Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1422692AbWIGDfs (ORCPT ); Wed, 6 Sep 2006 23:35:48 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1422693AbWIGDfs (ORCPT ); Wed, 6 Sep 2006 23:35:48 -0400 Received: from smtp.osdl.org ([65.172.181.4]:18887 "EHLO smtp.osdl.org") by vger.kernel.org with ESMTP id S1422690AbWIGDfq (ORCPT ); Wed, 6 Sep 2006 23:35:46 -0400 Date: Wed, 6 Sep 2006 20:34:42 -0700 From: Andrew Morton To: Badari Pulavarty Cc: Jan Kara , Anton Altaparmakov , sct@redhat.com, linux-fsdevel , lkml , ext4 Subject: Re: [RFC][PATCH] set_page_buffer_dirty should skip unmapped buffers Message-Id: <20060906203442.3b28f293.akpm@osdl.org> In-Reply-To: <44FF8C3B.3040505@us.ibm.com> References: <1157128342.30578.14.camel@dyn9047017100.beaverton.ibm.com> <20060901101801.7845bca2.akpm@osdl.org> <1157472702.23501.12.camel@dyn9047017100.beaverton.ibm.com> <20060906124719.GA11868@atrey.karlin.mff.cuni.cz> <1157555559.23501.25.camel@dyn9047017100.beaverton.ibm.com> <20060906153449.GC18281@atrey.karlin.mff.cuni.cz> <1157559545.23501.30.camel@dyn9047017100.beaverton.ibm.com> <20060906162723.GA14345@atrey.karlin.mff.cuni.cz> <1157563016.23501.39.camel@dyn9047017100.beaverton.ibm.com> <20060906172733.GC14345@atrey.karlin.mff.cuni.cz> <20060906191430.7ffcd833.akpm@osdl.org> <44FF8C3B.3040505@us.ibm.com> X-Mailer: Sylpheed version 2.2.7 (GTK+ 2.8.17; x86_64-unknown-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 755 Lines: 25 On Wed, 06 Sep 2006 20:04:27 -0700 Badari Pulavarty wrote: > > I've been unable to reproduce this crash, btw. Is there some magic > > incantation apat from running `fsx-linux'? > > > All I do is on a single 1k filesystem, run 4 copies of fsx (on 4 > different files, ofcourse). > I hit the assert anywhere between 10min-2hours. hm, OK. It could be that running while (1) { write(fd, "", 1); fsync(fd); } will speed it up: cause a storm of commits, increase the probability. - 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/