From: Eric Sandeen <sandeen@redhat.com>
To: Alexander Beregalov <a.beregalov@gmail.com>
Cc: "linux-next@vger.kernel.org" <linux-next@vger.kernel.org>,
linux-ext4@vger.kernel.org, LKML <linux-kernel@vger.kernel.org>
Subject: Re: next-20090206: deadlock on ext4
Date: Fri, 06 Feb 2009 11:42:09 -0600 [thread overview]
Message-ID: <498C7671.1050309@redhat.com> (raw)
In-Reply-To: <a4423d670902060935y59e540beta417144935416560@mail.gmail.com>
Alexander Beregalov wrote:
> Hi
>
> I run dbench on ext4 on loop device.
>
> EXT4-fs: barriers enabled
> kjournald2 starting: pid 2420, dev loop0:8, commit interval 5 seconds
> EXT4 FS on loop0, internal journal on loop0:8
> EXT4-fs: delayed allocation enabled
> EXT4-fs: file extents enabled
> EXT4-fs: mballoc enabled
> EXT4-fs: mounted filesystem loop0 with ordered data mode
> JBD: barrier-based sync failed on loop0:8 - disabling barriers
>
> INFO: task pdflush:2339 blocked for more than 120 seconds.
Looks a lot like a bug I filed:
http://bugzilla.kernel.org/show_bug.cgi?id=12579
but I'm having trouble reproducing it, now. I'll try dbench!
-Eric
next prev parent reply other threads:[~2009-02-06 17:42 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-02-06 17:35 next-20090206: deadlock on ext4 Alexander Beregalov
2009-02-06 17:42 ` Eric Sandeen [this message]
2009-02-06 18:04 ` Alexander Beregalov
2009-02-06 20:07 ` Eric Sandeen
2009-02-09 12:01 ` Alexander Beregalov
2009-02-13 22:21 ` Eric Sandeen
2009-02-18 9:56 ` Alexander Beregalov
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