Messages in this thread | | | Subject | Re: [RFC][PATCH v2 4/7] taskstats: Add per task steal time accounting | From | Peter Zijlstra <> | Date | Sat, 13 Nov 2010 20:38:02 +0100 |
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On Thu, 2010-11-11 at 18:03 +0100, Michael Holzheu wrote: > From: Michael Holzheu <holzheu@linux.vnet.ibm.com> > > Currently steal time is only accounted for the whole system. With this > patch we add steal time to the per task CPU time accounting. > The triplet "user time", "system time" and "steal time" represents > all consumed CPU time on hypervisor based systems.
Does that really make sense? Its not like the hypervisor really knows anything about tasks and won't steal from one? Its really a vcpu feature.
What added benefit will all this extra accounting give?
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