Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756212AbZJANUh (ORCPT ); Thu, 1 Oct 2009 09:20:37 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756107AbZJANUg (ORCPT ); Thu, 1 Oct 2009 09:20:36 -0400 Received: from mx1.redhat.com ([209.132.183.28]:1851 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756100AbZJANUf (ORCPT ); Thu, 1 Oct 2009 09:20:35 -0400 Date: Thu, 1 Oct 2009 10:20:12 -0300 From: Marcelo Tosatti To: Shirley Ma Cc: virtualization@lists.linux-foundation.org, kvm@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: INFO: task journal:337 blocked for more than 120 seconds Message-ID: <20091001132012.GA16975@amt.cnet> References: <1254345112.8837.9.camel@localhost.localdomain> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1254345112.8837.9.camel@localhost.localdomain> User-Agent: Mutt/1.5.19 (2009-01-05) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 753 Lines: 21 On Wed, Sep 30, 2009 at 02:11:52PM -0700, Shirley Ma wrote: > Hello all, > > Anybody found this problem before? I kept hitting this issue for 2.6.31 > guest kernel even with a simple network test. > > INFO: task kjournal:337 blocked for more than 120 seconds. > "echo 0 > /proc/sys/kernel/hung_task_timeout_sec" disables this message. > > kjournald D 00000041 0 337 2 0x00000000 > > My test is totally being blocked. I've hit this in the past with ext3, mounting with data=writeback made it disappear. -- 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/