Date: Mon, 2 Jun 2003 09:39:34 +0200 (CEST)
From: Ingo Molnar <mingo@elte.hu>
Reply-To: Ingo Molnar <mingo@elte.hu>
To: Tom Sightler <ttsig@tuxyturvy.com>
Cc: Mike Galbraith <efault@gmx.de>, Andrew Morton <akpm@digeo.com>,
       LKML <linux-kernel@vger.kernel.org>
Subject: Re: Strange load issues with 2.5.69/70 in both -mm and -bk trees.
In-Reply-To: <1054489407.1722.50.camel@iso-8590-lx.zeusinc.com>
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On 1 Jun 2003, Tom Sightler wrote:

> Yes, this is correct.  It's showed as pluginserver in the 'ps ax' output
> but I've since noticed that it is simply a symlink to wine.  Of the two
> wine processes, wine and wineserver, it was the wine frontend process
> that was getting all of the CPU, showing 100% utilization.  Renicing the
> wine process made the problem go away.
> 
> Running the exact same config on a 2.4.20 kernel uses only a few % of
> the CPU.

could you apply the attached patch to 2.5.70 and check whether wine still
uses up 100% CPU time? This might be an artifact introduced by the
different HZ values of 2.4 and 2.5.

	Ingo

--- include/asm-i386/param.h.orig
+++ include/asm-i386/param.h
@@ -2,7 +2,7 @@
 #define _ASMi386_PARAM_H
 
 #ifdef __KERNEL__
-# define HZ		1000		/* Internal kernel timer frequency */
+# define HZ		100		/* Internal kernel timer frequency */
 # define USER_HZ	100		/* .. some user interfaces are in "ticks" */
 # define CLOCKS_PER_SEC	(USER_HZ)	/* like times() */
 #endif

-
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