[lkml]   [2004]   [Apr]   [26]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: sched_domains and Stream benchmark
Andi Kleen wrote:
>>I noticed your binary ran with N=2000000 which is only sufficient for a
>>2 proc 1 MB cache opteron box according to the documentation on the
> It does not seem to make any difference.
>>stream faq. I also noticed wide variation in results (25% or so) when
>>running with 4 threads on a 4 proc opteron on linux-2.6.5-mm5. Can you
>>provide me with the specs of the system you ran your tests on?
> Yes, mm5 is still broken because it has the "tuned to numasaurus" numa
> scheduler. Run it on a standard (non mm*) kernel or with Ingo's early
> load balance patch.

Now what is wrong with it? I thought you said it is OK
now that Ingo's balance-on-clone is implemented, and
that you also saw similar variation in results with
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
More majordomo info at
Please read the FAQ at

 \ /
  Last update: 2005-03-22 14:02    [W:0.082 / U:3.700 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site