| #! /bin/bash |
| # FS QA Test No. 422 |
| # |
| # Race freeze and rmapbt repair for a while to see if we crash or livelock. |
| # rmapbt repair requires us to freeze the filesystem to stop all filesystem |
| # activity, so we can't have userspace wandering in and thawing it. |
| # |
| #----------------------------------------------------------------------- |
| # Copyright (c) 2017 Oracle, Inc. All Rights Reserved. |
| # |
| # This program is free software; you can redistribute it and/or |
| # modify it under the terms of the GNU General Public License as |
| # published by the Free Software Foundation. |
| # |
| # This program is distributed in the hope that it would be useful, |
| # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| # GNU General Public License for more details. |
| # |
| # You should have received a copy of the GNU General Public License |
| # along with this program; if not, write the Free Software Foundation, |
| # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1335 USA |
| #----------------------------------------------------------------------- |
| # |
| |
| seq=`basename $0` |
| seqres=$RESULT_DIR/$seq |
| echo "QA output created by $seq" |
| |
| here=`pwd` |
| tmp=/tmp/$$ |
| status=1 # failure is the default! |
| trap "_cleanup; exit \$status" 0 1 2 3 7 15 |
| |
| _cleanup() |
| { |
| cd / |
| rm -rf $tmp.* |
| } |
| |
| # get standard environment, filters and checks |
| . ./common/rc |
| . ./common/filter |
| . ./common/fuzzy |
| . ./common/inject |
| . ./common/xfs |
| |
| # real QA test starts here |
| _supported_os Linux |
| _supported_fs xfs |
| _require_xfs_scratch_rmapbt |
| _require_xfs_io_command "scrub" |
| _require_xfs_io_error_injection "force_repair" |
| _require_command "$KILLALL_PROG" killall |
| |
| echo "Format and populate" |
| _scratch_mkfs > "$seqres.full" 2>&1 |
| _scratch_mount |
| |
| STRESS_DIR="$SCRATCH_MNT/testdir" |
| mkdir -p $STRESS_DIR |
| |
| for i in $(seq 0 9); do |
| mkdir -p $STRESS_DIR/$i |
| for j in $(seq 0 9); do |
| mkdir -p $STRESS_DIR/$i/$j |
| for k in $(seq 0 9); do |
| echo x > $STRESS_DIR/$i/$j/$k |
| done |
| done |
| done |
| |
| cpus=$(( $(src/feature -o) * 4 * LOAD_FACTOR)) |
| |
| echo "Concurrent repair" |
| filter_output() { |
| egrep -v '(Device or resource busy|Invalid argument)' |
| } |
| freeze_loop() { |
| end="$1" |
| |
| while [ "$(date +%s)" -lt $end ]; do |
| $XFS_IO_PROG -x -c 'freeze' -c 'thaw' $SCRATCH_MNT 2>&1 | filter_output |
| done |
| } |
| repair_loop() { |
| end="$1" |
| |
| while [ "$(date +%s)" -lt $end ]; do |
| $XFS_IO_PROG -x -c 'repair rmapbt 0' -c 'repair rmapbt 1' $SCRATCH_MNT 2>&1 | filter_output |
| done |
| } |
| stress_loop() { |
| end="$1" |
| |
| FSSTRESS_ARGS=$(_scale_fsstress_args -p 4 -d $SCRATCH_MNT -n 2000 $FSSTRESS_AVOID) |
| while [ "$(date +%s)" -lt $end ]; do |
| $FSSTRESS_PROG $FSSTRESS_ARGS >> $seqres.full |
| done |
| } |
| $XFS_IO_PROG -x -c 'inject force_repair' $SCRATCH_MNT |
| |
| start=$(date +%s) |
| end=$((start + (30 * TIME_FACTOR) )) |
| |
| echo "Loop started at $(date --date="@${start}"), ending at $(date --date="@${end}")" >> $seqres.full |
| stress_loop $end & |
| freeze_loop $end & |
| repair_loop $end & |
| |
| # Wait until 2 seconds after the loops should have finished... |
| while [ "$(date +%s)" -lt $((end + 2)) ]; do |
| sleep 1 |
| done |
| |
| # ...and clean up after the loops in case they didn't do it themselves. |
| $KILLALL_PROG -TERM xfs_io fsstress >> $seqres.full 2>&1 |
| $XFS_IO_PROG -x -c 'thaw' $SCRATCH_MNT >> $seqres.full 2>&1 |
| |
| echo "Loop finished at $(date)" >> $seqres.full |
| echo "Test done" |
| |
| # success, all done |
| status=0 |
| exit |