netdev - Re: performance regression in virtio-net in 2.6.32-rc4

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Message-ID: <4AE6C045.1070800@redhat.com>
Date:	Tue, 27 Oct 2009 11:41:25 +0200
From:	Avi Kivity <avi@...hat.com>
To:	"Michael S. Tsirkin" <mst@...hat.com>
CC:	Rusty Russell <rusty@...tcorp.com.au>,
	virtualization@...ts.linux-foundation.org, kvm@...r.kernel.org,
	netdev@...r.kernel.org
Subject: Re: performance regression in virtio-net in 2.6.32-rc4

On 10/26/2009 08:48 PM, Michael S. Tsirkin wrote:
> Hi!
> I noticed a performance regression in virtio net: going from
> 2.6.31 to 2.6.32-rc4 I see this, for guest to host communication:
>
> Any tips on debugging this?
>    

Lacking better advice, a bisect can help as a last resort.  'git bisect 
start -- drivers/net drivers/virtio' will probably find it fastest.

-- 
error compiling committee.c: too many arguments to function

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