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From: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
To: "Pasi Kärkkäinen" <pasik@iki.fi>
Cc: xen-devel@lists.xensource.com, linux-kernel@vger.kernel.org,
	Tracy Reed <treed@ultraviolet.org>,
	Aoetools-discuss@lists.sourceforge.net
Subject: Re: [LKML] Re: domU is causing misaligned disk writes
Date: Tue, 20 Apr 2010 14:40:38 -0400	[thread overview]
Message-ID: <20100420184038.GB32720@phenom.dumpdata.com> (raw)
In-Reply-To: <20100420085436.GW1878@reaktio.net>

> > Please paste your domU partition table:
> > sfdisk -d /dev/xvda
> > 
> > Are you using filesystems on normal partitions, or LVM in the domU? 
> > I'm pretty sure this is a domU partitioning problem.

.. and you failed to mention how you disk is setup to the guest. Are you
setting it up via phy://dev/ether!d or are tap:aio or
phy://dev/mapper/VG-LV ? Try to make it only via phy:// as that
eliminates the Dom0 cache and any userspace program (blktap) from
being in the picture.

  reply	other threads:[~2010-04-20 18:40 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-04-20  8:09 domU is causing misaligned disk writes Tracy Reed
2010-04-20  8:09 ` Tracy Reed
2010-04-20  8:49 ` [Xen-devel] " Pasi Kärkkäinen
2010-04-20  8:49   ` Pasi Kärkkäinen
2010-04-20  8:54   ` [Xen-devel] " Pasi Kärkkäinen
2010-04-20  8:54     ` Pasi Kärkkäinen
2010-04-20 18:40     ` Konrad Rzeszutek Wilk [this message]
2010-04-20 22:58       ` [LKML] Re: [Xen-devel] " Tracy Reed
2010-04-20 19:39   ` Tracy Reed
2010-04-20 19:39     ` Tracy Reed
2010-04-20 19:54     ` [Xen-devel] " Pasi Kärkkäinen
2010-04-20 19:54       ` Pasi Kärkkäinen
2010-04-20 20:03       ` [Xen-devel] " Tracy Reed
2010-04-20 20:00   ` Tracy Reed
2010-04-20 20:25     ` Konrad Rzeszutek Wilk
2010-04-20 21:19       ` Tracy Reed
2010-04-20 21:19         ` Tracy Reed
2010-04-28 19:55         ` [Aoetools-discuss] [Xen-devel] " Gabor Gombas
2010-04-28 19:55           ` Gabor Gombas
2010-04-20 20:41     ` Brendan Cully
2010-04-20 20:41       ` Brendan Cully
2010-04-20 21:58       ` [Xen-devel] " Tracy Reed

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