linux-kernel - Re: EXT4 ENOSPC Bug

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Message-ID: <499D7EEB.2070908@redhat.com>
Date:	Thu, 19 Feb 2009 09:46:51 -0600
From:	Eric Sandeen <sandeen@...hat.com>
To:	Theodore Tso <tytso@....edu>, Andres Freund <andres@...razel.de>,
	Alex Buell <alex.buell@...ted.org.uk>, adilger@....com,
	LKML <linux-kernel@...r.kernel.org>, linux-ext4@...r.kernel.org,
	Jonathan Bastien-Filiatrault <joe@....org>,
	"Aneesh Kumar K.V" <aneesh.kumar@...ux.vnet.ibm.com>
Subject: Re: EXT4 ENOSPC Bug

Theodore Tso wrote:
> On Thu, Feb 19, 2009 at 03:18:45AM +0100, Andres Freund wrote:
>> On 02/18/2009 10:29 PM, Theodore Tso wrote:
>>> Ok, that's good.  Good to know the workaround works.
>>> Can you send me a dumpe2fs of the filesystem in question?  I'm curious
>>> what was going on...
>> Will do as soon as I am at the same place as the machine. I guess thats  
>> only interesting to you privately (size and so on)?
>>
>>> Thanks for the report.  I'll push the workaround patch to Linus for
>>> 2.6.29 to avoid this problem for now.  I recently sent to linux-ext4
>>> for comment a patch to revamp the Orlov allocator for flex_bg and to
>>> use that instead of find_group_flex(), but no way that's going into
>>> 2.6.29 at this point....
>> Would it be helpfull if I test that patch?
>>
> 
> Sure, I'll take all of the testing I can get.  :-)
> 
> The patch is in the ext4 patch queue, and I sent them to the ext4
> patch queue.  The patch is also in patch work:
> 
> http://patchwork.ozlabs.org/patch/23343/
> 
> The patch which I sent you earlier (available below) is a prequisite:
> 
> http://patchwork.ozlabs.org/patch/23228/

Ted, I hope the printk will be removed or at least ratelimited before it
gets upstream?

Thanks,
-Eric
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