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[Qemu-devel] Re: [PATCH v5 0/4] virtio: Use ioeventfd for virtqueue noti

From: Michael S. Tsirkin
Subject: [Qemu-devel] Re: [PATCH v5 0/4] virtio: Use ioeventfd for virtqueue notify
Date: Sun, 19 Dec 2010 16:49:53 +0200
User-agent: Mutt/1.5.21 (2010-09-15)

On Wed, Dec 15, 2010 at 12:59:45PM +0000, Stefan Hajnoczi wrote:
> > I'm concerned that the tests were done on qemu.git.
> > Could you check block with qemu-kvm too please?
> The following results show qemu-kvm with virtio-ioeventfd v3 for both
> aio=native and aio=threads:
> http://wiki.qemu.org/Features/VirtioIoeventfd
> Stefan

What were the flags used to run qemu here? One option that's known to
affect speed significantly is x2apic. Did you try it?


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