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Re: 回覆: [Xen-devel] A domain id 0x00007fff in the result of xentrace

To: Tommy Huang <nbp0204@xxxxxxxxx>, James Harper <james.harper@xxxxxxxxxxxxxxxx>
Subject: Re: 回覆: [Xen-devel] A domain id 0x00007fff in the result of xentrace
From: Keir Fraser <keir.fraser@xxxxxxxxxxxxx>
Date: Sun, 30 Nov 2008 09:44:53 +0000
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On 30/11/08 09:24, "Tommy Huang" <nbp0204@xxxxxxxxx> wrote:

> Thanks for the information. I used "0x00007fff" to search so I didn't
> find any result :-(.
> Does it mean that the scheduler schedules this IDLE_DOMAIN when the
> vcpu yields voluntarily?
> I saw this idle_domain was scheduled pretty frequently.
> In what situation the scheduler will schedule this idle domain?
> Thanks.

When it has nothing else to run (no other VCPU currently runnable on this
CPU).

 -- Keir



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