From: Christoph Hellwig <hch@lst.de>
To: Stefan Hajnoczi <stefanha@gmail.com>
Cc: Kevin Wolf <kwolf@redhat.com>,
Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>,
Qemu-devel@nongnu.org, Avi Kivity <avi@redhat.com>,
Christoph Hellwig <hch@lst.de>
Subject: Re: [Qemu-devel] Default cache mode
Date: Wed, 29 Jun 2011 15:56:56 +0200 [thread overview]
Message-ID: <20110629135656.GE15863@lst.de> (raw)
In-Reply-To: <BANLkTi=ONYRPp1_RHRUkseDWcYAJXevZTg@mail.gmail.com>
On Wed, Jun 29, 2011 at 01:52:19PM +0100, Stefan Hajnoczi wrote:
> Whether it is safe to transition to cache=none or not depends on what
> broken guests are still widely deployed. Does CentOS 5 flush the disk
> cache?
Unless you use ext3 it does. The same unfortunate story still applies to
current Linux mainline.
next prev parent reply other threads:[~2011-06-29 13:56 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-06-29 11:59 [Qemu-devel] Default cache mode Kevin Wolf
2011-06-29 12:06 ` Anthony Liguori
2011-06-29 12:16 ` Kevin Wolf
2011-06-29 12:23 ` Anthony Liguori
2011-06-29 12:32 ` Kevin Wolf
2011-06-29 13:51 ` Christoph Hellwig
2011-06-29 14:17 ` Michael Tokarev
2011-06-29 14:50 ` Christoph Hellwig
2011-06-29 15:07 ` Michael Tokarev
2011-06-29 13:50 ` Christoph Hellwig
2011-06-29 14:13 ` Anthony Liguori
2011-06-29 14:47 ` Christoph Hellwig
2011-06-29 16:03 ` Stefan Hajnoczi
2011-06-29 13:53 ` Frediano Ziglio
2011-06-29 14:11 ` Kevin Wolf
2011-06-29 14:12 ` Christoph Hellwig
2011-06-29 14:21 ` Kevin Wolf
2011-06-29 13:49 ` Christoph Hellwig
2011-06-29 12:08 ` Anthony Liguori
2011-06-29 13:55 ` Christoph Hellwig
2011-06-29 14:20 ` Anthony Liguori
2011-06-29 14:52 ` Christoph Hellwig
2011-06-29 15:26 ` Anthony Liguori
2011-06-29 12:21 ` Alexander Graf
2011-06-29 13:57 ` Stefan Hajnoczi
2011-06-29 14:05 ` Alexander Graf
2011-06-29 12:52 ` Stefan Hajnoczi
2011-06-29 13:56 ` Christoph Hellwig [this message]
2011-06-29 13:00 ` Avi Kivity
2011-06-29 13:05 ` Anthony Liguori
2011-06-29 13:30 ` Avi Kivity
2011-06-29 13:11 ` Kevin Wolf
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