Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1030304AbVJESCK (ORCPT ); Wed, 5 Oct 2005 14:02:10 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1030306AbVJESCJ (ORCPT ); Wed, 5 Oct 2005 14:02:09 -0400 Received: from smtprelay04.ispgateway.de ([80.67.18.16]:63183 "EHLO smtprelay04.ispgateway.de") by vger.kernel.org with ESMTP id S1030304AbVJESCI (ORCPT ); Wed, 5 Oct 2005 14:02:08 -0400 From: Ingo Oeser To: linux-kernel@vger.kernel.org Subject: Re: [PATCH] vm - swap prefetch v14 Date: Wed, 5 Oct 2005 20:01:51 +0200 User-Agent: KMail/1.7.2 References: <200510052257.15713.kernel@kolivas.org> In-Reply-To: <200510052257.15713.kernel@kolivas.org> Cc: Con Kolivas MIME-Version: 1.0 Content-Type: multipart/signed; boundary="nextPart1738669.CmxCxXHZ4R"; protocol="application/pgp-signature"; micalg=pgp-sha1 Content-Transfer-Encoding: 7bit Message-Id: <200510052002.04173.ioe-lkml@rameria.de> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1241 Lines: 46 --nextPart1738669.CmxCxXHZ4R Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Content-Disposition: inline Hi Con, your patch still contains a serious BUG :-) On Wednesday 05 October 2005 14:57, Con Kolivas wrote: > -The tunable to determine the amount of data retrieved per prefetch was a= dded > /proc/sys/vm/swap_prefetch=20 > is used to decide how many groups of 128kb to prefetch per 1 second inter= val=20 > and is set to 2 by default. It can be disabled by setting it to 0 swap_prefetch is not documented at Documentation/sysctl/vm.txt This simple text would suffice I think. Maybe comment about disabling it for laptop usage. Regards Ingo Oeser --nextPart1738669.CmxCxXHZ4R Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.1 (GNU/Linux) iD8DBQBDRBUcU56oYWuOrkARAjRQAJ4zkSKLMrelNSJIZc6UW0BCwVTI1ACg3lyV UQI7KDxT1zSBar2tNUIU6zk= =aqUh -----END PGP SIGNATURE----- --nextPart1738669.CmxCxXHZ4R-- - 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/