From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759506AbYDCPJS (ORCPT ); Thu, 3 Apr 2008 11:09:18 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1757488AbYDCPJI (ORCPT ); Thu, 3 Apr 2008 11:09:08 -0400 Received: from pentafluge.infradead.org ([213.146.154.40]:36848 "EHLO pentafluge.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757415AbYDCPJH (ORCPT ); Thu, 3 Apr 2008 11:09:07 -0400 Subject: Re: BUG: ext3 hang in transaction commit From: Peter Zijlstra To: Jan Kara Cc: David Chinner , lkml , marcelo In-Reply-To: <20080403100742.GA16314@atrey.karlin.mff.cuni.cz> References: <20080326231612.GC103491721@sgi.com> <20080403100742.GA16314@atrey.karlin.mff.cuni.cz> Content-Type: text/plain Date: Thu, 03 Apr 2008 17:08:55 +0200 Message-Id: <1207235335.8514.843.camel@twins> Mime-Version: 1.0 X-Mailer: Evolution 2.21.92 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Marcelo has seen something similar, kjournald got stuck and the rest of userspace piled on top of it. The softlockup watchdog triggered because kjournald got stuck in D state for over 2 minutes. However Marcelo told me that it did get going eventually... He had a rather easy to reproduce case IIRC, I'll let him tell you more about it :-)