Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S269616AbTGJVzL (ORCPT ); Thu, 10 Jul 2003 17:55:11 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S266500AbTGJVyu (ORCPT ); Thu, 10 Jul 2003 17:54:50 -0400 Received: from air-2.osdl.org ([65.172.181.6]:16366 "EHLO mail.osdl.org") by vger.kernel.org with ESMTP id S266499AbTGJVwS (ORCPT ); Thu, 10 Jul 2003 17:52:18 -0400 Subject: Re: Hang with anticipatory I/O scheduler and aacraid controller From: Mark Haverkamp To: linux-kernel , linux-scsi In-Reply-To: <1057868803.19383.159.camel@markh1.pdx.osdl.net> References: <1057868803.19383.159.camel@markh1.pdx.osdl.net> Content-Type: text/plain Message-Id: <1057874818.935.12.camel@markh1.pdx.osdl.net> Mime-Version: 1.0 X-Mailer: Ximian Evolution 1.4.0 Date: 10 Jul 2003 15:06:58 -0700 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1002 Lines: 25 On Thu, 2003-07-10 at 13:26, Mark Haverkamp wrote: > I have been seeing hangs when using an aacraid adapter after updating my > kernel view to the latest as of yesterday. It doesn't seem to affect > the sym53c8xx that I have as the boot controller. I discovered today > that if I boot with elevator=deadline that I don't see the hangs > anymore. I have been using dd to copy from one partition to another to > create these hangs. > > It seems to be related to writes. If I dd from a partition to /dev/null > I don't see a hang. But a dd from /dev/zero to a partition does hang. > Sorry, this looks like a false alarm. I updated my view to 2.5.75 this afternoon and the problem seems to have disappeared. Mark. -- Mark Haverkamp - 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/