From: Emmanuel Florac <eflorac@intellique.com>
To: xfs@oss.sgi.com
Subject: Re: easily reproducible filesystem crash on rebuilding array
Date: Tue, 13 Jan 2015 14:59:40 +0100 [thread overview]
Message-ID: <20150113145940.3bf674ba@harpe.intellique.com> (raw)
In-Reply-To: <20150113122108.2d3a5ccc@harpe.intellique.com>
Le Tue, 13 Jan 2015 12:21:08 +0100
Emmanuel Florac <eflorac@intellique.com> écrivait:
> * XFS v4 on rebuilding adaptec RAID fails under heavy IO, with or
> without LVM, with kernels 3.2.xx up to 3.17.7.
>
> * Today I've run the same test with ext4 : no problem whatsoever. I'm
> rechecking md5 of all files to get sure, but it looks OK so far
> after testing several terabytes.
>
> I don't understand how the RAID firmware could send back bad data
> (corrupted metadata AND data) to XFS but not to ext4...
>
Beep, the md5 are wrong. So we see why we love XFS : when the RAID
controller spits nonsense, it barks and cries and dies noisily :)
ext4 didn't notice any problem, though the data is mangled. This is
bad...
--
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| Intellique
| <eflorac@intellique.com>
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next prev parent reply other threads:[~2015-01-13 14:00 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-12-11 11:39 easily reproducible filesystem crash on rebuilding array Emmanuel Florac
2014-12-11 15:52 ` Eric Sandeen
2014-12-15 12:07 ` Emmanuel Florac
2014-12-15 12:25 ` Emmanuel Florac
2014-12-15 20:10 ` Dave Chinner
2014-12-16 7:56 ` Christoph Hellwig
2014-12-16 11:38 ` Emmanuel Florac
2014-12-16 17:21 ` Emmanuel Florac
2014-12-16 11:34 ` Emmanuel Florac
2014-12-16 19:58 ` Dave Chinner
2014-12-17 11:21 ` Emmanuel Florac
2014-12-18 15:40 ` Emmanuel Florac
2014-12-18 22:58 ` Dave Chinner
2014-12-19 11:57 ` Emmanuel Florac
2014-12-19 23:06 ` Dave Chinner
2014-12-16 11:08 ` easily reproducible filesystem crash on rebuilding array [XFS bug in my book] Emmanuel Florac
2014-12-16 20:04 ` Dave Chinner
2015-01-13 11:21 ` easily reproducible filesystem crash on rebuilding array Emmanuel Florac
2015-01-13 13:59 ` Emmanuel Florac [this message]
[not found] <CAH-PCH7W4yTDRhAiKQwN_wQJMx2sTitQYrLNPcLYHvJRucXBjA@mail.gmail.com>
2015-09-17 6:17 ` Emmanuel Florac
2015-09-17 7:21 ` Ferenc Kovacs
2015-09-17 11:17 ` Emmanuel Florac
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