Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261842AbTIPMGE (ORCPT ); Tue, 16 Sep 2003 08:06:04 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261850AbTIPMGE (ORCPT ); Tue, 16 Sep 2003 08:06:04 -0400 Received: from mail3.ithnet.com ([217.64.64.7]:7147 "HELO heather-ng.ithnet.com") by vger.kernel.org with SMTP id S261842AbTIPMF7 (ORCPT ); Tue, 16 Sep 2003 08:05:59 -0400 X-Sender-Authentication: net64 Date: Tue, 16 Sep 2003 14:05:57 +0200 From: Stephan von Krawczynski To: Stephan von Krawczynski Cc: marcelo.tosatti@cyclades.com.br, neilb@cse.unsw.edu.au, linux-kernel@vger.kernel.org Subject: Re: experiences beyond 4 GB RAM with 2.4.22 Message-Id: <20030916140557.663b26b4.skraw@ithnet.com> In-Reply-To: <20030916102113.0f00d7e9.skraw@ithnet.com> References: <20030912085435.6a26fec4.skraw@ithnet.com> <20030916102113.0f00d7e9.skraw@ithnet.com> Organization: ith Kommunikationstechnik GmbH X-Mailer: Sylpheed version 0.9.5 (GTK+ 1.2.10; i686-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1639 Lines: 44 On Tue, 16 Sep 2003 10:21:13 +0200 Stephan von Krawczynski wrote: > On Mon, 15 Sep 2003 19:01:42 -0300 (BRT) > Marcelo Tosatti wrote: > > > > I already thought about that and tried. In fact it is as fast and fine as > > > 2 GB setup. It runs really smooth. > > > The really simple test for the problem is running "updatedb" (find over > > > the whole filesystem). The box comes to a crawl while this is running, > > > network is absolutely bad, interactivity is rather dead, very often not > > > even a ssh login works. > > > > Does -pre4 (with the VM changes from Andrea) show any difference? There > > are significant changes in the per-zone decisions which might help. > > Hello Marcelo, > > it looks like -pre4 performs not well even in 4 GB environment. After few > days of running I find hanging 2.4.22 nfs-clients on a 2.4.23-pre4 server. > > On the client I get a bunch of those: > > Sep 16 03:02:00 brenda kernel: nfs: server 192.168.1.1 OK > [...] Hello again, you will love to hear that you can drop the above statement completely. After digging deeper into the case I found out that it was caused by a dead switch. So this is no -pre4 problem, but a hardware issue. The switch corrupted about every 20th packet. So I can tell nothing negative so far about -pre4 with 4 GB. I'll try with 6 GB now. Regards, Stephan - 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/