lkml.org 
[lkml]   [2005]   [Oct]   [28]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: kernel performance update - 2.6.14
Felix Oxley wrote:
> Chen, Kenneth W wrote:
> > Kernel performance data for 2.6.14 (released yesterday) is updated at:
> > http://kernel-perf.sourceforge.net
> >
> > As expected, results are within run variation compares to 2.6.14-rc5.
> > No significant deviation found compare to 2.6.14-rc5
> >
>
> There seems to be some regression here:
>
> System: 4P Xeon
> Test:Result Group 8
> Metric: 64KB_4_fread
> Result: +1.9% -15%
> Kernel: 2.6.14-rc4 vs 2.6.14-rc4-git4
>
> System: 2P Xeon
> Test:Result Group 7
> Metric: ODIRECT
> Kernel: 2.6.14-rc5 vs 2.6.14-rc5-git3
> Summary: Write has increased whereas Read has decreased by 4-5 %
>
>

Something went horribly wrong with this test between 2.6.13 and
2.6.13-git2 (it has never recovered):

System: 4P Itanium
Test:Result Group 1
Metric: VolcanoMark
Result: -3% -10%
Kernel: 2.6.13 vs 2.6.13-git2

Does anybody know the cause of this?

regards,
Felix
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-10-29 02:31    [W:0.051 / U:0.024 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site