From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Thu, 23 Aug 2001 06:26:25 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Thu, 23 Aug 2001 06:26:15 -0400 Received: from mail.cogenit.fr ([195.68.53.173]:52366 "EHLO cogenit.fr") by vger.kernel.org with ESMTP id ; Thu, 23 Aug 2001 06:26:03 -0400 Date: Thu, 23 Aug 2001 12:26:02 +0200 From: Francois Romieu To: Alan Cox Cc: Jeff Busch , linux-kernel@vger.kernel.org Subject: Re: [problem] RH 2.4.7-2 kernel slows to a crawl under heavy i/o Message-ID: <20010823122602.A14147@se1.cogenit.fr> In-Reply-To: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5i In-Reply-To: ; from alan@lxorguk.ukuu.org.uk on Wed, Aug 22, 2001 at 11:12:18PM +0100 X-Organisation: Marie's fan club - I Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Alan Cox : > > The same setup on RH 6.2 with 2.4.3-ac3 works fine. Please let me know what > > information may be useful to debugging this problem (no oops yet), and other > > kernels to try; I'm looking at 2.4.8-ac9 right now. > > I'd be interested to know how 2.4.8-ac9 fares. It has the saner parts of > the VM work from the Linus tree and other stuff from Rik, Marcelo and co. I have added the data of 2.4.8-ac7 build for 2.4.8-ac{8,9} at http://www.cogenit.fr/linux/bench/. The graphs are under 2.4.8-acXX/img. The successive runs on a same session are now bounded on the graphs. The occasionaly high levels of irq and cs on ac9 says nothing good about interactivity. -- Ueimor