Re: KVM performance vs. Xen

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Anthony Liguori wrote:
Avi Kivity wrote:

1) I'm seeing about 2.3% in scheduler functions [that I recognize].
Does that seems a bit excessive?

Yes, it is. If there is a lot of I/O, this might be due to the thread pool used for I/O.

This is why I wrote the linux-aio patch. It only reduced CPU consumption by about 2% although I'm not sure if that's absolute or relative. Andrew?

Was that before or after the entire path was made copyless?

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error compiling committee.c: too many arguments to function

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