From: Andres Freund <andres@anarazel.de>
To: Theodore Tso <tytso@mit.edu>
Subject: Re: EXT4 ENOSPC Bug
Date: Wed, 3 Dec 2008 19:18:33 +0100
User-Agent: KMail/1.10.90 (Linux/2.6.28-rc6-andres-00007-ged31348-dirty; KDE/4.1.80; x86_64; ; )
Cc: "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>,
       "Jonathan Bastien-Filiatrault" <joe@x2a.org>,
       Andreas Dilger <adilger@sun.com>, LKML <linux-kernel@vger.kernel.org>,
       linux-ext4@vger.kernel.org
References: <200811291418.24672.andres@anarazel.de> <20081203153441.GD9481@skywalker> <20081203172309.GB30610@mit.edu>
In-Reply-To: <20081203172309.GB30610@mit.edu>
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On Wednesday 03 December 2008 18:23:09 Theodore Tso wrote:
> On Wed, Dec 03, 2008 at 09:04:41PM +0530, Aneesh Kumar K.V wrote:
> > Can you make sure you have the below patch in the kernel.
> > c001077f4003fa75793bb62979baa6241dd8eb19
Yes, I do have that patch in kernel (verified through git and looking at th=
e=20
source). Its a part of linus' tree.

> Mmmm, good point, thanks.  I had been assuming this was caused by some
> failure in the delayed allocation code with block accounting, but we
> also had a bug fix that was causing a problem with inode allocation.
>
> That doesn't explain a report of an ENOSPC error with metadata only
> changes were failing (i.e., touching a file that already exists),
> although I don't think we've gotten a lot of information about that
> scenario and it feels a little unconfirmed to me still...
Unfortunately I am not absolutely sure (I reported this) as well, this is t=
he=20
reason I did not report it at first but only after no culprit could be foun=
d.

Still no luck reproducing it once more.


Andres


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