facet_failover df will fail
+ facet_failover $SINGLEMDS
+
+ local clients=${CLIENTS:-$HOSTNAME}
+ wait_clients_import_state "$clients" $SINGLEMDS FULL
+
+ do_facet $SINGLEMDS $LCTL set_param fail_loc=0
+
+ rm $DIR1/$tfile-[1-5] || return 1
+
+ return 0
+}
+run_test 11 "both clients timeout during replay"
+
+test_12() {
+ replay_barrier $SINGLEMDS
+
+ multiop_bg_pause $DIR/$tfile mo_c || return 1
+ MULTIPID=$!
+
+#define OBD_FAIL_LDLM_ENQUEUE_NET 0x302
+ do_facet $SINGLEMDS lctl set_param fail_loc=0x80000302
+ facet_failover $SINGLEMDS
+ do_facet $SINGLEMDS lctl set_param fail_loc=0
+ clients_up || return 1
+
+ ls $DIR/$tfile
+ kill -USR1 $MULTIPID || return 3
+ wait $MULTIPID || return 4
+ $CHECKSTAT -t file $DIR/$tfile || return 2
+ rm $DIR/$tfile
+
+ return 0
+}
+run_test 12 "open resend timeout"
+
+test_13() {
+ multiop_bg_pause $DIR/$tfile mo_c || return 1
+ MULTIPID=$!
+
+ replay_barrier $SINGLEMDS
+
+ kill -USR1 $MULTIPID || return 3
+ wait $MULTIPID || return 4
+
+ # drop close
+ do_facet $SINGLEMDS lctl set_param fail_loc=0x80000115
+ facet_failover $SINGLEMDS
+ do_facet $SINGLEMDS lctl set_param fail_loc=0
+ clients_up || return 1
+
+ ls $DIR/$tfile
+ $CHECKSTAT -t file $DIR/$tfile || return 2
+ rm $DIR/$tfile
+
+ return 0
+}
+run_test 13 "close resend timeout"
+
+# test 14a removed after 18143 because it shouldn't fail anymore and do the same
+# as test_15a
+
+test_14b() {
+ wait_mds_ost_sync
+ wait_delete_completed
+
+ local beforeused=$(df -P $DIR | tail -1 | awk '{ print $3 }')
+
+ mkdir -p $MOUNT1/$tdir
+ $LFS setstripe -i 0 $MOUNT1/$tdir
+ replay_barrier $SINGLEMDS
+ createmany -o $MOUNT1/$tdir/$tfile- 5
+
+ $LFS setstripe -i 0 $MOUNT2/$tfile-2
+ dd if=/dev/zero of=$MOUNT2/$tfile-2 bs=1M count=5
+ createmany -o $MOUNT1/$tdir/$tfile-3- 5
+ umount $MOUNT2
+
+ fail $SINGLEMDS
+ wait_recovery_complete $SINGLEMDS || error "MDS recovery not done"
+
+ # first set of files should have been replayed
+ unlinkmany $MOUNT1/$tdir/$tfile- 5 || error "first unlinks failed"
+ unlinkmany $MOUNT1/$tdir/$tfile-3- 5 || error "second unlinks failed"
+
+ zconf_mount $HOSTNAME $MOUNT2 || error "mount $MOUNT2 failed"
+ [ -f $MOUNT2/$tfile-2 ] && error "$MOUNT2/$tfile-2 exists!"
+
+ wait_mds_ost_sync || error "wait_mds_ost_sync failed"
+ wait_delete_completed || error "wait_delete_complete failed"
+
+ local afterused=$(df -P $DIR | tail -1 | awk '{ print $3 }')
+ log "before $beforeused, after $afterused"
+ # leave some margin for some files/dirs to be modified (OI, llog, etc)
+ [ $afterused -le $((beforeused + $(fs_log_size))) ] ||
+ error "after $afterused > before $beforeused"
+}
+run_test 14b "delete ost orphans if gap occured in objids due to VBR"
+
+test_15a() { # was test_15
+ replay_barrier $SINGLEMDS
+ createmany -o $MOUNT1/$tfile- 25
+ createmany -o $MOUNT2/$tfile-2- 1
+ umount $MOUNT2
+
+ fail $SINGLEMDS
+
+ unlinkmany $MOUNT1/$tfile- 25 || return 2
+ [ -e $MOUNT1/$tfile-2-0 ] && error "$tfile-2-0 exists"
+
+ zconf_mount `hostname` $MOUNT2 || error "mount $MOUNT2 fail"
+ return 0
+}
+run_test 15a "timeout waiting for lost client during replay, 1 client completes"
+
+test_15c() {
+ replay_barrier $SINGLEMDS
+ for ((i = 0; i < 2000; i++)); do
+ echo "data" > "$MOUNT2/${tfile}-$i" || error "create ${tfile}-$i failed"
+ done
+ umount $MOUNT2
+
+ fail $SINGLEMDS
+
+ zconf_mount `hostname` $MOUNT2 || error "mount $MOUNT2 fail"
+ return 0
+}
+run_test 15c "remove multiple OST orphans"
+
+test_16() {
+ replay_barrier $SINGLEMDS
+ createmany -o $MOUNT1/$tfile- 25
+ createmany -o $MOUNT2/$tfile-2- 1
+ umount $MOUNT2
+
+ facet_failover $SINGLEMDS
+ sleep $TIMEOUT
+ fail $SINGLEMDS
+
+ unlinkmany $MOUNT1/$tfile- 25 || return 2
+
+ zconf_mount `hostname` $MOUNT2 || error "mount $MOUNT2 fail"
+ return 0
+
+}
+run_test 16 "fail MDS during recovery (3571)"
+
+test_17() {
+ remote_ost_nodsh && skip "remote OST with nodsh" && return 0
+
+ createmany -o $MOUNT1/$tfile- 25
+ createmany -o $MOUNT2/$tfile-2- 1
+
+ # Make sure the disconnect is lost
+ replay_barrier ost1
+ umount $MOUNT2
+
+ facet_failover ost1
+ sleep $TIMEOUT
+ fail ost1
+
+ unlinkmany $MOUNT1/$tfile- 25 || return 2
+
+ zconf_mount `hostname` $MOUNT2 || error "mount $MOUNT2 fail"
+ return 0
+
+}
+run_test 17 "fail OST during recovery (3571)"
+
+# cleanup with blocked enqueue fails until timer elapses (MDS busy), wait for it
+export NOW=0
+
+test_18() { # bug 3822 - evicting client with enqueued lock
+ #set -vx
+ local DLMTRACE=$(do_facet $SINGLEMDS lctl get_param debug)
+ do_facet $SINGLEMDS lctl set_param debug=+dlmtrace
+ mkdir -p $MOUNT1/$tdir || error "mkdir $MOUNT1/$tdir failed"
+ touch $MOUNT1/$tdir/${tfile}0 || error "touch file failed"
+ statmany -s $MOUNT1/$tdir/$tfile 1 500 &
+ OPENPID=$!
+ NOW=$SECONDS
+ #define OBD_FAIL_LDLM_ENQUEUE_BLOCKED 0x30b
+ do_facet $SINGLEMDS lctl set_param fail_loc=0x8000030b # hold enqueue
+ sleep 1
+ #define OBD_FAIL_LDLM_BL_CALLBACK_NET 0x305
+ do_facet client lctl set_param ldlm.namespaces.*.early_lock_cancel=0
+ do_facet client lctl set_param fail_loc=0x80000305 # drop cb, evict
+ cancel_lru_locks mdc
+ sleep 0.1 # wait to ensure first client is one that will be evicted
+ openfile -f O_RDONLY $MOUNT2/$tdir/$tfile
+ wait $OPENPID
+ do_facet client lctl set_param ldlm.namespaces.*.early_lock_cancel=1
+ do_facet $SINGLEMDS lctl debug_kernel |
+ grep "not entering recovery" && error "client not evicted"
+ do_facet client "lctl set_param fail_loc=0"
+ do_facet $SINGLEMDS "lctl set_param fail_loc=0"
+}
+run_test 18 "ldlm_handle_enqueue succeeds on evicted export (3822)"
+
+test_19() { # Bug 10991 - resend of open request does not fail assertion.
+ replay_barrier $SINGLEMDS
+ drop_mdt_ldlm_reply "createmany -o $DIR/$tfile 1" || return 1
+ fail $SINGLEMDS
+ checkstat $DIR2/${tfile}0 || return 2
+ rm $DIR/${tfile}0 || return 3
+
+ return 0
+}
+run_test 19 "resend of open request"
+
+test_20() { #16389
+ local before=$SECONDS
+ replay_barrier $SINGLEMDS
+ touch $DIR1/$tfile.a
+ touch $DIR2/$tfile.b
+ umount $DIR2
+ fail $SINGLEMDS
+ rm $DIR1/$tfile.a
+ zconf_mount $HOSTNAME $DIR2 || error "mount $DIR2 fail"
+ local tier1=$((SECONDS - before))
+
+ before=$SECONDS
+ replay_barrier $SINGLEMDS
+ touch $DIR1/$tfile.a
+ touch $DIR2/$tfile.b
+ umount $DIR2
+ fail $SINGLEMDS
+ rm $DIR1/$tfile.a
+ zconf_mount $HOSTNAME $DIR2 || error "mount $DIR2 fail"
+ local tier2=$((SECONDS - before))
+
+ # timeout is more than 1.5x original timeout
+ ((tier2 < tier1 * 6 / 4)) ||
+ error "recovery time $tier2 >= 1.5x original time $tier1"
+}
+run_test 20 "recovery time is not increasing"
+
+# commit on sharing tests
+test_21a() {
+ local param_file=$TMP/$tfile-params
+
+ save_lustre_params $SINGLEMDS "mdt.*.commit_on_sharing" > $param_file
+ do_facet $SINGLEMDS lctl set_param mdt.*.commit_on_sharing=1
+ touch $MOUNT1/$tfile-1
+ mv $MOUNT2/$tfile-1 $MOUNT2/$tfile-2
+ mv $MOUNT1/$tfile-2 $MOUNT1/$tfile-3
+ replay_barrier_nosync $SINGLEMDS
+ umount $MOUNT2
+
+ facet_failover $SINGLEMDS
+
+ # all renames are replayed
+ unlink $MOUNT1/$tfile-3 || return 2
+
+ zconf_mount `hostname` $MOUNT2 || error "mount $MOUNT2 fail"
+
+ do_facet $SINGLEMDS lctl set_param mdt.*.commit_on_sharing=0
+ rm -rf $MOUNT1/$tfile-*
+ restore_lustre_params < $param_file
+ rm -f $param_file
+ return 0
+}
+run_test 21a "commit on sharing"
+
+test_21b_sub () {
+ local mds=$1
+ do_node $CLIENT1 rm -f $MOUNT1/$tfile-*
+
+ do_facet $mds sync
+ do_node $CLIENT1 touch $MOUNT1/$tfile-1
+ do_node $CLIENT2 mv $MOUNT1/$tfile-1 $MOUNT1/$tfile-2
+ do_node $CLIENT1 mv $MOUNT1/$tfile-2 $MOUNT1/$tfile-3
+
+ replay_barrier_nosync $mds
+ shutdown_client $CLIENT2 $MOUNT1
+
+ facet_failover $mds
+
+ # were renames replayed?
+ local rc=0
+ echo UNLINK $MOUNT1/$tfile-3
+ do_node $CLIENT1 unlink $MOUNT1/$tfile-3 ||
+ { echo "unlink $tfile-3 fail!" && rc=1; }
+
+ boot_node $CLIENT2
+ zconf_mount_clients $CLIENT2 $MOUNT1 ||
+ error "mount $CLIENT2 $MOUNT1 fail"
+
+ return $rc
+}
+
+test_21b() {
+ [ -z "$CLIENTS" ] && skip "Need two or more clients" && return
+ [ $CLIENTCOUNT -lt 2 ] &&
+ { skip "Need 2+ clients, have $CLIENTCOUNT" && return; }
+
+ if [ "$FAILURE_MODE" = "HARD" ] && mixed_mdt_devs; then
+ skip "Several MDTs on one MDS with FAILURE_MODE=$FAILURE_MODE"
+ return 0
+ fi
+
+ zconf_umount_clients $CLIENTS $MOUNT2
+ zconf_mount_clients $CLIENTS $MOUNT1
+
+ local param_file=$TMP/$tfile-params
+
+ local mdtidx=$($LFS getstripe -m $MOUNT1)
+ local facet=mds$((mdtidx + 1))
+
+ save_lustre_params $facet "mdt.*.commit_on_sharing" > $param_file
+
+ # COS enabled
+ local COS=1
+ do_facet $facet lctl set_param mdt.*.commit_on_sharing=$COS
+
+ test_21b_sub $facet || error "Not all renames are replayed. COS=$COS"
+
+ # there is still a window when transactions may be written to disk
+ # before the mds device is set R/O. To avoid such a rare test failure,
+ # the check is repeated several times.
+ COS=0
+ local n_attempts=1
+ while true; do
+ # COS disabled (should fail)
+ do_facet $facet lctl set_param mdt.*.commit_on_sharing=$COS
+
+ test_21b_sub $facet || break
+ n_attempts=$((n_attempts + 1))
+ [ $n_attempts -gt 3 ] &&
+ error "can't check if COS works: rename replied w/o COS"
+ done
+ zconf_mount_clients $CLIENTS $MOUNT2
+ restore_lustre_params < $param_file
+ rm -f $param_file
+ return 0
+}
+run_test 21b "commit on sharing, two clients"
+
+checkstat_22() {
+ checkstat $MOUNT1/$remote_dir || return 1
+ checkstat $MOUNT1/$remote_dir/dir || return 2
+ checkstat $MOUNT1/$remote_dir/$tfile-1 || return 3
+ checkstat $MOUNT1/$remote_dir/dir/$tfile-1 || return 4
+ return 0
+}
+
+create_remote_dir_files_22() {
+ do_node $CLIENT2 mkdir ${MOUNT2}/$remote_dir/dir || return 1
+ do_node $CLIENT1 createmany -o $MOUNT1/$remote_dir/dir/$tfile- 2 ||
+ return 2
+ do_node $CLIENT2 createmany -o $MOUNT2/$remote_dir/$tfile- 2 ||
+ return 3
+ return 0
+}
+
+test_22a () {
+ [ $MDSCOUNT -lt 2 ] && skip "needs >= 2 MDTs" && return 0
+ ([ $FAILURE_MODE == "HARD" ] &&
+ [ "$(facet_host mds1)" == "$(facet_host mds2)" ]) &&
+ skip "MDTs needs to be on diff hosts for HARD fail mode" &&
+ return 0
+
+ local MDTIDX=1
+ local remote_dir=${tdir}/remote_dir
+
+ do_node $CLIENT1 mkdir -p $MOUNT1/${tdir}
+
+ # OBD_FAIL_MDS_REINT_NET_REP 0x119
+ do_facet mds$((MDTIDX + 1)) lctl set_param fail_loc=0x119
+ do_node $CLIENT1 $LFS mkdir -i $MDTIDX $MOUNT1/$remote_dir &
+ CLIENT_PID=$!
+ sleep 1
+
+ fail mds$((MDTIDX + 1))
+ wait $CLIENT_PID || error "lfs mkdir failed"
+
+ replay_barrier mds$MDTIDX
+ create_remote_dir_files_22 || error "Remote creation failed $?"
+ fail mds$MDTIDX
+
+ checkstat_22 || error "check stat failed $?"
+
+ rm -rf $MOUNT1/$tdir || error "rmdir remote_dir failed"
+ return 0
+}
+run_test 22a "c1 lfs mkdir -i 1 dir1, M1 drop reply & fail, c2 mkdir dir1/dir"
+
+test_22b () {
+ [ $MDSCOUNT -lt 2 ] && skip "needs >= 2 MDTs" && return 0
+ local MDTIDX=1
+ local remote_dir=$tdir/remote_dir
+
+ # OBD_FAIL_MDS_REINT_NET_REP 0x119
+ do_node $CLIENT1 mkdir -p $MOUNT1/${tdir}
+
+ do_facet mds$((MDTIDX + 1)) lctl set_param fail_loc=0x119
+ do_node $CLIENT1 $LFS mkdir -i $MDTIDX $MOUNT1/$remote_dir &
+ CLIENT_PID=$!
+ sleep 1
+
+ fail mds${MDTIDX},mds$((MDTIDX + 1))
+ wait $CLIENT_PID || error "lfs mkdir failed"
+
+ replay_barrier mds$MDTIDX
+ create_remote_dir_files_22 || error "Remote creation failed $?"
+ fail mds${MDTIDX}
+
+ checkstat_22 || error "check stat failed $?"
+
+ rm -rf $MOUNT1/$tdir || error "rmdir remote_dir failed"
+ return 0
+}
+run_test 22b "c1 lfs mkdir -i 1 d1, M1 drop reply & fail M0/M1, c2 mkdir d1/dir"
+
+test_22c () {
+ [ $MDSCOUNT -lt 2 ] && skip "needs >= 2 MDTs" && return 0
+ ([ $FAILURE_MODE == "HARD" ] &&
+ [ "$(facet_host mds1)" == "$(facet_host mds2)" ]) &&
+ skip "MDTs needs to be on diff hosts for HARD fail mode" &&
+ return 0
+ local MDTIDX=1
+ local remote_dir=${tdir}/remote_dir
+
+ do_node $CLIENT1 mkdir -p $MOUNT1/${tdir}
+
+ # OBD_FAIL_OUT_UPDATE_NET_REP 0x1701
+ do_facet mds$MDTIDX lctl set_param fail_loc=0x1701
+ do_node $CLIENT1 $LFS mkdir -i $MDTIDX $MOUNT1/$remote_dir &
+ CLIENT_PID=$!
+ sleep 1
+ do_facet mds$MDTIDX lctl set_param fail_loc=0
+
+ fail mds$MDTIDX
+ wait $CLIENT_PID || error "lfs mkdir failed"
+
+ replay_barrier mds$MDTIDX
+ create_remote_dir_files_22 || error "Remote creation failed $?"
+ fail mds$MDTIDX
+
+ checkstat_22 || error "check stat failed $?"
+
+ rm -rf $MOUNT1/$tdir || error "rmdir remote_dir failed"
+ return 0
+}
+run_test 22c "c1 lfs mkdir -i 1 d1, M1 drop update & fail M1, c2 mkdir d1/dir"
+
+test_22d () {
+ [ $MDSCOUNT -lt 2 ] && skip "needs >= 2 MDTs" && return 0
+ local MDTIDX=1
+ local remote_dir=${tdir}/remote_dir
+
+ do_node $CLIENT1 mkdir -p $MOUNT1/${tdir}
+
+ # OBD_FAIL_OUT_UPDATE_NET_REP 0x1701
+ do_facet mds$MDTIDX lctl set_param fail_loc=0x1701
+ do_node $CLIENT1 $LFS mkdir -i $MDTIDX $MOUNT1/$remote_dir &
+ CLIENT_PID=$!
+ sleep 1
+ do_facet mds$MDTIDX lctl set_param fail_loc=0
+
+ fail mds${MDTIDX},mds$((MDTIDX + 1))
+ wait $CLIENT_PID || error "lfs mkdir failed"
+
+ replay_barrier mds$MDTIDX
+ create_remote_dir_files_22 || error "Remote creation failed $?"
+ fail mds$MDTIDX
+
+ checkstat_22 || error "check stat failed $?"
+
+ rm -rf $MOUNT1/$tdir || error "rmdir remote_dir failed"
+ return 0
+}
+run_test 22d "c1 lfs mkdir -i 1 d1, M1 drop update & fail M0/M1,c2 mkdir d1/dir"
+
+checkstat_23() {
+ checkstat $MOUNT1/$remote_dir || return 1
+ checkstat $MOUNT1/$remote_dir/$tfile-1 || return 2
+ return 0
+}
+
+create_remote_dir_files_23() {
+ do_node $CLIENT2 mkdir ${MOUNT2}/$remote_dir || return 1
+ do_node $CLIENT2 createmany -o $MOUNT2/$remote_dir/$tfile- 2 || return 2
+ return 0
+}
+
+test_23a () {
+ [ $MDSCOUNT -lt 2 ] && skip "needs >= 2 MDTs" && return 0
+ ([ $FAILURE_MODE == "HARD" ] &&
+ [ "$(facet_host mds1)" == "$(facet_host mds2)" ]) &&
+ skip "MDTs needs to be on diff hosts for HARD fail mode" &&
+ return 0
+ local MDTIDX=1
+ local remote_dir=$tdir/remote_dir
+
+ do_node $CLIENT1 mkdir -p $MOUNT1/${tdir}
+ do_node $CLIENT1 $LFS mkdir -i $MDTIDX $MOUNT1/$remote_dir ||
+ error "lfs mkdir failed"
+ # OBD_FAIL_MDS_REINT_NET_REP 0x119
+ do_facet mds$((MDTIDX + 1)) lctl set_param fail_loc=0x119
+ do_node $CLIENT1 rmdir $MOUNT1/$remote_dir &
+ local CLIENT_PID=$!
+ sleep 1
+ do_facet mds$((MDTIDX + 1)) lctl set_param fail_loc=0
+
+ fail mds$((MDTIDX + 1))
+ wait $CLIENT_PID || error "rmdir remote dir failed"
+
+ replay_barrier mds${MDTIDX}
+ create_remote_dir_files_23 || error "Remote creation failed $?"
+ fail mds${MDTIDX}
+
+ checkstat_23 || error "check stat failed $?"
+
+ rm -rf $MOUNT1/$tdir || error "rmdir remote_dir failed"
+ return 0
+}
+run_test 23a "c1 rmdir d1, M1 drop reply and fail, client2 mkdir d1"
+
+test_23b () {
+ [ $MDSCOUNT -lt 2 ] && skip "needs >= 2 MDTs" && return 0
+ local MDTIDX=1
+ local remote_dir=$tdir/remote_dir
+
+ do_node $CLIENT1 mkdir -p $MOUNT1/${tdir}
+ do_node $CLIENT1 $LFS mkdir -i $MDTIDX $MOUNT1/$remote_dir ||
+ error "lfs mkdir failed"
+
+ # OBD_FAIL_MDS_REINT_NET_REP 0x119
+ do_facet mds$((MDTIDX + 1)) lctl set_param fail_loc=0x119
+ do_node $CLIENT1 rmdir $MOUNT1/$remote_dir &
+ local CLIENT_PID=$!
+ sleep 1
+ do_facet mds$((MDTIDX + 1)) lctl set_param fail_loc=0
+
+ fail mds${MDTIDX},mds$((MDTIDX + 1))
+ wait $CLIENT_PID || error "rmdir remote dir failed"
+
+ replay_barrier mds${MDTIDX}
+ create_remote_dir_files_23 || error "Remote creation failed $?"
+ fail mds${MDTIDX}
+
+ checkstat_23 || error "check stat failed $?"
+
+ rm -rf $MOUNT1/$tdir || error "rmdir remote_dir failed"
+ return 0
+}
+run_test 23b "c1 rmdir d1, M1 drop reply and fail M0/M1, c2 mkdir d1"
+
+test_23c () {
+ [ $MDSCOUNT -lt 2 ] && skip "needs >= 2 MDTs" && return 0
+
+ ([ $FAILURE_MODE == "HARD" ] &&
+ [ "$(facet_host mds1)" == "$(facet_host mds2)" ]) &&
+ skip "MDTs needs to be on diff hosts for HARD fail mode" &&
+ return 0
+ local MDTIDX=1
+ local remote_dir=$tdir/remote_dir
+
+ do_node $CLIENT1 mkdir -p $MOUNT1/${tdir}
+ do_node $CLIENT1 $LFS mkdir -i $MDTIDX $MOUNT1/$remote_dir ||
+ error "lfs mkdir failed"
+
+ # OBD_FAIL_OUT_UPDATE_NET_REP 0x1701
+ do_facet mds${MDTIDX} lctl set_param fail_loc=0x1701
+ do_node $CLIENT1 rmdir $MOUNT1/$remote_dir &
+ CLIENT_PID=$!
+ sleep 1
+ do_facet mds${MDTIDX} lctl set_param fail_loc=0
+
+ fail mds${MDTIDX}
+ wait $CLIENT_PID || error "rmdir remote dir failed"
+
+ replay_barrier mds${MDTIDX}
+ create_remote_dir_files_23 || error "Remote creation failed $?"
+ fail mds${MDTIDX}
+
+ checkstat_23 || error "check stat failed $?"
+
+ rm -rf $MOUNT1/$tdir || return 6
+ return 0
+}
+run_test 23c "c1 rmdir d1, M0 drop update reply and fail M0, c2 mkdir d1"
+
+test_23d () {
+ [ $MDSCOUNT -lt 2 ] && skip "needs >= 2 MDTs" && return 0
+ local MDTIDX=1
+ local remote_dir=$tdir/remote_dir
+
+ do_node $CLIENT1 mkdir -p $MOUNT1/${tdir}
+ do_node $CLIENT1 $LFS mkdir -i $MDTIDX $MOUNT1/$remote_dir ||
+ error "lfs mkdir failed"
+
+ # OBD_FAIL_UPDATE_OBJ_NET 0x1701
+ do_facet mds${MDTIDX} lctl set_param fail_loc=0x1701
+ do_node $CLIENT1 rmdir $MOUNT1/$remote_dir &
+ CLIENT_PID=$!
+ sleep 1
+ do_facet mds${MDTIDX} lctl set_param fail_loc=0
+
+ fail mds${MDTIDX},mds$((MDTIDX + 1))
+ wait $CLIENT_PID || error "rmdir remote dir failed"
+
+ replay_barrier mds${MDTIDX}
+ create_remote_dir_files_23 || error "Remote creation failed $?"
+ fail mds${MDTIDX}
+
+ checkstat_23 || error "check stat failed $?"
+
+ rm -rf $MOUNT1/$tdir || return 6
+ return 0
+}
+run_test 23d "c1 rmdir d1, M0 drop update reply and fail M0/M1, c2 mkdir d1"
+
+test_24 () {
+ [[ "$MDS1_VERSION" -gt $(version_code 2.5.2) ]] ||
+ skip "Need MDS version newer than 2.5.2"
+
+ touch $MOUNT/$tfile
+ stat $MOUNT/$tfile >&/dev/null
+# OBD_FAIL_MDS_REINT_NET_REP
+ do_facet $SINGLEMDS $LCTL set_param fail_loc=0x119
+ $TRUNCATE $MOUNT/$tfile 100 &
+ PID=$!
+ sleep 1
+ do_facet $SINGLEMDS lctl set_param fail_loc=0
+ # sync to release rep-ack lock quickly
+ do_nodes $(comma_list $(mdts_nodes)) \
+ "lctl set_param -n osd*.*MDT*.force_sync 1"
+ rm $MOUNT2/$tfile
+ wait
+}
+run_test 24 "reconstruct on non-existing object"
+
+# end commit on sharing tests
+
+test_25() {
+ cancel_lru_locks osc
+
+ $LFS setstripe -i 0 -c 1 $DIR/$tfile
+
+ # get lock for the 1st client
+ dd if=/dev/zero of=$DIR/$tfile count=1 >/dev/null ||
+ error "failed to write data"
+
+ # get waiting locks for the 2nd client
+ drop_ldlm_cancel "multiop $DIR2/$tfile Ow512" &
+ sleep 1
+
+ # failover, replay and resend replayed waiting locks
+ if [ "$OST1_VERSION" -ge $(version_code 2.6.90) ]; then
+ #define OBD_FAIL_LDLM_SRV_CP_AST 0x325
+ do_facet ost1 lctl set_param fail_loc=0x80000325
+ else
+ #define OBD_FAIL_OST_LDLM_REPLY_NET 0x213
+ do_facet ost1 lctl set_param fail_loc=0x80000213
+ fi
+
+ fail ost1
+
+ # multiop does not finish because CP AST is skipped;
+ # it is ok to kill it in the test, because CP AST is already re-sent
+ # and it does not hung forever in real life
+ killall multiop
+ wait
+}
+run_test 25 "replay|resend"
+
+cleanup_26() {
+ trap 0
+ kill -9 $tar_26_pid
+ kill -9 $dbench_26_pid
+ killall -9 dbench
+}
+
+test_26() {
+ local clients=${CLIENTS:-$HOSTNAME}
+
+ zconf_mount_clients $clients $MOUNT
+
+ local duration=600
+ [ "$SLOW" = "no" ] && duration=200
+ # set duration to 900 because it takes some time to boot node
+ [ "$FAILURE_MODE" = HARD ] && duration=900
+
+ local start_ts=$SECONDS
+ local rc=0
+
+ trap cleanup_26 EXIT
+ (
+ local tar_dir=$DIR/$tdir/run_tar
+ while true; do
+ test_mkdir -p -c$MDSCOUNT $tar_dir || break
+ if [ $MDSCOUNT -ge 2 ]; then
+ $LFS setdirstripe -D -c$MDSCOUNT $tar_dir ||
+ error "set default dirstripe failed"
+ fi
+ cd $tar_dir || break
+ tar cf - /etc | tar xf - || error "tar failed"
+ cd $DIR/$tdir || break
+ rm -rf $tar_dir || break
+ done
+ )&
+ tar_26_pid=$!
+ echo "Started tar $tar_26_pid"
+
+ (
+ local dbench_dir=$DIR2/$tdir/run_dbench
+ while true; do
+ test_mkdir -p -c$MDSCOUNT $dbench_dir || break
+ if [ $MDSCOUNT -ge 2 ]; then
+ $LFS setdirstripe -D -c$MDSCOUNT $dbench_dir ||
+ error "set default dirstripe failed"
+ fi
+ cd $dbench_dir || break
+ rundbench 1 -D $dbench_dir -t 100 &>/dev/null || break
+ cd $DIR/$tdir || break
+ rm -rf $dbench_dir || break
+ done
+ )&
+ dbench_26_pid=$!
+ echo "Started dbench $dbench_26_pid"
+
+ local num_failovers=0
+ local fail_index=1
+ while [ $((SECONDS - start_ts)) -lt $duration ]; do
+ kill -0 $tar_26_pid || error "tar $tar_26_pid missing"
+ kill -0 $dbench_26_pid || error "dbench $dbench_26_pid missing"
+ sleep 2
+ replay_barrier mds$fail_index
+ sleep 2 # give clients a time to do operations
+ # Increment the number of failovers
+ num_failovers=$((num_failovers + 1))
+ log "$TESTNAME fail mds$fail_index $num_failovers times"
+ fail mds$fail_index
+ if [ $fail_index -ge $MDSCOUNT ]; then
+ fail_index=1
+ else
+ fail_index=$((fail_index + 1))
+ fi
+ done
+ # stop the client loads
+ kill -0 $tar_26_pid || error "tar $tar_26_pid stopped"
+ kill -0 $dbench_26_pid || error "dbench $dbench_26_pid stopped"
+ cleanup_26 || true
+}
+run_test 26 "dbench and tar with mds failover"
+
+test_28() {
+ $LFS setstripe -i 0 -c 1 $DIR2/$tfile
+ dd if=/dev/zero of=$DIR2/$tfile bs=4096 count=1
+
+ #define OBD_FAIL_LDLM_SRV_BL_AST 0x324
+ do_facet ost1 $LCTL set_param fail_loc=0x80000324
+
+ dd if=/dev/zero of=$DIR/$tfile bs=4096 count=1 &
+ local pid=$!
+ sleep 2
+
+ #define OBD_FAIL_LDLM_GRANT_CHECK 0x32a
+ do_facet ost1 $LCTL set_param fail_loc=0x32a
+
+ fail ost1
+
+ sleep 2
+ cancel_lru_locks OST0000-osc
+ wait $pid || error "dd failed"
+}
+run_test 28 "lock replay should be ordered: waiting after granted"
+
+test_29() {
+ local dir0=$DIR/$tdir/d0
+ local dir1=$DIR/$tdir/d1
+
+ [ $MDSCOUNT -lt 2 ] && skip "needs >= 2 MDTs" && return 0
+ [ $CLIENTCOUNT -lt 2 ] && skip "needs >= 2 clients" && return 0
+ [ "$CLIENT1" == "$CLIENT2" ] &&
+ skip "clients must be on different nodes" && return 0
+
+ mkdir -p $DIR/$tdir
+ $LFS mkdir -i0 $dir0
+ $LFS mkdir -i1 $dir1
+ sync
+
+ replay_barrier mds2
+ # create a remote dir, drop reply
+ #define OBD_FAIL_PTLRPC_ROUND_XID 0x530
+ $LCTL set_param fail_loc=0x530 fail_val=36
+ #define OBD_FAIL_MDS_REINT_MULTI_NET_REP 0x15a
+ do_facet mds2 $LCTL set_param fail_loc=0x8000015a
+ echo make remote dir d0 for $dir0
+ $LFS mkdir -i1 -c1 $dir0/d3 &
+ sleep 1
+
+ echo make local dir d1 for $dir1
+ do_node $CLIENT2 $LCTL set_param fail_loc=0x530 fail_val=36
+ do_node $CLIENT2 mkdir $dir1/d4
+
+ fail mds2
+}
+run_test 29 "replay vs update with the same xid"
+
+test_30() {
+ $LFS setstripe -E 1m -L mdt -E -1 $DIR/$tfile
+ #first write to have no problems with grants
+ dd if=/dev/zero of=$DIR/$tfile bs=4k count=10 ||
+ error "dd on client failed"
+ dd if=/dev/zero of=$DIR/$tfile bs=4k count=10 seek=10 ||
+ error "dd on client failed"
+
+ #define OBD_FAIL_LDLM_REPLAY_PAUSE 0x32e
+ lctl set_param fail_loc=0x32e fail_val=4
+ dd of=/dev/null if=$DIR2/$tfile &
+ local pid=$!
+ sleep 1
+
+ fail $SINGLEMDS
+
+ wait $pid || error "dd on client failed"
+}
+run_test 30 "layout lock replay is not blocked on IO"
+
+complete $SECONDS
+SLEEP=$((SECONDS - $NOW))
+[ $SLEEP -lt $TIMEOUT ] && sleep $SLEEP
+[ "$MOUNTED2" = yes ] && zconf_umount $HOSTNAME $MOUNT2 || true
+check_and_cleanup_lustre
+exit_status