Re: TSC deadline timer in guests vs. migration?

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On 05/07/2016 20:11, Eduardo Habkost wrote:
> In this case, if TSC scaling is not supported, is it preferable
> to have the TSC frequency suddenly changing without the guest
> being aware of it, or to run in tsc_always_catchup mode? QEMU 2.5
> did the former, QEMU 2.6 does the latter.

I suspect the former is better just because we don't know the exact
effect of tsc_always_catchup.

Paolo
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