From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754533AbYDNKOf (ORCPT ); Mon, 14 Apr 2008 06:14:35 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751146AbYDNKO2 (ORCPT ); Mon, 14 Apr 2008 06:14:28 -0400 Received: from n78.bullet.mail.sp1.yahoo.com ([98.136.44.42]:45454 "HELO n78.bullet.mail.sp1.yahoo.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1750776AbYDNKO1 (ORCPT ); Mon, 14 Apr 2008 06:14:27 -0400 X-Yahoo-Newman-Property: ymail-5 X-Yahoo-Newman-Id: 162876.6652.bm@omp507.mail.sp1.yahoo.com DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=s1024; d=yahoo.com.br; h=X-YMail-OSG:Received:Date:From:Subject:To:Cc:In-Reply-To:MIME-Version:Content-Type:Content-Transfer-Encoding:Message-ID; b=f3rP5Ayel2IwvnLEz6Hw+vxxtXR86fpMsoWqEMbfV86s/rV1qCu7zSWeO4lJ29IxpjKIeGP09cijyZXwHlY4TgCG4Dk/cvMIvIokgh8bOg+ly6Mrg+zWCu6ghF7Og4RtMqY0E3E7TMJLqPO5RNP9dnBmOGdDTffJbk/VjKnYhSI=; X-YMail-OSG: wQ7zZcEVM1mlY7MyAq.LfJUiLHBeFxZGwYwnjpkX Date: Mon, 14 Apr 2008 07:14:22 -0300 (ART) From: Luis Sousa Subject: Re: sata io freeze, 2.6.18 and also 2.6.24 [the real culprit] To: devzero@web.de Cc: linux-kernel@vger.kernel.org In-Reply-To: <236468686@web.de> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: 8bit Message-ID: <49765.37170.qm@web46014.mail.sp1.yahoo.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, I did as planned, and I dare to say now, with relative certainty, that the reason I have had all these instabilities, including application crashes, sneaky corrupt backups, and the dreaded freezes every other day was SMP and HyperThreading not working properly. Booting with nosmp gives me a stable system. Booting only with the sata-related arguments had the system freeze overnight. Sincerely, -- Luis Sousa --- devzero@web.de escreveu: > hi luis, > > glad that it worked - but let us better call this a possible workaround, not a solution. > > mind that you loose lots of performance with this, because all i/o is handled by the cpu > now. > > > If everything goes well, I'll reduce the command line > > in order to narrow the problem further down. > > yes, please! > > regards > roland > > > > -----Ursprüngliche Nachricht----- > > Von: "Luis Sousa" > > Gesendet: 12.04.08 17:34:39 > > An: devzero@web.de > > CC: linux-kernel@vger.kernel.org > > Betreff: Re: sata io freeze, 2.6.18 and also 2.6.24 [POSSIBLE SOLUTION] > > > > > > Hello all, > > > > Thanks to valuable help from roland, I was able to > > boot with the following options: > > > > ``nosmp ide=nodma libata.dma=0'' > > > > after what I ran an agressive stability test for a > > while, with no problem whatsoever. Maybe it's too > > soon to say, but I have a good feeling this time. It > > seems roland figured it out. > > > > If everything goes well, I'll reduce the command line > > in order to narrow the problem further down. > > > > (and indeed, this is a hyper-threading single core CPU) > > > > Sincerely, > > -- > > Luis Sousa > > > > --- devzero@web.de escreveu: > > > > > did you try UP-kernel or tried booting with "nosmp" and does that make any difference > ? > > > > > > >This is a 2-processor CPU: > > > ># cat /proc/cpuinfo > > > >processor : 0 > > > >vendor_id : GenuineIntel > > > >cpu family : 15 > > > >model : 4 > > > >model name : Intel(R) Pentium(R) 4 CPU 3.00GHz > > > > > > most likely this just "appears" as 2-way processor , but i´m quite sure this is just > a > > > single-core CPU, but with HyperThreading enabled. > > > > > > > > > regards > > > roland > > > > > > > > > > > > List: linux-kernel > > > Subject: sata io freeze, 2.6.18 and also 2.6.24 > > > From: Luis Sousa > > > Date: 2008-03-28 22:24:48 > > > Message-ID: 739784.81690.qm () web46009 ! mail ! sp1 ! yahoo ! com > > > [Download message RAW] > > > > > > Hello, > > > > > > I've been having consistent hard system freezes for a > > > long time, every 2 days or so, and finally decided to > > > move to the most recent stable kernel. Unfortunatelly > > > that didn't fix it. The freezes seem to be io-related; > > > they started since I moved my drive to sata. They seem > > > to happen mostly when there's an io-intensive operation, > > > like extracting a big archive; a reboot is needed. > > > > > > Nothing ever shows up in the logs. > > > > > > I'm using the following drive: > > > > > > ATA device, with non-removable media > > > Model Number: MAXTOR STM3160215AS > > > Serial Number: 6RA2TMJ4 > > > Firmware Revision: 3.AAD > > > > > > Linux localhost 2.6.24.4 #4 SMP Fri Mar 28 14:51:50 BRT 2008 i686 GNU/Linux > > > > > > This is a 2-processor CPU: > > > > > > # cat /proc/cpuinfo > > > processor : 0 > > > vendor_id : GenuineIntel > > > cpu family : 15 > > > model : 4 > > > model name : Intel(R) Pentium(R) 4 CPU 3.00GHz > > > stepping : 9 > > > cpu MHz : 3013.697 > > > cache size : 1024 KB > > > > > > (same goes for processor : 1) > > > > > > Sincerely, > > > -- > > > Luis Sousa Abra sua conta no Yahoo! 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