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| From: | Dietmar Maurer |
| Subject: | Re: [Qemu-devel] slow virtio network with vhost=on and multiple cores |
| Date: | Tue, 6 Nov 2012 07:51:58 +0000 |
> > got incredible bad performance - can't you reproduce the problem? > > I have seen a similar problem, but it seems to be only with extreme old guest > kernels. With Ubuntu 12.04 it seems not to be there. Can you try a recent > guest kernel. I know that it works with newer kernels. But we need to get that work with older ones. They worked before. I am starting a bisect now: v1.1.0 good v1.2.0-rc0 bad will tell you the result.
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