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Re: [Qemu-devel] [PACH] qemu-io - an I/O path exerciser
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From: |
Christoph Hellwig |
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Subject: |
Re: [Qemu-devel] [PACH] qemu-io - an I/O path exerciser |
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Date: |
Sun, 15 Mar 2009 05:52:50 +0100 |
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User-agent: |
Mutt/1.3.28i |
On Sun, Mar 15, 2009 at 12:16:26AM +0100, Laurent Vivier wrote:
> Le samedi 14 mars 2009 ?? 20:33 +0100, Christoph Hellwig a ??crit :
> > This patch adds a new qemu-io tool that links against the block layer and
> > image formats and allow to exercise them without needing a guest image.
>
> I think this kind of thing can be done using "qemu-nbd" and any I/O
> tool.
No it can't. qemu-nbd is using just one single I/O method while
we have three each for read and write. Nevermind all the other
bdrv_ methods which can't easily be exposed over nbd.