| Subject: | Re: [Xen-users] default CPU for 2nd domain... |
|---|---|
| From: | David <xendev@xxxxxxxxxxxxxx> |
| Date: | 2005年8月25日 10:21:07 -0400 |
| Cc: | "xen-users@xxxxxxxxxxxxxxxxxxx" <xen-users@xxxxxxxxxxxxxxxxxxx> |
| Delivery-date: | 2005年8月25日 14:19:35 +0000 |
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| In-reply-to: | <1124978619.24021.9.camel@dennywin2k > |
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Hi, > The default CPU for the first domU is wrong for SMP machines. Dead wrong > if there are only the two domains. dom0 and the first domU end up on > hyperthreads of the first CPU. At least under 2.0.5 .... and I frankly > didn't realize that XEN doesn't seem to move domains between "CPUs". Once > a domain has been assigned a "CPU" it is stuck there until/unless someone > moves it with "xm pincpu" > > You can have two busy dom's sharing one CPU and the other CPU effectively > idle. I hope and believe this will be fixed under 3.0 ? >Does anybody know for certain if 3.0 will have a more intelligent CPU balancing system?
Thanks, David _______________________________________________ Xen-users mailing list Xen-users@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-users
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