Re: [PATCH 7/8] generic: run a long-soak write-only fsstress test

[Eryu Guan <eguan@redhat.com>]

On Tue, Dec 12, 2017 at 10:04:04PM -0800, Darrick J. Wong wrote:
> From: Darrick J. Wong <darrick.wong@oracle.com>
> 
> Let a lot of writes soak in with multithreaded fsstress to look for bugs
> and other problems.
> 
> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
> ---
>  tests/generic/933     |   64 +++++++++++++++++++++++++++++++++++++++++++++++++
>  tests/generic/933.out |    2 ++
>  tests/generic/group   |    1 +
>  3 files changed, 67 insertions(+)
>  create mode 100755 tests/generic/933
>  create mode 100644 tests/generic/933.out
> 
> 
> diff --git a/tests/generic/933 b/tests/generic/933
> new file mode 100755
> index 0000000..0cbd081
> --- /dev/null
> +++ b/tests/generic/933
> @@ -0,0 +1,64 @@
> +#! /bin/bash
> +# FS QA Test No. 933
> +#
> +# Run an all-writes fsstress run with multiple threads to shake out
> +# bugs in the write path.
> +#
> +#-----------------------------------------------------------------------
> +# 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  02110-1301  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.*
> +	$KILLALL_PROG -9 fsstress > /dev/null 2>&1
> +}
> +
> +# get standard environment, filters and checks
> +. ./common/rc
> +
> +# Modify as appropriate.
> +_supported_fs generic
> +_supported_os Linux
> +
> +_require_scratch
> +_require_command "$KILLALL_PROG" "killall"
> +
> +rm -f $seqres.full
> +
> +echo "Silence is golden."
> +
> +_scratch_mkfs > $seqres.full 2>&1
> +_scratch_mount >> $seqres.full 2>&1
> +
> +nr_cpus=$((LOAD_FACTOR * 4))
> +nr_ops=$((25000 * nr_cpus * TIME_FACTOR))
> +$FSSTRESS_PROG $FSSTRESS_AVOID -w -d $SCRATCH_MNT -n $nr_ops -p $nr_cpus -v >> $seqres.full

I removed '-v' option on commit, otherwise the resulting $seqres.full is
too large (almost 200M).

> +
> +# success, all done
> +status=0
> +exit
> diff --git a/tests/generic/933.out b/tests/generic/933.out
> new file mode 100644
> index 0000000..758765d
> --- /dev/null
> +++ b/tests/generic/933.out
> @@ -0,0 +1,2 @@
> +QA output created by 933
> +Silence is golden.
> diff --git a/tests/generic/group b/tests/generic/group
> index ff1ddc9..3c4fff5 100644
> --- a/tests/generic/group
> +++ b/tests/generic/group
> @@ -473,3 +473,4 @@
>  468 shutdown auto quick metadata
>  469 auto quick
>  932 shutdown auto log metadata
> +933 auto rw clone

I also removed the 'clone' group, it only runs clone operations
implicitly by fsstress.

Thanks,
Eryu