From mboxrd@z Thu Jan  1 00:00:00 1970
From: Keir Fraser <keir.fraser@eu.citrix.com>
Subject: Re: Event channel performance optimize
Date: Mon, 26 Apr 2010 21:52:43 +0100
Message-ID: <C7FBBBAB.13015%keir.fraser@eu.citrix.com>
References: <20100426200701.GM17817@reaktio.net>
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To: Pasi =?ISO-8859-1?B?S+Rya2vkaW5lbg==?= <pasik@iki.fi>, qiushanggao <qsg0720@163.com>
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On 26/04/2010 21:07, "Pasi K=E4rkk=E4inen" <pasik@iki.fi> wrote:

> On Fri, Apr 23, 2010 at 11:05:43PM +0800, qiushanggao wrote:
>>    I find the question:  inter-domain event only can be send to domain's
>>    vcpu0 in Xen, so that dom0's vcpu0 deal with the all domU's network a=
nd
>>    disk request;  but my computer have 8 physical cpu;
>>=20
>>    anybody find the question? and anybody tell me how to optimize the
>>    question?
>=20
> Maybe Keir can comment on this one..

It's not true. An event can be delivered to any dom0 vcpu. They are
presented as a type of irq to the dom0 kernel, and hence normal Linux
load-balancing strategies such as irqbalanced will apply.

 -- Keir