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Re: [Xen-devel] Network performance in Xen 3.0.3
| To: | "Herbert Xu" <herbert@xxxxxxxxxxxxxxxxxxx> |
|---|---|
| Subject: | Re: [Xen-devel] Network performance in Xen 3.0.3 |
| From: | "pradeep singh rautela" <rautelap@xxxxxxxxx> |
| Date: | Tue, 9 Oct 2007 23:34:09 +0530 |
| Cc: | 阿淳 <m9429015@xxxxxxxxxxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxx |
| Delivery-date: | Tue, 09 Oct 2007 11:04:53 -0700 |
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On 10/9/07, Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx> wrote: > On Fri, Oct 05, 2007 at 03:02:13AM +0000, 阿淳 wrote: > > Hi, > > I'm investgating network performance recently. > > Following paper work"Optimizing network performance in Xen ", says network > > performance in domU suffer about 50% degradation. > > Do you have a pointer to this paper? http://www.cse.psu.edu/~bhuvan/teaching/spring06/papers/xen-net-opt.pdf > If it's talking about Xen 3.0.2 or earlier then the problem is > already solved as 3.0.3 and later versions use TSO between domU > an dom0 to drastically reduce the cost of virtualisation. Herbert, can you let us know how does domU network performance fares with the native stack performance w.r.t PV and HVM guests both. Couldn't find some concrete information on these number sadly. Thanks -- pradeep singh rautela "question = ( to ) ? be : ! be;" -- Wm. Shakespeare _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel |
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