Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1762825AbXE2SO2 (ORCPT ); Tue, 29 May 2007 14:14:28 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753481AbXE2SOS (ORCPT ); Tue, 29 May 2007 14:14:18 -0400 Received: from 125.14.124.24.cm.sunflower.com ([24.124.14.125]:27076 "EHLO mail.atipa.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751912AbXE2SOR (ORCPT ); Tue, 29 May 2007 14:14:17 -0400 Message-ID: <465C6D78.9030009@atipa.com> Date: Tue, 29 May 2007 13:14:16 -0500 From: Roger Heflin User-Agent: Thunderbird 1.5.0.9 (X11/20070102) MIME-Version: 1.0 To: Dave Kleikamp CC: linux-kernel@vger.kernel.org Subject: Re: Apparent Deadlock with nfsd/jfs on 2.6.21.1 under bonnie. References: <4649BED9.6090207@atipa.com> <464C68A0.2050003@atipa.com> <1179413287.13965.24.camel@kleikamp.austin.ibm.com> <465C5FDF.4070401@atipa.com> <1180462215.10013.2.camel@kleikamp.austin.ibm.com> In-Reply-To: <1180462215.10013.2.camel@kleikamp.austin.ibm.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-OriginalArrivalTime: 29 May 2007 18:16:59.0171 (UTC) FILETIME=[8C1B7730:01C7A21D] Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1305 Lines: 40 Dave Kleikamp wrote: > On Tue, 2007-05-29 at 12:16 -0500, Roger Heflin wrote: > >> Dave, >> >> Apparently there appears to be another different similar lockup, >> The MTBF has risen from 1-2 hours without that patch to >100 hours, >> so I am fairly sure the patch did correct the original lockup, or >> at the very least make it a lot less likely. >> >> I hit the machine across NFS for 5 days before it deadlocked, before >> the patch I could only get an hour or two (2-4 different tries). >> >> Given that pdflush is "D" it does not appear to be an NFS issue. >> >> Included is the sysrq-t. >> >> This is with 2.6.21.1 + the JFSIO patch. > > Is the system still in this state? Can you cat /proc/fs/jfs/TxAnchor > (if CONFIG_JFS_DEBUG is defined) and /proc/fs/jfs/txstats (if > CONFIG_JFS_STATISTICS is defined)? > > Thanks, > Shaggy Yes, the machine is still in that state. Apparently I don't have either of those configured. Anything else that we can collect before I rebuild the kernel with those options setup? Roger - 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/