From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261251AbULSAnQ (ORCPT ); Sat, 18 Dec 2004 19:43:16 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261249AbULSAnQ (ORCPT ); Sat, 18 Dec 2004 19:43:16 -0500 Received: from mail23.syd.optusnet.com.au ([211.29.133.164]:63193 "EHLO mail23.syd.optusnet.com.au") by vger.kernel.org with ESMTP id S261251AbULSAnL (ORCPT ); Sat, 18 Dec 2004 19:43:11 -0500 Message-ID: <41C4CE77.40601@kolivas.org> Date: Sun, 19 Dec 2004 11:42:31 +1100 From: Con Kolivas User-Agent: Mozilla Thunderbird 1.0 (X11/20041206) X-Accept-Language: en-us, en MIME-Version: 1.0 To: Mikhail Ramendik Cc: ck@vds.kolivas.org, Rik van Riel , Andrew Morton , linux Subject: Re: [ck] 2.6.7 backport request, spinoff idea References: <200412171504.41234.mr@ramendik.ru> <41C4A670.9090009@kolivas.org> <41C4A899.10102@kolivas.org> <200412190321.16567.mr@ramendik.ru> In-Reply-To: <200412190321.16567.mr@ramendik.ru> X-Enigmail-Version: 0.89.5.0 X-Enigmail-Supports: pgp-inline, pgp-mime Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="------------enig04A01DEC08F8B9D8621D81D8" 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) --------------enig04A01DEC08F8B9D8621D81D8 Content-Type: text/plain; charset=KOI8-R; format=flowed Content-Transfer-Encoding: 7bit Mikhail Ramendik wrote: > Con Kolivas wrote: > > >>Actually I wonder if the swap token is responsible in 2.6.10-rc3 >> >>Try this >>echo 0 > /proc/sys/vm/swap_token_timeout > > > Well, this makes things really better, although not as good as 2.6.8.1. There > are kswapd cpu jumps and screen freezes, but they only last several seconds > (the longest is in the very beginning, about 15-20 sec). > > Thanks! This makes the system much more useable. This is worth posting to lkml so I've cc'ed a few relevant people (there is already a thread about this there). Rik care to comment? I recall pointing out this test case a while back. Got any way to make it harder to trigger the swap token? It seems to affect normal workloads adversely considering how rare swap thrashing actually occurs. Con --------------enig04A01DEC08F8B9D8621D81D8 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.6 (GNU/Linux) Comment: Using GnuPG with Thunderbird - http://enigmail.mozdev.org iD8DBQFBxM55ZUg7+tp6mRURAgm/AJ90qPhr9U57MwCu1WSBDwVtiic9SACfQV0T nTpC98hLcg6Ymw/ayu10sHw= =5FE7 -----END PGP SIGNATURE----- --------------enig04A01DEC08F8B9D8621D81D8--