lkml.org 
[lkml]   [2004]   [Oct]   [27]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: MAP_SHARED bizarrely slow
From
Date
>>>>> "Andrew" == Andrew Morton <akpm@osdl.org> writes:

JimC> Both took about 11 seconds for the private and around 30 seconds
JimC> for the shared tests.

Andrew> I get the exact opposite, on a P4:

Interesting. I gave it a try on a couple of my UMLs. One is on a P4
(possibly xeon; not sure) and the other is on an athlon. The p4 did
shared about twice as fast as private and the athlon was 50% faster.
(p4 uses uml kernel 2.4.27; athlon 2.6.6; no idea what the hosts run.)

-JimC
-
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: 2005-03-22 14:07    [from the cache]
©2003-2011 Jasper Spaans. Advertise on this site