lkml.org 
[lkml]   [2002]   [Jan]   [7]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [patch] 2.5.2 scheduler code for 2.4.18-pre1 ( was 2.5.2-pre performance degradation on an old 486 )
On Sun, Jan 06 2002, Davide Libenzi wrote:
> On Mon, 7 Jan 2002, Mikael Pettersson wrote:
>
> > On Sun, 6 Jan 2002 15:59:05 -0800 (PST), Davide Libenzi wrote:
> > >I made this patch for Andrea and it's the scheduler code for 2.4.18-pre1
> > >Could someone give it a try on old 486s
> >
> > Done. On my '93 vintage 486, 2.4.18p1 + your scheduler results in very
> > bursty I/O and poor performance, just like I reported for 2.5.2-pre7.
>
> Can you try some changes that i'll tell you ?

Did you _try_ the ISA bounce trick to reproduce locally??

--
Jens Axboe

-
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 13:15    [W:0.295 / U:0.048 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site