linux-kernel - Re: EXT4 ENOSPC Bug

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Message-ID: <20081203043712.GJ20858@mit.edu>
Date:	Tue, 2 Dec 2008 23:37:12 -0500
From:	Theodore Tso <tytso@....edu>
To:	Jonathan Bastien-Filiatrault <joe@....org>
Cc:	Andres Freund <andres@...razel.de>,
	Andreas Dilger <adilger@....com>,
	LKML <linux-kernel@...r.kernel.org>, linux-ext4@...r.kernel.org
Subject: Re: EXT4 ENOSPC Bug

On Tue, Dec 02, 2008 at 07:40:43PM -0500, Jonathan Bastien-Filiatrault wrote:
> Jonathan Bastien-Filiatrault wrote:
> > Theodore Tso wrote:
> > 
> >> Hmm...  really?  Was the error message ENOSPC, or something else?
> >>
> > I can confirm I get a ENOSPC on open/creat. Here is the relevant output
> > from strace touch test:
> > 
> (Sorry for replying to myself)
> 
> This happened while compiling a kernel with ccache enabled (with a
> relatively low hit rate for this specific build). Vuze was also opened,
> but with no active download.

Hmm... I build with ccache all the time.  I normally don't run a
bittorrent client, though.  What kernel version are you using?

Any chance you can apply the patch which I sent earlier in this
thread, trigger the debugging ioctl when it happens again?

Thanks,

		    	      	    	    - Ted
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