From: "Aneesh Kumar K.V" Subject: Re: Performance of ext4 Date: Thu, 12 Jun 2008 23:36:05 +0530 Message-ID: <20080612180605.GD22481@skywalker> References: <20080611105945.GB9008@skywalker> <18563.1213215457@alphaville.zko.hp.com> <18513.345.553912.449710@frecb006361.adech.frec.bull.fr> <20080612131928.GB18229@mit.edu> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: Theodore Tso , Solofo.Ramangalahy@bull.net, Nick Dokos , linux-ext4@vger.kernel.org, linux-kernel To: Holger Kiehl Return-path: Received: from E23SMTP05.au.ibm.com ([202.81.18.174]:40121 "EHLO e23smtp05.au.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753702AbYFLSG1 (ORCPT ); Thu, 12 Jun 2008 14:06:27 -0400 Content-Disposition: inline In-Reply-To: Sender: linux-ext4-owner@vger.kernel.org List-ID: On Thu, Jun 12, 2008 at 02:07:30PM +0000, Holger Kiehl wrote: > This time there is no OOPS and system is still up running without any > problem (except any process wanting to write something to this filesystem > gets stuck forever). > > What can I do to help find the problem? The system is still up with all those > process hanging in D-state. > if you can login to the system get the dmesg output after echo t > /proc/sysrq-trigger -aneesh