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Re: [Xen-devel] [PATCH] Network Checksum Removal

To: Ian Pratt <m+Ian.Pratt@xxxxxxxxxxxx>
Subject: Re: [Xen-devel] [PATCH] Network Checksum Removal
From: Bin Ren <bin.ren@xxxxxxxxx>
Date: Tue, 24 May 2005 02:35:29 +0100
Cc: xen-devel@xxxxxxxxxxxxxxxxxxx, Andrew Theurer <habanero@xxxxxxxxxx>, Rolf Neugebauer <rolf.neugebauer@xxxxxxxxx>, Jon Mason <jdmason@xxxxxxxxxx>
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Not yet. I'll give it a shot tomorrow and post the numbers here.

Cheers,
Bin

On 5/24/05, Ian Pratt <m+Ian.Pratt@xxxxxxxxxxxx> wrote:
> > What currently I'm really really obssessed is (1)
> > dom1->external with default BVT gives only ~400Mbps (2)
> > dom1->external with my EEVDF scheduler (everything else is
> > exactly the same) gives 610Mbps, very close to
> > dom0->external. With scheduler latency histograms, it seems
> > to be caused by *far too frequent* context switches in BVT.
> > I'm still digging.
> 
> Have you tried SEDF? I'm itching to make it the default scheduler...
> 
> Ian
>

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