Zachary Amsden wrote:
> Jeremy Fitzhardinge wrote:
>> Zachary Amsden wrote:
>>
>>> Scheduled (or available) time and real time are good notions. Stolen
>>> time is debatable. But TSC is basically just always wrong. That's
>>> why I don't want to overload the rdtsc operation.
>> Well, in the Xen case it is actually guaranteed to be correct and useful
>> as real time, but that's definitely not something we can expect in
>> general. But you're talking specifically about schedulable vcpu time
>> here, right?
>>
>
> Not schedulable time, scheduled time (schedulable - scheduled) = stolen
I meant "schedulable" (perhaps "usable" would be better) from the
guest's perspective: total amount of real cpu time each vcpu gets. ie:
(real - schedulable) = stolen. So I think we're talking about the same
thing.
J
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