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From: Rene Herman <rene.herman@gmail.com>
To: Ingo Molnar <mingo@elte.hu>
Cc: Gene Heskett <gene.heskett@gmail.com>,
	linux-kernel@vger.kernel.org, Con Kolivas <kernel@kolivas.org>,
	Mike Galbraith <efault@gmx.de>,
	Andrew Morton <akpm@linux-foundation.org>,
	ck list <ck@vds.kolivas.org>
Subject: Re: Ten percent test
Date: Sun, 08 Apr 2007 20:51:16 +0200	[thread overview]
Message-ID: <461939A4.2020305@gmail.com> (raw)
In-Reply-To: <20070408104125.GB11123@elte.hu>

On 04/08/2007 12:41 PM, Ingo Molnar wrote:

> this is pretty hard to get right, and the most objective way to change 
> it is to do it testcase-driven. FYI, interactivity tweaking has been 
> gradual, the last bigger round of interactivity changes were done a year 
> ago:
> 
>  commit 5ce74abe788a26698876e66b9c9ce7e7acc25413
>  Author: Mike Galbraith <efault@gmx.de>
>  Date:   Mon Apr 10 22:52:44 2006 -0700
> 
>      [PATCH] sched: fix interactive task starvation
> 
> (and a few smaller tweaks since then too.)
> 
> and that change from Mike responded to a testcase. Mike's latest changes 
> (the ones you just tested) were mostly driven by actual testcases too, 
> which measured long-term timeslice distribution fairness.

Ah yes, that one. Here's the next one in that series:

commit f1adad78dd2fc8edaa513e0bde92b4c64340245c
Author: Linus Torvalds <torvalds@g5.osdl.org>
Date:   Sun May 21 18:54:09 2006 -0700

     Revert "[PATCH] sched: fix interactive task starvation"

It personally had me wonder if _anyone_ was testing this stuff...

Rene.


  parent reply	other threads:[~2007-04-08 18:52 UTC|newest]

Thread overview: 92+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-03-28 16:37 [PATCH] sched: staircase deadline misc fixes Con Kolivas
2007-03-28 17:34 ` [ck] " Prakash Punnoor
2007-04-01  6:40   ` Prakash Punnoor
     [not found]     ` <b14e81f00704010724i3155a16en91074ab789416f3d@mail.gmail.com>
2007-04-01 20:03       ` Prakash Punnoor
2007-03-28 18:48 ` Ingo Molnar
2007-03-28 23:44   ` Con Kolivas
2007-03-29  5:50     ` Mike Galbraith
2007-03-29  6:29       ` Mike Galbraith
2007-03-29  6:54         ` Mike Galbraith
2007-03-29  8:18       ` Mike Galbraith
2007-03-29 12:55         ` [ck] " michael chang
2007-04-03  2:35         ` Con Kolivas
2007-04-03  2:37       ` Con Kolivas
2007-04-03  5:31         ` Mike Galbraith
2007-04-03  6:00           ` Mike Galbraith
2007-04-03  6:01           ` Ingo Molnar
2007-04-03  6:11             ` Mike Galbraith
2007-04-05 11:02             ` Mike Galbraith
2007-04-05 11:09               ` Ingo Molnar
2007-04-05 11:12                 ` Mike Galbraith
2007-04-05 11:15                   ` Ingo Molnar
2007-04-05 13:18                   ` Johannes Stezenbach
2007-04-05 15:28                     ` Mike Galbraith
2007-04-05 11:54               ` [test] sched: SD-latest versus Mike's latest Ingo Molnar
2007-04-05 12:10                 ` Mike Galbraith
2007-04-05 12:12                   ` Ingo Molnar
2007-04-05 12:24                     ` Mike Galbraith
2007-04-05 16:08                 ` Con Kolivas
2007-04-05 19:05                   ` Ingo Molnar
2007-04-05 20:29                   ` Mike Galbraith
2007-04-06  1:03                 ` Ten percent test Con Kolivas
2007-04-06  9:07                   ` Mike Galbraith
2007-04-06  9:28                     ` Con Kolivas
2007-04-06 10:03                       ` Ingo Molnar
2007-04-06 10:40                         ` Mike Galbraith
2007-04-07  6:50                         ` Con Kolivas
2007-04-07 16:12                           ` Gene Heskett
2007-04-07 18:08                             ` Ingo Molnar
2007-04-07 18:23                               ` Gene Heskett
2007-04-07 18:52                                 ` Ingo Molnar
2007-04-07 20:30                                   ` Gene Heskett
2007-04-08 10:41                                     ` Ingo Molnar
2007-04-08 10:58                                       ` Ingo Molnar
2007-04-08 17:04                                         ` Gene Heskett
2007-04-09  4:03                                           ` Mike Galbraith
2007-04-09  4:08                                             ` Gene Heskett
2007-04-09  5:59                                               ` Mike Galbraith
2007-04-09 13:01                                                 ` Gene Heskett
2007-04-08 11:33                                       ` Gene Heskett
2007-04-08 11:40                                         ` Mike Galbraith
2007-04-08 12:02                                           ` Mike Galbraith
2007-04-08 17:57                                             ` Gene Heskett
2007-04-09  4:19                                               ` Mike Galbraith
2007-04-09  5:23                                                 ` Gene Heskett
2007-04-09  6:09                                                   ` Mike Galbraith
2007-04-08 17:56                                           ` Gene Heskett
2007-04-09  4:17                                             ` Mike Galbraith
2007-04-09  5:16                                               ` Gene Heskett
2007-04-09  6:06                                                 ` Mike Galbraith
2007-04-09  8:24                                                 ` Mike Galbraith
2007-04-08 18:51                                       ` Rene Herman [this message]
2007-04-09  4:23                                         ` Mike Galbraith
2007-04-09 12:14                                           ` Rene Herman
2007-04-09 13:27                                             ` Andreas Mohr
2007-04-09 19:54                                               ` Rene Herman
2007-04-09 14:15                                             ` Ingo Molnar
2007-04-09 17:05                                               ` Rene Herman
2007-04-09 17:48                                                 ` Ingo Molnar
2007-04-09 19:09                                                   ` Rene Herman
2007-04-09 19:56                                                   ` Gene Heskett
2007-04-09 17:10                                             ` Mike Galbraith
2007-04-09 13:53                                         ` Ingo Molnar
2007-04-09 15:37                                           ` Rene Herman
2007-04-07 19:14                               ` Mike Galbraith
2007-04-07 20:31                                 ` Gene Heskett
2007-04-09 17:51                                 ` William Lee Irwin III
2007-04-09 18:03                                   ` Ingo Molnar
2007-04-09 18:44                                     ` William Lee Irwin III
2007-04-07 16:32                           ` Mike Galbraith
2007-04-08 13:08                           ` Ed Tomlinson
2007-04-09  5:38                             ` Mike Galbraith
2007-04-09 11:26                               ` Ed Tomlinson
2007-04-09 16:50                                 ` Mike Galbraith
2007-04-22 10:48                                   ` [ck] " Martin Steigerwald
2007-04-22 11:15                                     ` Con Kolivas
2007-04-10  2:39                               ` Mike Galbraith
2007-04-10 11:23                                 ` Ed Tomlinson
2007-04-10 12:04                                   ` Mike Galbraith
2007-04-06 10:48                       ` Mike Galbraith
2007-04-03 10:57           ` [PATCH] sched: staircase deadline misc fixes Mike Galbraith
2007-03-29  6:36 ` Con Kolivas
2007-04-23  8:58 ` Andrew Morton

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