From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S264662AbUD1Fdp (ORCPT ); Wed, 28 Apr 2004 01:33:45 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S264668AbUD1Fdp (ORCPT ); Wed, 28 Apr 2004 01:33:45 -0400 Received: from fw.osdl.org ([65.172.181.6]:20715 "EHLO mail.osdl.org") by vger.kernel.org with ESMTP id S264662AbUD1Fdn (ORCPT ); Wed, 28 Apr 2004 01:33:43 -0400 Date: Tue, 27 Apr 2004 22:33:23 -0700 From: Andrew Morton To: brettspamacct@fastclick.com Cc: linux-kernel@vger.kernel.org Subject: Re: How to tune pdflush? Message-Id: <20040427223323.07de3270.akpm@osdl.org> In-Reply-To: <408EEBAF.7020603@fastclick.com> References: <408EEBAF.7020603@fastclick.com> X-Mailer: Sylpheed version 0.9.7 (GTK+ 1.2.10; i386-redhat-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 "Brett E." wrote: > > I would like to tune pdflush so the writeback isn't too greedy, right > now the system is unusable due to high disk I/O after creating a bunch > of files. I know, faster disks would be better.. Tuning the writeback > would also be a nice option, we had it in 2.4 with /proc/sys/vm/bdflush. The tunables in /proc/sys/vm are documented in Documentation/filesystems/proc.txt