From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S267703AbUHEPde (ORCPT ); Thu, 5 Aug 2004 11:33:34 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S267709AbUHEPde (ORCPT ); Thu, 5 Aug 2004 11:33:34 -0400 Received: from mail020.syd.optusnet.com.au ([211.29.132.131]:34985 "EHLO mail020.syd.optusnet.com.au") by vger.kernel.org with ESMTP id S267703AbUHEPda (ORCPT ); Thu, 5 Aug 2004 11:33:30 -0400 Message-ID: <41125339.6080002@kolivas.org> Date: Fri, 06 Aug 2004 01:33:13 +1000 From: Con Kolivas User-Agent: Mozilla Thunderbird 0.7.1 (X11/20040626) X-Accept-Language: en-us, en MIME-Version: 1.0 To: Maciej Soltysiak Cc: linux-kernel@vger.kernel.org Subject: Re: Scheduler policies for staircase References: <34840234.20040804074326@dns.toxicfilms.tv> <1091657248.19988.19.camel@localhost> <1831126609.20040805163204@dns.toxicfilms.tv> In-Reply-To: <1831126609.20040805163204@dns.toxicfilms.tv> 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="------------enigB3B33A8E508259DF99BAA0DE" 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) --------------enigB3B33A8E508259DF99BAA0DE Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Maciej Soltysiak wrote: >>>>Con, >>>> >>>>I have been using SCHED_BATCH on two machines now with expected >>>>results. So this you might consider this as another success report :-) >>> >>>Great. Thanks for the report. I too use them all day every day on each >>>machine I have with distributed computing clients so they're pretty well >>>tested. > > I forgot to mention about something. > > I totally deadlocked my machine just after setting the > /proc/sys/kernel/compute to 1 with > # echo 1 > /proc/sys/kernel/computer > > > The machine is 2x1G p3, and the kernel was SMP and I had experimentally > seti@home running in SCHED_BATCH mode in screen. > > It was 2.6.8-rc1 with ck patches from: > http://ck.kolivas.org/patches/2.6/2.6.7/2.6.8-rc1/ > > I used these patches on 2.6.8-rc1 from it (of course in the proper > order: > __cleanup_transaction-latency-fix.patch > crq-fixes.diff > defaultcfq.diff > filemap_sync-latency-fix.patch > from_2.6.8-rc1_to_staircase7.A Sorry, those were snapshot patches and not "release" patches. That bug was known and fixed in staircase 7.E which was released with 2.6.7-ck6; 2.6.8-rc2-mm2 did not have that bug either. Cheers, Con --------------enigB3B33A8E508259DF99BAA0DE 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 iD8DBQFBElM8ZUg7+tp6mRURAixrAKCTOhobGHnn03VKpTV2q/GKgLbApwCeIxSL Ij/r03L1hFd0dTFoiccU3Ng= =QSHd -----END PGP SIGNATURE----- --------------enigB3B33A8E508259DF99BAA0DE--