From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S269166AbUHZQko (ORCPT ); Thu, 26 Aug 2004 12:40:44 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S269188AbUHZQkW (ORCPT ); Thu, 26 Aug 2004 12:40:22 -0400 Received: from mail020.syd.optusnet.com.au ([211.29.132.131]:49338 "EHLO mail020.syd.optusnet.com.au") by vger.kernel.org with ESMTP id S269166AbUHZQiR (ORCPT ); Thu, 26 Aug 2004 12:38:17 -0400 Message-ID: <412E11ED.7040300@kolivas.org> Date: Fri, 27 Aug 2004 02:38:05 +1000 From: Con Kolivas User-Agent: Mozilla Thunderbird 0.7.1 (X11/20040626) X-Accept-Language: en-us, en MIME-Version: 1.0 To: "Rafael J. Wysocki" Cc: Andrew Morton , linux-kernel@vger.kernel.org Subject: Re: 2.6.9-rc1-mm1 References: <20040826014745.225d7a2c.akpm@osdl.org> <412DC47B.4000704@kolivas.org> <200408261636.06857.rjw@sisk.pl> In-Reply-To: <200408261636.06857.rjw@sisk.pl> X-Enigmail-Version: 0.84.1.0 X-Enigmail-Supports: pgp-inline, pgp-mime Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="------------enig3A75C81C3BC9A176A5ED83B6" Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enig3A75C81C3BC9A176A5ED83B6 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Rafael J. Wysocki wrote: > On Thursday 26 of August 2004 13:07, Con Kolivas wrote: > >>Andrew Morton wrote: >> >>>ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.9-rc1/2 >>>.6.9-rc1-mm1/ >>> >>> >>>- nicksched is still here. There has been very little feedback, except >>>that it seems to slow some workloads on NUMA. >> >>That's because most people aren't interested in a new cpu scheduler for >>2.6. > > > I am, but I have no benchmarks that give any useful numbers. That's because there are none for interactivity; you're simply reinforcing my point. >>The current one works well enough in most situations and people >>aren't trying -mm to fix their interactive problems since they are few >>and far between. > > > Actually, with the current scheduler, updatedb really sucks. It's supposed to > be a background task, but it hogs IO resources and memory like crazy > (disclaimer: it's my personal subjective observation). The cpu scheduler plays almost no part in this. It's the I/O scheduler and the vm. IOnice will help the former _when it comes out_. Dropping the swappiness kind of helps the latter; although there are numerous alternative tweaks appearing for that too. Cheers, Con --------------enig3A75C81C3BC9A176A5ED83B6 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.4 (GNU/Linux) Comment: Using GnuPG with Thunderbird - http://enigmail.mozdev.org iD8DBQFBLhHtZUg7+tp6mRURAnNeAJkBC3WLSdSmER8cCKXO/F1cyrZhogCdELbj 0MgXD65k5fAqUqn/9/Msm4g= =1d3E -----END PGP SIGNATURE----- --------------enig3A75C81C3BC9A176A5ED83B6--