Em Terça, 31 de Julho de 2007 16:57, Matthew Hawkins escreveu:
> On 7/31/07, Miguel Figueiredo <[EMAIL PROTECTED]> wrote:
> > CFS does not requeue_task() on SCHED_YIELD (used by graphic drivers) as
> > until 2.6.22 and -ck. Please try this hack [1] that makes -ck to behave
k. Please try this hack [1] that makes -ck to behave like CFS
then you are comparing apples to apples.
Details on the SCHED_YIELD implementation on [2]. Please correct it if it's
wrong.
1 - http://www.debianpt.org/~elmig/pool/kernel/20070731/sched_yield_hack.patch
2 - http://bhhdoa.org.au/p
004 + 8 loops | 104 FPS
> UT2004 + 9 loops | 94 FPS UT2004 + 9 loops | 89 FPS
> UT2004 + 10 loops | 92 FPSUT2004 + 10 loops | 91 FPS
can you apply the patch [1] that changes the behaviour of sched_yield on SD
and report the results?
SD should scale a lot better after the patc
Em Segunda, 30 de Julho de 2007 19:38, Ingo Molnar escreveu:
> * Miguel Figueiredo <[EMAIL PROTECTED]> wrote:
> > in mainline (2.6.22):
> > /**
> > * sys_sched_yield - yield the current processor to other threads.
> > *
> > * This function yields the c
2 modes for this hack:
sysctl kernel.sched_yield = 1 or 2, see patch.
[...]
>
> Ingo
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Martin Steigerwald wrote:
> Am Dienstag 12 Juni 2007 schrieb Miguel Figueiredo:
>> Hi all,
>>
>> some results based on massing_intr.c by Satoru, can be found on
>> http://people.redhat.com/mingo/cfs-scheduler/tools/massive_intr.c
>
> Hi Miquel, Ingo, Con!
>
The machine was a Sempron64 3.0 GHz.
I know that other people, who read lkml, also tested the same way, it
would be nice if they also post their data.
--
Com os melhores cumprimentos/Best regards,
Miguel Figueiredo
http://www.DebianPT.org
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Celso wrote:
> Sáb, 2007-06-09 às 10:30 +0100, Miguel Figueiredo escreveu:
>> Celso wrote:
>>> Hello, I'm using -ck since... along time ago (I start using it with the
>>> kernel 2.6.16) . I started using it with Ubuntu and the response of the
>>> system w
ements!
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Com os melhores cumprimentos/Best regards,
Miguel Figueiredo
http://www.DebianPT.org
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Bill Davidsen wrote:
Miguel Figueiredo wrote:
Bill Davidsen wrote:
I was unable to reproduce the numbers Miguel generated, comments
below. The -ck2 patch seems to run nicely, although the memory
repopulation from swap would be most useful on system which have a
lot of memory pressure.
I
Bill Davidsen wrote:
I was unable to reproduce the numbers Miguel generated, comments below.
The -ck2 patch seems to run nicely, although the memory repopulation
from swap would be most useful on system which have a lot of memory
pressure.
Bill Davidsen wrote:
Miguel Figueiredo wrote:
Hi
Bill Davidsen wrote:
Miguel Figueiredo wrote:
Ray Lee wrote:
On 5/20/07, Miguel Figueiredo <[EMAIL PROTECTED]> wrote:
As I tryied myself kernels 2.6.21, 2.6.21-cfs-v13, and 2.6.21-ck2 on
the
same machine i found *very* odd those numbers you posted, so i tested
myself those kernels to s
Ray Lee wrote:
On 5/20/07, Miguel Figueiredo <[EMAIL PROTECTED]> wrote:
As I tryied myself kernels 2.6.21, 2.6.21-cfs-v13, and 2.6.21-ck2 on the
same machine i found *very* odd those numbers you posted, so i tested
myself those kernels to see the numbers I get instead of talking about
the
I am affraid your data it's wrong, there's no
such big difference between the schedulers...
--
Com os melhores cumprimentos/Best regards,
Miguel Figueiredo
http://www.DebianPT.org
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the body of a mes
mprimentos/Best regards,
Miguel Figueiredo
http://www.DebianPT.org
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nfig
dmesg: http://www.debianpt.org/~elmig/pool/kernel/20070429/dmesg
As this is the first time it happened and it felt odd i am reporting.
If aditional info is needed please CC me as i am not on the list.
--
Com os melhores cumprimentos/Best regards,
Miguel Figueiredo
http://www.DebianP
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