Re: [Xen-devel] network performance drop heavily in xen 4.0 release

[Keir Fraser <keir.fraser@xxxxxxxxxxxxx>]

On 15/04/2010 17:39, "yingbin wang" <yingbin.wangyb@xxxxxxxxx> wrote:

>     I report a Bug !!!  We have just upgraded to
> xen4.0+kernel2.6.31.13 recently.  however , fond that the network
> performance drop heavily in dom0  (nearly Reduced by 2/3 vs
> xen3.4.2+kernel2.6.18.8 ) .

How does xen4.0+kernel2.6.18.8 perform? The regression is more likely in the
dom0 kernel than Xen itself. And you don't *have* to upgrade both.

 -- Keir



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