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Re: [Qemu-devel] [PATCH 0/2] native Linux AIO support revisited

From: Jamie Lokier
Subject: Re: [Qemu-devel] [PATCH 0/2] native Linux AIO support revisited
Date: Thu, 20 Aug 2009 20:06:53 +0100
User-agent: Mutt/1.5.13 (2006-08-11)

Christoph Hellwig wrote:
> The IO code performs slightly better than the thread pool on most
> workloads I've thrown at it, and uses a lot less CPU time for it:

That's interesting.  I was under the impression that over on
address@hidden and on here, some measurements had already been
done showing that threaded AIO wasn't much worse than Linux AIO or
perhaps better, and therefore might as well be used.

Guess I misunderstood something.

-- Jamie

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