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SubjectRe: [patch] CFS scheduler, -v18
On 7/2/07, Dmitry Adamushko <dmitry.adamushko@gmail.com> wrote:
> On 02/07/07, Vegard Nossum <vegard.nossum@gmail.com> wrote:
> > I have been running cfs-v18 for a couple of days now, and today I
> > stumbled upon a rather strange problem. Consider the following short
> > program:
> >
> > while(1)
> > printf("%ld\r", 1000 * clock() / CLOCKS_PER_SEC);
>
> Is it running with a default (0) nice value?

Yes.

> could you please run the following script when your application is running?
> As you have pointed out :
>
> "... In fact, it seems that the longer it runs, the longer it takes to
> terminate (towards 5 seconds after running for a couple of minutes
> ..." ,

(I don't think it'll ever take more than 5 seconds, though.)

> please run the script a few times : say, before starting up your
> application, 10 sec. after it's got started, 1 minute, a few minute...
>
> http://people.redhat.com/mingo/cfs-scheduler/tools/cfs-debug-info.sh

Resulting files at
http://vegard.afraid.org:1104/pub/cfs/

cfs-debug-info-2007.07.02-15:18:13 Before running program
cfs-debug-info-2007.07.02-15:19:51 ~10 secs after start
cfs-debug-info-2007.07.02-15:20:54 ~1 minute after start
cfs-debug-info-2007.07.02-15:25:52 ~5 minutes after start
cfs-debug-info-2007.07.02-15:30:54 ~10 minutes after start

a.out is my program, FahCore_78 is the f@h client.

Hope this helps.

Vegard
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