| #! /bin/bash |
| # FS QA Test 999 |
| # |
| # Multi-threads freeze/unfreeze testing. This's a stress test case, |
| # it won't do functional check. |
| # |
| #----------------------------------------------------------------------- |
| # Copyright (c) 2016 Red Hat, 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 02110-1301 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 15 |
| |
| _cleanup() |
| { |
| cd / |
| # Make sure $SCRATCH_MNT is unfreezed |
| xfs_freeze -u $SCRATCH_MNT 2>/dev/null |
| rm -f $tmp.* |
| } |
| |
| # get standard environment, filters and checks |
| . ./common/rc |
| . ./common/filter |
| |
| # remove previous $seqres.full before test |
| rm -f $seqres.full |
| |
| # real QA test starts here |
| echo "Silence is golden" |
| |
| # Modify as appropriate. |
| _supported_fs generic |
| _supported_os Linux |
| _require_scratch |
| _require_freeze |
| _require_test_program "feature" |
| |
| _scratch_mkfs >>$seqres.full 2>&1 |
| # We don't want to freeze/unfreeze root fs if mount scratch dev failed |
| _scratch_mount |
| |
| num_cpus=`$here/src/feature -o` |
| |
| # Start fsstress in background |
| procs=$num_cpus |
| if [ $procs -gt 20 ]; then |
| procs=20 |
| elif [ $procs -le 1 ]; then |
| procs=2 |
| fi |
| nops=1000 |
| stress_dir="$SCRATCH_MNT/fsstress_test_dir" |
| mkdir "$stress_dir" |
| fsstress_args=`_scale_fsstress_args -d $stress_dir -p $procs -n $nops $FSSTRESS_AVOID` |
| $FSSTRESS_PROG $fsstress_args >>$seqres.full 2>&1 & |
| fsstress_pid=$! |
| |
| # Start multi-threads freeze/unfreeze |
| for ((i=0; i<$procs; i++)); do |
| while kill -0 $fsstress_pid 2>/dev/null; do |
| xfs_freeze -f $SCRATCH_MNT 2>/dev/null |
| xfs_freeze -u $SCRATCH_MNT 2>/dev/null |
| done & |
| freeze_pids="$! $freeze_pids" |
| done |
| |
| wait $fsstress_pid |
| result=$? |
| wait $freeze_pids |
| |
| # Exit with fsstress return value |
| status=$result |
| exit |