linux-kernel - Re: XFS shutdown in xfs_iunlink_remove() (was Re: 2.6.25: swapper: page allocation failure. order:3, mode:0x4020)

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Date:	Tue, 6 May 2008 11:25:21 +0200
From:	"Marco Berizzi" <pupilla@...mail.com>
To:	"David Chinner" <dgc@....com>
Cc:	"David Chinner" <dgc@....com>, <linux-kernel@...r.kernel.org>,
	<xfs@....sgi.com>
Subject: Re: XFS shutdown in xfs_iunlink_remove() (was Re: 2.6.25: swapper: page allocation failure. order:3, mode:0x4020)

David Chinner wrote:

> Hmmmmm - interesting. Both the reports of this problem are from
> machines running as squid proxies. Are you using AUFS for the cache?

no, I'm using cache_dir ufs with cache_replacement_policy heap LFUDA

> You've run repair, there's not much I can look at now.
>
> As a suggestion, when the cache gets close to full next time, can
> you take a metadump of the filesystem (obfuscates names and contains
> no data) and then trigger the cache cleanup function? If the
> filesystem falls over, I'd be very interested in getting a copy of
> hte metadump image and trying to reproduce the problem locally.
> (BTW, you'll need a newer xfsprogs to get xfs_metadump).

could you please tell me the exact command to run
when this happen again?

> Still, thank you for the information

no problem: 2.6.25 is a bit unlucky for me :-((



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