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Date: Tue, 08 Mar 2011 20:21:18 -0600 From: Andrew Theurer <habanero@...ux.vnet.ibm.com> To: Shirley Ma <mashirle@...ibm.com> Cc: Rusty Russell <rusty@...tcorp.com.au>, "Michael S. Tsirkin" <mst@...hat.com>, Krishna Kumar2 <krkumar2@...ibm.com>, David Miller <davem@...emloft.net>, kvm@...r.kernel.org, netdev@...r.kernel.org, steved@...ibm.com, Tom Lendacky <tahm@...ux.vnet.ibm.com> Subject: Re: Network performance with small packets On Tue, 2011-03-08 at 13:57 -0800, Shirley Ma wrote: > On Wed, 2011-02-09 at 11:07 +1030, Rusty Russell wrote: > > I've finally read this thread... I think we need to get more serious > > with our stats gathering to diagnose these kind of performance issues. > > > > This is a start; it should tell us what is actually happening to the > > virtio ring(s) without significant performance impact... > > Should we also add similar stat on vhost vq as well for monitoring > vhost_signal & vhost_notify? Tom L has started using Rusty's patches and found some interesting results, sent yesterday: http://marc.info/?l=kvm&m=129953710930124&w=2 -Andrew > > Shirley > > -- > To unsubscribe from this list: send the line "unsubscribe kvm" in > the body of a message to majordomo@...r.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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