From: Carlos Maiolino <cmaiolino@redhat.com>
To: xfs@oss.sgi.com
Subject: Re: xfstests 250 fail on newer kernels
Date: Sat, 20 Oct 2012 08:24:05 -0300 [thread overview]
Message-ID: <20121020112405.GA652@andromeda.usersys.redhat.com> (raw)
In-Reply-To: <20121019215343.GX2739@dastard>
On Sat, Oct 20, 2012 at 08:53:43AM +1100, Dave Chinner wrote:
> On Fri, Oct 19, 2012 at 02:37:30PM -0300, Carlos Maiolino wrote:
> > Hi,
> >
> > reviewing a patch to xfstests250, I ran it against newer kernels (3.6.0+ and
> > 3.7.0-rc1) and noticed it is failing. i.e. btree is getting corrupted.
>
> It's been failing on mainline kernels for a long time. In fact, i
> think it's been failing since it was created. But it's not failing
> due to btree corruption - it's failing because mkfs is not leaving
> enough space in the AG that contains the log for sanity checks to
> pass. i.e. that there are always a minimum of 4 blocks of freespace
> in an AG.
>
> This is not actually a problem - the log takes the entire AG, so
> allocation will never occur in it, so having less than 4 blocks of
> free space in the AG is just noise in this case. It's never bubbled
> to the top of my list to fix...
>
> > I'm going to take a look at it, but let me know if anybody has already
> > found/fixed it.
>
> If it is failing the check_scratch_fs stage, then it is most likely
> the above issue. The corrupted btree problem that the test was
> writen for caused the system to ASSERT fail or crash - i.e. it
> didn't even run to the point of checking the fs....
>
Yep, that was my point, it's failing on check_scratch_fs stage. The btree
problem has been fixed since it is not triggering the ASSERT. Didn't know it is
failing since its creation :)
I can add it to my todo list if you want some stuff out of yours
>
> Dave.
> --
> Dave Chinner
> david@fromorbit.com
>
> _______________________________________________
> xfs mailing list
> xfs@oss.sgi.com
> http://oss.sgi.com/mailman/listinfo/xfs
--
--Carlos
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next prev parent reply other threads:[~2012-10-20 11:22 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-10-19 17:37 xfstests 250 fail on newer kernels Carlos Maiolino
2012-10-19 21:53 ` Dave Chinner
2012-10-20 11:24 ` Carlos Maiolino [this message]
2012-10-21 22:31 ` Dave Chinner
2012-10-23 12:24 ` Christoph Hellwig
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