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Re: [PATCH v2 3/3] xfstests/btrfs: add stress test for btrfs quota opera

To: Dave Chinner <david@xxxxxxxxxxxxx>
Subject: Re: [PATCH v2 3/3] xfstests/btrfs: add stress test for btrfs quota operations
From: Josef Bacik <jbacik@xxxxxx>
Date: Thu, 13 Mar 2014 10:02:02 -0400
Cc: Wang Shilong <wangsl.fnst@xxxxxxxxxxxxxx>, <xfs@xxxxxxxxxxx>, <linux-btrfs@xxxxxxxxxxxxxxx>
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On 03/12/2014 11:12 PM, Dave Chinner wrote:
> On Mon, Mar 10, 2014 at 03:48:43PM -0400, Josef Bacik wrote:
>> -----BEGIN PGP SIGNED MESSAGE-----
>> Hash: SHA1
>>
>> On 03/09/2014 11:44 PM, Wang Shilong wrote:
>>> So this is a stress test for btrfs quota operations. it can also 
>>> detect the following commit fixed problem:
>>>
>>> 4082bd3d73(Btrfs: fix oops when writting dirty qgroups to disk)
>>>
>>> Signed-off-by: Wang Shilong <wangsl.fnst@xxxxxxxxxxxxxx> --- 
>>> v1->v2: switch into new helper _run_btrfs_util_prog() --- 
>>> tests/btrfs/043     | 76
>>> +++++++++++++++++++++++++++++++++++++++++++++++++++++ 
>>> tests/btrfs/043.out |  2 ++ tests/btrfs/group   |  1 + 3 files
>>> changed, 79 insertions(+) create mode 100755 tests/btrfs/043 create
>>> mode 100644 tests/btrfs/043.out
>>>
>>> diff --git a/tests/btrfs/043 b/tests/btrfs/043 new file mode
>>> 100755 index 0000000..d6c4bf3 --- /dev/null +++ b/tests/btrfs/043 
>>> @@ -0,0 +1,76 @@ +#! /bin/bash +# FS QA Test No. 043 +# +#
>>> stresstest for btrfs quota operations. we run fsstress and quota +#
>>> operations concurrently. +# 
>>> +#-----------------------------------------------------------------------
>>>
>>>
>> +# Copyright (c) 2014 Fujitsu.  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.* +} + +# get standard
>>> environment, filters and checks +. ./common/rc +. ./common/filter 
>>> + +_supported_fs btrfs +_supported_os Linux +_require_scratch + +rm
>>> -f $seqres.full + +_quota_enabled_background() +{ + i=1 +   while [
>>> $i -le 5 ] +        do +            _run_btrfs_util_prog quota enable 
>>> $SCRATCH_MNT +
>>> _run_btrfs_util_prog quota disable $SCRATCH_MNT +           i=$(($i+1)) +
>>> sleep 1 +   done +} + +MKFS_SIZE=$((1024 * 1024 * 1024)) +run_check
>>> _scratch_mkfs_sized $MKFS_SIZE +run_check _scratch_mount + 
>>> +_quota_enabled_background & +run_check $FSSTRESS_PROG -d
>>> $SCRATCH_MNT -w -p 5 -n 1000 \ +    $FSSTRESS_AVOID + +run_check
>>> _scratch_unmount +_check_scratch_fs +
>>
>> You should probably be doing something to make sure the background
>> quota stuff exits properly before your script exits, my fio box can
>> run the fsstress in way less than 5 seconds.  Thanks,
> 
> josef - you might want to have a look at what your mailer is doing
> to quoted email ad fix it... ;)

Eesh I think it's enigmail, I'll turn it off.  Thanks,

Josef

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