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From: Mike Galbraith <efault@gmx.de>
To: Con Kolivas <kernel@kolivas.org>
Cc: Ingo Molnar <mingo@elte.hu>, Willy Tarreau <willy@w.ods.org>,
	lkml <linux-kernel@vger.kernel.org>,
	Andrew Morton <akpm@osdl.org>,
	bugsplatter@gmail.com
Subject: Re: interactive task starvation
Date: Tue, 21 Mar 2006 14:33:20 +0100	[thread overview]
Message-ID: <1142948000.7807.63.camel@homer> (raw)
In-Reply-To: <200603220013.15870.kernel@kolivas.org>

On Wed, 2006-03-22 at 00:13 +1100, Con Kolivas wrote:
> On Wednesday 22 March 2006 00:10, Mike Galbraith wrote:
> > How long should Willy be able to scroll without feeling the background,
> > and how long should Apache be able to starve his shell.  They are one
> > and the same, and I can't say, because I'm not Willy.  I don't know how
> > to get there from here without tunables.  Picking defaults is one thing,
> > but I don't know how to make it one-size-fits-all.  For the general
> > case, the values delivered will work fine.  For the apache case, they
> > absolutely 100% guaranteed will not.
> 
> So how do you propose we tune such a beast then? Apache users will use off, 
> everyone else will have no idea but to use the defaults.

Set for desktop, which is intended to mostly emulate what we have right
now, which most people are quite happy with.  The throttle will still
nail most of the corner cases, and the other adjustments nail the
majority of what's left.  That leaves the hefty server type loads as
what certainly will require tuning.  They always need tuning.

	-Mike


  reply	other threads:[~2006-03-21 13:33 UTC|newest]

Thread overview: 112+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-03-07 23:13 [PATCH] mm: yield during swap prefetching Con Kolivas
2006-03-07 23:26 ` Andrew Morton
2006-03-07 23:32   ` Con Kolivas
2006-03-08  0:05     ` Andrew Morton
2006-03-08  0:51       ` Con Kolivas
2006-03-08  1:11         ` Andrew Morton
2006-03-08  1:12           ` Con Kolivas
2006-03-08  1:19             ` Con Kolivas
2006-03-08  1:23             ` Andrew Morton
2006-03-08  1:28               ` Con Kolivas
2006-03-08  2:08                 ` Lee Revell
2006-03-08  2:12                   ` Con Kolivas
2006-03-08  2:18                     ` Lee Revell
2006-03-08  2:22                       ` Con Kolivas
2006-03-08  2:27                         ` Lee Revell
2006-03-08  2:30                           ` Con Kolivas
2006-03-08  2:52                             ` [ck] " André Goddard Rosa
2006-03-08  3:03                               ` Lee Revell
2006-03-08  3:05                               ` Con Kolivas
2006-03-08 21:07                                 ` Zan Lynx
2006-03-08 23:00                                   ` Con Kolivas
2006-03-08 23:48                                     ` Zan Lynx
2006-03-09  0:07                                       ` Con Kolivas
2006-03-09  3:13                                         ` Zan Lynx
2006-03-09  4:08                                           ` Con Kolivas
2006-03-09  4:54                                             ` Lee Revell
2006-03-08  7:51                 ` Jan Knutar
2006-03-08  8:39                   ` Con Kolivas
2006-03-09  8:57             ` Helge Hafting
2006-03-09  9:08               ` Con Kolivas
     [not found]                 ` <4410AFD3.7090505@bigpond.net.au>
2006-03-10  9:01                   ` [ck] " Andreas Mohr
2006-03-10  9:11                     ` Con Kolivas
2006-03-08 22:24       ` Pavel Machek
2006-03-09  2:22         ` Nick Piggin
2006-03-09  2:30           ` Con Kolivas
2006-03-09  2:57             ` Nick Piggin
2006-03-09  9:11               ` Con Kolivas
2006-03-08 13:36     ` [ck] " Con Kolivas
2006-03-17  9:06       ` Ingo Molnar
2006-03-17 10:46         ` interactive task starvation Mike Galbraith
2006-03-17 17:15           ` Mike Galbraith
2006-03-20  7:09             ` Mike Galbraith
2006-03-20 10:22               ` Ingo Molnar
2006-03-21  6:47               ` Willy Tarreau
2006-03-21  7:51                 ` Mike Galbraith
2006-03-21  9:13                   ` Willy Tarreau
2006-03-21  9:14                     ` Ingo Molnar
2006-03-21 11:15                       ` Willy Tarreau
2006-03-21 11:18                         ` Ingo Molnar
2006-03-21 11:53                           ` Con Kolivas
2006-03-21 13:10                             ` Mike Galbraith
2006-03-21 13:13                               ` Con Kolivas
2006-03-21 13:33                                 ` Mike Galbraith [this message]
2006-03-21 13:37                                   ` Con Kolivas
2006-03-21 13:44                                     ` Willy Tarreau
2006-03-21 13:45                                       ` Con Kolivas
2006-03-21 14:01                                         ` Mike Galbraith
2006-03-21 14:17                                           ` Con Kolivas
2006-03-21 15:20                                             ` Con Kolivas
2006-03-21 17:50                                               ` Willy Tarreau
2006-03-22  4:18                                                 ` Mike Galbraith
2006-03-21 17:51                                               ` Mike Galbraith
2006-03-21 13:38                                 ` Willy Tarreau
2006-03-21 13:48                                   ` Mike Galbraith
2006-03-21 12:07                           ` Mike Galbraith
2006-03-21 12:59                             ` Willy Tarreau
2006-03-21 13:24                               ` Mike Galbraith
2006-03-21 13:53                                 ` Con Kolivas
2006-03-21 14:17                                   ` Mike Galbraith
2006-03-21 14:19                                     ` Con Kolivas
2006-03-21 14:25                                       ` Ingo Molnar
2006-03-21 14:28                                         ` Con Kolivas
2006-03-21 14:30                                           ` Ingo Molnar
2006-03-21 14:28                                       ` Mike Galbraith
2006-03-21 14:30                                         ` Con Kolivas
2006-03-21 14:32                                           ` Ingo Molnar
2006-03-21 14:44                                             ` Willy Tarreau
2006-03-21 14:52                                               ` Ingo Molnar
2006-03-29  3:01                                                 ` Lee Revell
2006-03-29  5:56                                                   ` Ray Lee
2006-03-29  6:16                                                     ` Lee Revell
2006-03-21 14:36                                           ` Mike Galbraith
2006-03-21 14:39                                             ` Con Kolivas
2006-03-21 14:39                                       ` Willy Tarreau
2006-03-21 18:39                                         ` Rafael J. Wysocki
2006-03-21 19:32                                           ` Willy Tarreau
2006-03-21 21:47                                             ` Rafael J. Wysocki
2006-03-21 22:51                                 ` Peter Williams
2006-03-22  3:49                                   ` Mike Galbraith
2006-03-22  3:59                                     ` Peter Williams
2006-03-22 12:14                                     ` [interbench numbers] " Mike Galbraith
2006-03-22 20:27                                       ` Con Kolivas
2006-03-23  3:22                                         ` Mike Galbraith
2006-03-23  5:43                                           ` Con Kolivas
2006-03-23  5:53                                             ` Mike Galbraith
2006-03-23 11:07                                               ` Mike Galbraith
2006-03-24  0:21                                                 ` Con Kolivas
2006-03-24  5:02                                                   ` Mike Galbraith
2006-03-24  5:04                                                     ` Con Kolivas
2006-03-17 12:38         ` [PATCH] sched: activate SCHED BATCH expired Con Kolivas
2006-03-17 13:07           ` Ingo Molnar
2006-03-17 13:26           ` Nick Piggin
2006-03-17 13:36             ` Con Kolivas
2006-03-17 13:46               ` Nick Piggin
2006-03-17 13:51                 ` Nick Piggin
2006-03-17 14:11                 ` Con Kolivas
2006-03-17 14:59                   ` Ingo Molnar
2006-03-17 13:47               ` [ck] " Andreas Mohr
2006-03-17 13:59                 ` Con Kolivas
2006-03-17 14:06                 ` Nick Piggin
2006-03-08  8:48   ` [ck] Re: [PATCH] mm: yield during swap prefetching Andreas Mohr
2006-03-08  8:52     ` Con Kolivas

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