From: Amir Goldstein Date: Sun, 9 Jun 2019 17:12:29 +0000 (+0300) Subject: fstests: don't oom the box opening tmpfiles (take 2) X-Git-Tag: v2022.05.01~1124 X-Git-Url: http://git.apps.os.sepia.ceph.com/?a=commitdiff_plain;h=c42c8e6c2adc9cd268789d32a829f9f0172e3391;p=xfstests-dev.git fstests: don't oom the box opening tmpfiles (take 2) For the t_open_tmpfiles tests that run multiple jobs in parallel, limit ourselves to half of file-max for all jobs combined, so that we don't OOM the test machine. Signed-off-by: Amir Goldstein Reviewed-by: Darrick J. Wong Signed-off-by: Eryu Guan --- diff --git a/tests/generic/531 b/tests/generic/531 index 8ce4cc93..ea77eec2 100755 --- a/tests/generic/531 +++ b/tests/generic/531 @@ -41,10 +41,10 @@ _scratch_mount # Try to load up all the CPUs, two threads per CPU. nr_cpus=$(( $(getconf _NPROCESSORS_ONLN) * 2 )) -# Set ULIMIT_NOFILE to min(file-max / 2, 50000 files per LOAD_FACTOR) +# Set ULIMIT_NOFILE to min(file-max / $nr_cpus / 2, 50000 files per LOAD_FACTOR) # so that this test doesn't take forever or OOM the box max_files=$((50000 * LOAD_FACTOR)) -max_allowable_files=$(( $(cat /proc/sys/fs/file-max) / 2 )) +max_allowable_files=$(( $(cat /proc/sys/fs/file-max) / $nr_cpus / 2 )) test $max_allowable_files -gt 0 && test $max_files -gt $max_allowable_files && \ max_files=$max_allowable_files ulimit -n $max_files diff --git a/tests/xfs/502 b/tests/xfs/502 index 0a7921a3..1b747a1a 100755 --- a/tests/xfs/502 +++ b/tests/xfs/502 @@ -43,10 +43,10 @@ _scratch_mount # Load up all the CPUs, two threads per CPU. nr_cpus=$(( $(getconf _NPROCESSORS_ONLN) * 2 )) -# Set ULIMIT_NOFILE to min(file-max / 2, 30000 files per cpu per LOAD_FACTOR) +# Set ULIMIT_NOFILE to min(file-max / $nr_cpus / 2, 30000 files per cpu per LOAD_FACTOR) # so that this test doesn't take forever or OOM the box max_files=$((30000 * LOAD_FACTOR)) -max_allowable_files=$(( $(cat /proc/sys/fs/file-max) / 2 )) +max_allowable_files=$(( $(cat /proc/sys/fs/file-max) / $nr_cpus / 2 )) test $max_allowable_files -gt 0 && test $max_files -gt $max_allowable_files && \ max_files=$max_allowable_files ulimit -n $max_files