Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1030471AbXBAAit (ORCPT ); Wed, 31 Jan 2007 19:38:49 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1030481AbXBAAit (ORCPT ); Wed, 31 Jan 2007 19:38:49 -0500 Received: from omx1-ext.sgi.com ([192.48.179.11]:34040 "EHLO omx1.sgi.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1030471AbXBAAis (ORCPT ); Wed, 31 Jan 2007 19:38:48 -0500 Date: Wed, 31 Jan 2007 16:38:40 -0800 (PST) From: Christoph Lameter To: Andrew Morton cc: linux-kernel@vger.kernel.org, Jens Axboe Subject: Re: 2.6.20-rc6-mm3 In-Reply-To: <20070131163638.290f40c1.akpm@osdl.org> Message-ID: References: <20070129204528.eb8d695e.akpm@osdl.org> <20070131162422.6bccc52c.akpm@osdl.org> <20070131163638.290f40c1.akpm@osdl.org> 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: 608 Lines: 14 On Wed, 31 Jan 2007, Andrew Morton wrote: > Actually, we might not have lost an IO: it could be that we're simply > missing an unplug. Are you able to unblock things by forcing some other IO > against that queue? Say, do a read from /dev/sda? The system does not come up to a prompt. The traces were taken via NMI during bootup (shortly after udev came up). - 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/