Re: kvm somehow exempt from frequency scaling?

David Abrahams
2007-04-12T13:33:07Z

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on Thu Apr 12 2007, Avi Kivity <avi-atKUWr5tajBWk0Htik3J/w-AT-public.gmane.org> wrote:

> David Abrahams wrote:
>
>
>
>>>> Newsflash: yes, it does. The VM keeps using cycles at a normal rate
>>>> even when not on a visible workspace. This problem appears to be
>>>> KVM-specific.
>>>>
>>>>
>>> Amazing.
>>>
>>> Can you strace a hung vm and post the log?
>>>
>>
>> If you can tell me how, I'll be happy to try anything you like.
>>
>>
>
> do a
>
> strace -ttT -o /tmp/log -p pid-of-qemu-process
>
> and post /tmp/log.

Here's about 5 seconds of strace:

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--
Dave Abrahams
Boost Consulting
http://www.boost-consulting.com

Don't Miss BoostCon 2007! ==> http://www.boostcon.com

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