linux-ext4 - Re: softlockup in xfstests 083

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Message-ID: <20121208124542.GA14814@infradead.org>
Date:	Sat, 8 Dec 2012 07:45:42 -0500
From:	Christoph Hellwig <hch@...radead.org>
To:	Luk?? Czerner <lczerner@...hat.com>
Cc:	linux-ext4@...r.kernel.org
Subject: Re: softlockup in xfstests 083

On Mon, Nov 26, 2012 at 02:30:32PM +0100, Luk?? Czerner wrote:
> I am unable to reproduce the problem even after 70 iteration of 083
> on 3.7.0-rc7. It is not immediately obvious what would block you in
> ext4_ext_remove_space() other reading the extent tree from the disk,
> but it should not take so long, is the trace always the same ?

Hi Lukas,

sorry for the delay.

Been retesting this with the current post-pre8 Linus tree and I can
hit it with a single try, same trace as before.

This is an x86-64 kvm guest, single virtual cpu and 1.5 GB memory on
a virtio disk.

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