| #! /bin/bash |
| # FS QA Test 488 |
| # |
| # Test having many file descriptors referring to deleted files open. Regression |
| # test for patch "Btrfs: fix ENOSPC caused by orphan items reservations". |
| # |
| #----------------------------------------------------------------------- |
| # Copyright (c) 2018 Omar Sandoval. 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 / |
| rm -f $tmp.* |
| } |
| |
| . ./common/rc |
| . ./common/filter |
| |
| rm -f $seqres.full |
| |
| _supported_fs generic |
| _supported_os Linux |
| _require_scratch |
| _require_test_program "multi_open_unlink" |
| |
| _scratch_mkfs_sized $((1024 * 1024 * 1024)) >> $seqres.full 2>&1 |
| _scratch_mount |
| |
| test_file="$SCRATCH_MNT/$seq" |
| |
| ulimit -n $((16 * 1024)) |
| # ~10000 files on a 1 GB filesystem should be no problem. |
| $here/src/multi_open_unlink -f $SCRATCH_MNT/$seq -n 10000 -s 0 |
| |
| echo "Silence is golden" |
| |
| status=0 |
| exit |