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, 31 May 2001 19:40:32 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Thu, 31 May 2001 19:40:21 -0400 Received: from mail.digitalme.com ([193.97.97.75]:63920 "EHLO digitalme.com") by vger.kernel.org with ESMTP id ; Thu, 31 May 2001 19:40:13 -0400 Message-ID: <3B16D684.5080101@digitalme.com> Date: Thu, 31 May 2001 19:40:52 -0400 From: "Trever L. Adams" User-Agent: Mozilla/5.0 (X11; U; Linux 2.4.5 i686; en-US; rv:0.9+) Gecko/20010529 X-Accept-Language: en-us MIME-Version: 1.0 To: Christopher Zimmerman CC: linux-kernel@vger.kernel.org Subject: Re: 2.4.5 VM In-Reply-To: <3B16C9A8.7090402@digitalme.com> <3B16CCE9.64597F2E@av.com> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Christopher Zimmerman wrote: > > I've found that with the latest kernel release (2.4.5) VM performance has > been greatly improved. kswapd and bdflush no longer use 200% of my cpu > cycles when simply doing a dd bs=1024 count=8388608 if=/dev/zero > of=test.file. All of my test systems remain responsive with about 180% cpu > available. These systems are running software RAID and 3ware IDE raid with > 2GB of memory and 4GB swap. Have you tried 2.4.5? > > -zim > > Christopher Zimmerman > AltaVista Company > I have found that 2.4.5 is great, until it decides to stop freeing unused pages (simple file cache). Then it goes to hell in a handbasket at the speed of light. Yes, I have tried it, that is what I wrote about. Trever