Re: [REPORT] First "glitch1" results, 2.6.21-rc7-git6-CFSv5 + SD 0.46

From: Ed Tomlinson
Date: Mon Apr 23 2007 - 19:48:09 EST


On Monday 23 April 2007 19:45, Ed Tomlinson wrote:
> On Monday 23 April 2007 17:57, Bill Davidsen wrote:
> > I am not sure a binary attachment will go thru, I will move to the web
> > ste if not.
>
> I did a quick try of this script here.
>
> With SD 0.46 with X at nice 0 I was getting 1-2 frames per second. I decided to try cfs v5.
> The option disable auto renicing did not work so many threads other than X are now at -19...
>
> SD 0.46 1-2 FPS
> cfs v5 nice -19 219-233 FPS
> cfs v5 nice 0 1000-1996
cfs v5 nice -10 60-65 FPS
>
> Looks like, in this case, nice -19 for X is NOT a good idea.
>
> Kernel is 2.6.20.7 (gentoo) UP amd64 with HZ 300 voluntary prempt (a fully premptable kernel eventually
> locks up switching between 32 and 64 apps)

Thanks
Ed
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