Messages in this thread | | | Date | Tue, 11 Sep 2012 12:24:07 -0400 | From | Rik van Riel <> | Subject | Re: KS/Plumbers: c-state governor BOF |
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On 09/12/2012 12:15 AM, Youquan Song wrote: >> Your patches could make a lot of sense when integrated with my >> patches: >> >> http://people.redhat.com/riel/cstate/ >> However, we should probably get the tracepoint upstream first, >> so we can know for sure :) > > I can not access the patches at this directory. Can you send it to me? > I will look at your patches and then integrated with my patches to look > what will happen tomorrow.
Argh, fixed!
> Do you have test case share? or ideas how to show the benefit. > > I have done many test for my pathes. It show some benefit big or small > in various cases, but there is no negative effect showed at least. > > I have two onviced test cases to show the great benefit > 1. turbostat v1 (before 3.5) > 2. I write the simple test application which also show greate benefit. > running it by #./idle_predict -l 8 > > > I write a simple application using usleep which it is clear to the > repeat mode prediction failure will greatly effect the application with > such repeat pattern.
Your test looks exactly like the kind of thing that could benefit from my changes to the menu governor :)
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