Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S263517AbTKKOrM (ORCPT ); Tue, 11 Nov 2003 09:47:12 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S263522AbTKKOrM (ORCPT ); Tue, 11 Nov 2003 09:47:12 -0500 Received: from modemcable137.219-201-24.mc.videotron.ca ([24.201.219.137]:30851 "EHLO montezuma.fsmlabs.com") by vger.kernel.org with ESMTP id S263517AbTKKOrJ (ORCPT ); Tue, 11 Nov 2003 09:47:09 -0500 Date: Tue, 11 Nov 2003 09:46:23 -0500 (EST) From: Zwane Mwaikambo To: bill davidsen cc: Linux Kernel Subject: Re: 2.9test9-mm1 and DAO ATAPI cd-burning corrupt In-Reply-To: Message-ID: References: <20031106130030.GC1145@suse.de> <3FAA5CCB.5030902@gmx.de> <3FAB0754.2040209@cyberone.com.au> <3FAB7F94.7050504@gmx.de> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1833 Lines: 39 On Mon, 10 Nov 2003, bill davidsen wrote: > Looking at the system time being used I would say that this is doing > something odd. If that's using DMA then for some reason is it doing a > shitload of system calls at those times? I bet you're losing interrupts, > getting nasty mousing, and I would wonder about dropping incoming > network packets as well. > > | deadline: > | procs -----------memory---------- ---swap-- -----io---- --system-- > | ----cpu---- > | r b swpd free buff cache si so bi bo in cs us > | sy id wa > | 0 0 0 455400 52760 309808 0 0 464 430 1824 1107 13 > | 6 72 8 > | 0 0 0 455400 52760 309808 0 0 0 31 1264 617 2 > | 0 98 0 > | 1 0 0 455384 52760 309808 0 0 0 0 1441 1267 4 > | 2 94 0 > | 0 0 0 455376 52760 309808 0 0 0 0 1489 1957 4 > | 3 93 0 > | 0 0 0 455616 52800 309912 0 0 144 0 1390 1519 13 > | 5 69 13 > | 1 0 0 447016 52800 312712 0 0 2800 0 2040 1476 34 > | 7 35 24 procs -----------memory---------- ---swap-- -----io---- --system------cpu---- r b swpd free buff cache si so bi bo in cs us sy id wa 0 0 0 455400 52760 309808 0 0 464 430 1824 1107 13 6 72 8 0 0 0 455400 52760 309808 0 0 0 31 1264 617 2 0 98 0 1 0 0 455384 52760 309808 0 0 0 0 1441 1267 4 2 94 0 That looks like fairly low system time and generally idle system to me, and the interrupt rate isn't high at all. - 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/