lkml.org 
[lkml]   [2002]   [Nov]   [22]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: 2.5.47 scheduler problems?
At 12:41 AM 11/22/2002 -0500, Jim Houston wrote:
>Hi Mike, Rik, Everyone,
>
>The O(1) schedule just isn't fair. It will run a subset
>of the runable processes excluding the rest. See my earlier
>emails for the details.
>
>I had been working on a fix for this but got distracted
>by Posix timers. I still hope to get back to it.
>
>My patch is here:
>http://marc.theaimsgroup.com/?l=linux-kernel&m=103508412423719&w=2

In a brief test, this seems to cure my problem.

>It fixes fairness but breaks nice(2). Rik van Riel has a
>patch here which builds on my patch which fixes this:
>http://marc.theaimsgroup.com/?l=linux-kernel&m=103651801424031&w=2

(I haven't test this one yet)

>I just gave this a spin with. The patches still apply cleanly
>to linux-2.5.48 and it seems well behaved:-)

It seems a little choppy still for a not swapping load, but greatly improved.

Thanks!

-Mike

-
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 13:31    [W:0.057 / U:0.080 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site