From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756446Ab1GANNQ (ORCPT ); Fri, 1 Jul 2011 09:13:16 -0400 Received: from mail.bbaw.de ([194.95.188.6]:50337 "EHLO mail.bbaw.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754961Ab1GANNP convert rfc822-to-8bit (ORCPT ); Fri, 1 Jul 2011 09:13:15 -0400 Date: Fri, 1 Jul 2011 15:13:13 +0200 From: Lars =?UTF-8?B?VMOkdWJlcg==?= To: linux-kernel@vger.kernel.org Subject: Re: [PROBLEM] reproduceable storage errors on high IO load Message-Id: <20110701151313.2afd48e0.taeuber@bbaw.de> In-Reply-To: <20110701102323.3db579ad.taeuber@bbaw.de> References: <20110606095127.21d23a70.taeuber@bbaw.de> <201106060559.03131.gene.heskett@gmail.com> <20110606130628.e86f0c67.taeuber@bbaw.de> <201106060920.32257.gene.heskett@gmail.com> <20110606155610.69a0d17a.taeuber@bbaw.de> <20110607124354.06ed074e.taeuber@bbaw.de> <20110701102323.3db579ad.taeuber@bbaw.de> X-Mailer: Sylpheed 3.1.0 (GTK+ 2.24.4; x86_64-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8BIT X-AntiVirus: checked by Avira MailGate (version: 2.1.4-7; AVE: 7.9.5.34; VDF: 7.11.10.186; host: mailhub); id=21558-lTc636 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi. And now I retried with 2.6.39.2. Same result. Complete dmesg available. I tried to create a RAID with fewer drives and with more drives but still the same problem. Then I tried to use RAID5 without any luck. Then I tried to format a single disk. # mke2fs -jF /dev/sdc And: The problem still occurs!!!! I could send the complete dmesg if needed. Then I tried with »nosmp« kernel option. And bad luck again. I could send the complete dmesg if needed. [ 760.138201] ata7.00: failed command: WRITE FPDMA QUEUED [ 760.138305] ata7.00: cmd 61/00:00:10:02:70/02:00:28:00:00/40 tag 30 ncq 262144 out [ 760.138308] res 01/04:00:10:0c:7c/00:02:28:00:00/40 Emask 0x3 (HSM violation) [ 760.138563] ata7.00: status: { ERR } [ 760.138652] ata7.00: error: { ABRT } [ 760.138745] ata7: hard resetting link [ 770.160095] sas: smp task timed out or aborted [ 770.160105] drivers/scsi/mvsas/mv_sas.c 1718:mvs_abort_task:rc= 5 [ 770.160110] sas: SMP task aborted and not done [ 772.170093] drivers/scsi/mvsas/mv_sas.c 1586:mvs_I_T_nexus_reset for device [1]:rc= -70 [ 772.170108] sas: sas_ata_hard_reset: Unable to reset I T nexus? [ 772.170112] sas: sas_ata_hard_reset: Found ATA device. [ 772.170119] ata7: follow-up softreset required but no softreset available [ 772.170252] ata7: hard resetting link This is so simple it can't be I'm the only one with this problem!? Regards Lars