| To: | mail ignored <0.bugs.only.0@xxxxxxxxx> |
|---|---|
| Subject: | Re: [Xen-users] ntpd under Xen Dom0 exhibits extremely high jitter/noise? runs stable/quiet under non-xen kernel. |
| From: | Keir Fraser <keir.fraser@xxxxxxxxxxxxx> |
| Date: | 2010年1月18日 07:27:44 +0000 |
| Cc: | "Fajar A. Nugraha" <fajar@xxxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx>, Xen User-List <xen-users@xxxxxxxxxxxxxxxxxxx> |
| Delivery-date: | 2010年1月17日 23:28:34 -0800 |
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| Thread-topic: | [Xen-users] ntpd under Xen Dom0 exhibits extremely high jitter/noise? runs stable/quiet under non-xen kernel. |
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On 17/01/2010 22:21, "mail ignored" <0.bugs.only.0@xxxxxxxxx> wrote: >> Possibly Xen's >> 'clocksource=' boot option could be used to select a different platform >> timer exhibiting less jitter. > > currently, i have " ... clocksource=xen ... " I meant clocksource= on Xen's command line, not dom0's. I don't think it even has an effect when specified to a kernel running on Xen. For example, you could try clocksource=acpi, or clocksource=pit. And then check that the 'Platform timer is...' line from Xen boot output changes correspondingly. -- Keir _______________________________________________ Xen-users mailing list Xen-users@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-users
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