From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeremy Fitzhardinge Subject: Re: Poor NIC performance on domUs / Crashing Date: Sun, 13 Dec 2009 11:11:09 -0800 Message-ID: <4B253C4D.3050009@goop.org> References: <3d0772caecb3cb4c817b2ade5b6c0f9a@mail.holthome.net> <4B228E41.9020403@goop.org> <000f01ca7a96$fed2c770$fc785650$@net> <4B22BEF0.7020707@goop.org> <475C02D2-26E9-41EE-BDF8-36ECE63FBE18@ryanholt.net> <4B22D445.4030503@goop.org> <4B22E034.9030604@ryanholt.net> <4B22E265.8080106@goop.org> <4B23CE7D.6030503@ryanholt.net> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <4B23CE7D.6030503@ryanholt.net> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: Ryan Holt Cc: Andrew Lyon , "xen-devel@lists.xensource.com" List-Id: xen-devel@lists.xenproject.org On 12/12/09 09:10, Ryan Holt wrote: > I installed xen-sources-2.6.18-r12 as my dom0 and the issue seems to > have gone away. Will do some more thorough throughput testing on it > later. I'm using gentoo-sources-2.6.31-r6 for the domU. > > Question; what's the typical type of performance decrease I should > expect to the domU over the network? Getting around 12MB/sec to the > dom0, and anywhere from 5-10MB/sec to the domU; that typical/expected? > That sounds reasonable to me, but I haven't done much performance-oriented testing so I don't know whether that's really expected. There are a lot of variables in there.. J