Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755645AbXKESgS (ORCPT ); Mon, 5 Nov 2007 13:36:18 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752659AbXKESgB (ORCPT ); Mon, 5 Nov 2007 13:36:01 -0500 Received: from lucidpixels.com ([75.144.35.66]:60813 "EHLO lucidpixels.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751327AbXKESgA (ORCPT ); Mon, 5 Nov 2007 13:36:00 -0500 Date: Mon, 5 Nov 2007 13:35:59 -0500 (EST) From: Justin Piszcz X-X-Sender: jpiszcz@p34.internal.lan To: Dan Williams cc: Neil Brown , linux-kernel@vger.kernel.org, linux-raid@vger.kernel.org, =?ISO-8859-1?Q?BERTRAND_Jo=EBl?= Subject: Re: 2.6.23.1: mdadm/raid5 hung/d-state In-Reply-To: Message-ID: References: <18222.16003.92062.970530@notabene.brown> MIME-Version: 1.0 Content-Type: MULTIPART/MIXED; BOUNDARY="-1463747160-2043971365-1194287759=:11422" Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1858 Lines: 57 This message is in MIME format. The first part should be readable text, while the remaining parts are likely unreadable without MIME-aware tools. ---1463747160-2043971365-1194287759=:11422 Content-Type: TEXT/PLAIN; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: QUOTED-PRINTABLE On Mon, 5 Nov 2007, Dan Williams wrote: > On 11/4/07, Justin Piszcz wrote: >> >> >> On Mon, 5 Nov 2007, Neil Brown wrote: >> >>> On Sunday November 4, jpiszcz@lucidpixels.com wrote: >>>> # ps auxww | grep D >>>> USER PID %CPU %MEM VSZ RSS TTY STAT START TIME COMMA= ND >>>> root 273 0.0 0.0 0 0 ? D Oct21 14:40 [pdfl= ush] >>>> root 274 0.0 0.0 0 0 ? D Oct21 13:00 [pdfl= ush] >>>> >>>> After several days/weeks, this is the second time this has happened, w= hile >>>> doing regular file I/O (decompressing a file), everything on the devic= e >>>> went into D-state. >>> >>> At a guess (I haven't looked closely) I'd say it is the bug that was >>> meant to be fixed by >>> >>> commit 4ae3f847e49e3787eca91bced31f8fd328d50496 >>> >>> except that patch applied badly and needed to be fixed with >>> the following patch (not in git yet). >>> These have been sent to stable@ and should be in the queue for 2.6.23.2 >>> >> >> Ah, thanks Neil, will be updating as soon as it is released, thanks. >> > > Are you seeing the same "md thread takes 100% of the CPU" that Jo=EBl is > reporting? > Yes, in another e-mail I posted the top output with md3_raid5 at 100%. Justin. ---1463747160-2043971365-1194287759=:11422-- - 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/