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Re: [Xen-devel] [PATCH] Fix performance issue brought by TSC-sync logic
| To: | "Yang, Xiaowei" <xiaowei.yang@xxxxxxxxx> |
|---|---|
| Subject: | Re: [Xen-devel] [PATCH] Fix performance issue brought by TSC-sync logic |
| From: | Keir Fraser <keir.fraser@xxxxxxxxxxxxx> |
| Date: | Tue, 24 Feb 2009 04:10:31 -0800 |
| Cc: | "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx> |
| Delivery-date: | Tue, 24 Feb 2009 04:12:19 -0800 |
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| Thread-index: | AcmWSdkXMIbBkE/zQg2Ql64AzHnwAAALwotf |
| Thread-topic: | [Xen-devel] [PATCH] Fix performance issue brought by TSC-sync logic |
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On 23/02/2009 22:33, "Yang, Xiaowei" <xiaowei.yang@xxxxxxxxx> wrote: > For further improvement to reach the effect of 3), e.g. by taking care > of cache consistance amongs CPUs, there will be more overhead. And > considering the function is called per second, we are hesitating to do > this. What's your idea?:) Maybe we should see what that overhead is... Also we may not really need to run that function every second. -- Keir _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel |
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