Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751759AbWHSPIc (ORCPT ); Sat, 19 Aug 2006 11:08:32 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751758AbWHSPIb (ORCPT ); Sat, 19 Aug 2006 11:08:31 -0400 Received: from mx1.redhat.com ([66.187.233.31]:52436 "EHLO mx1.redhat.com") by vger.kernel.org with ESMTP id S1751469AbWHSPIa (ORCPT ); Sat, 19 Aug 2006 11:08:30 -0400 Message-ID: <44E728E2.4000804@redhat.com> Date: Sat, 19 Aug 2006 11:06:10 -0400 From: Rik van Riel Organization: Red Hat, Inc User-Agent: Thunderbird 1.5.0.4 (X11/20060614) MIME-Version: 1.0 To: Andrew Morton CC: Daniel Phillips , Peter Zijlstra , David Miller , tgraf@suug.ch, linux-mm@kvack.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, Mike Christie Subject: Re: [RFC][PATCH 2/9] deadlock prevention core References: <20060808211731.GR14627@postel.suug.ch> <44DBED4C.6040604@redhat.com> <44DFA225.1020508@google.com> <20060813.165540.56347790.davem@davemloft.net> <44DFD262.5060106@google.com> <20060813185309.928472f9.akpm@osdl.org> <1155530453.5696.98.camel@twins> <20060813215853.0ed0e973.akpm@osdl.org> <44E3E964.8010602@google.com> <20060816225726.3622cab1.akpm@osdl.org> <44E5015D.80606@google.com> <20060817230556.7d16498e.akpm@osdl.org> <44E62F7F.7010901@google.com> <20060818153455.2a3f2bcb.akpm@osdl.org> <44E650C1.80608@google.com> <20060818194435.25bacee0.akpm@osdl.org> In-Reply-To: <20060818194435.25bacee0.akpm@osdl.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 926 Lines: 24 Andrew Morton wrote: > - We expect that the lots-of-dirty-anon-memory-over-swap-over-network > scenario might still cause deadlocks. > > I assert that this can be solved by putting swap on local disks. Peter > asserts that this isn't acceptable due to disk unreliability. I point > out that local disk reliability can be increased via MD, all goes quiet. > > A good exposition which helps us to understand whether and why a > significant proportion of the target user base still wishes to do > swap-over-network would be useful. You cannot put disks in many models of blade servers. At all. -- What is important? What you want to be true, or what is true? - 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/