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Re: Ubuntu Ext4 regression testing

To: Eric Sandeen <sandeen@xxxxxxxxxx>
Subject: Re: Ubuntu Ext4 regression testing
From: Brad Figg <brad.figg@xxxxxxxxxxxxx>
Date: Wed, 12 Sep 2012 16:15:10 -0700
Cc: linux-ext4@xxxxxxxxxxxxxxx, xfs-oss <xfs@xxxxxxxxxxx>
In-reply-to: <5051142D.1050603@xxxxxxxxxx>
References: <50511241.2090603@xxxxxxxxxxxxx> <5051142D.1050603@xxxxxxxxxx>
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:14.0) Gecko/20120714 Thunderbird/14.0
On 09/12/2012 04:01 PM, Eric Sandeen wrote:
> Hi Brad -
> (cc: xfs list too)
> On 9/12/12 5:52 PM, Brad Figg wrote:
>> The Ubuntu kernel team has been putting some automated testing
>> infrastructure in place. We are very interested in engaging with
>> the appropriate upstream developers. We have been running the
>> xfstests that come as part of the autotest testing framework.
>> Some of these tests fail or never complete when run against an
>> Ext4 file-system. 
> Which ones?  Feel free to file bugs or send mail.  Tests should pass.
> Sometimes it's a test bug, though, of course ;)
>> Our initial questions are:
>> 1. Is this an appropriate set of tests to be run as regression
>>    tests?
> Yes, that's what it's for!
>> 2. Is there a list of the xfstests that are appropriate for
>>    Ext4?
> Any test which says
> _supported_fs generic
> or
> _supported_fs ext4
> can run on ext4, and should in theory pass.  I think there are
> about 100 of them by now.
> There is a "dangerous" group (see groups file) which contains test nrs that
> might stop testing via a hang or panic.  But don't skip those by
> default; newer kernels with those bugs fixed _should_ pass them too.
>> 3. Are there additional regression tests that would be beneficial
>>    to the Linux community for us to be running?
> We've been encouraging new tests to be written for xfstests lately,
> and it's gotten a good amount of traction.  There certainly may be
> other things out there, though.
> -Eric
>> Test results can be found at:
>>     http://kernel.ubuntu.com/testing/index.html
>> Thanks
>> Brad
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I'm going to be doing some new runs so anything I find will be reported.

Brad Figg brad.figg@xxxxxxxxxxxxx http://www.canonical.com

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