Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S263983AbTE0RgL (ORCPT ); Tue, 27 May 2003 13:36:11 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S263986AbTE0RgK (ORCPT ); Tue, 27 May 2003 13:36:10 -0400 Received: from perninha.conectiva.com.br ([200.250.58.156]:45965 "EHLO perninha.conectiva.com.br") by vger.kernel.org with ESMTP id S263983AbTE0RgJ (ORCPT ); Tue, 27 May 2003 13:36:09 -0400 Date: Tue, 27 May 2003 14:47:24 -0300 (BRT) From: Marcelo Tosatti X-X-Sender: marcelo@freak.distro.conectiva To: Marc-Christian Petersen Cc: linux-kernel@vger.kernel.org, Carl-Daniel Hailfinger , manish , Christian Klose , William Lee Irwin III Subject: Re: 2.4.20: Proccess stuck in __lock_page ... In-Reply-To: <200305271936.34006.m.c.p@wolk-project.de> Message-ID: References: <3ED2DE86.2070406@storadinc.com> <3ED372DB.1030907@gmx.net> <200305271936.34006.m.c.p@wolk-project.de> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1181 Lines: 29 On Tue, 27 May 2003, Marc-Christian Petersen wrote: > On Tuesday 27 May 2003 19:27, Marcelo Tosatti wrote: > > Hi Marcelo, > > > > Following is SysRq-T output for stuck processes during such a pause from > > > Christian Klose. Only processes in D state are listed for brevity. > > > Especially the last two call traces are interesting. > > A "pause" is perfectly fine (to some extent, of course), now a hang is > > not. Is this backtrace from a hanged, unusable kernel or ? > A pause is _not_ perfectly fine, even not to some extent. That pause we are > discussing about is a pause of the _whole_ machine, not just disk i/o pauses. > Mouse stops, keyboard stops, everything stops, who knows wtf. Do you also notice them? > That behaviour is absolutely bullshit for desktop users. For serverusage you > may not notice it in this dimension (mostly no X so no mouse), but also for a > server environment this may be very bad. Agreed. - 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/