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, 20 Sep 2001 14:40:56 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Thu, 20 Sep 2001 14:40:46 -0400 Received: from h24-64-71-161.cg.shawcable.net ([24.64.71.161]:25341 "EHLO webber.adilger.int") by vger.kernel.org with ESMTP id ; Thu, 20 Sep 2001 14:40:35 -0400 From: Andreas Dilger Date: Thu, 20 Sep 2001 12:40:20 -0600 To: David Hajek Cc: linux-kernel@vger.kernel.org Subject: Re: high cpu load with sw raid1 Message-ID: <20010920124020.D14526@turbolinux.com> Mail-Followup-To: David Hajek , linux-kernel@vger.kernel.org In-Reply-To: <20010920102616.A2753@pida.ulita.cz> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20010920102616.A2753@pida.ulita.cz> User-Agent: Mutt/1.3.20i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Sep 20, 2001 10:26 +0200, David Hajek wrote: > I have linux box with 70GB SW Raid1. This box runs for half > a year without problems but now I meet the high cpu load > problems. I suspect that it can be caused by not enough > free disk space on this md device. I see following: > > 1 GB free - load > 5 > 5 GB free - load < 1 What filesystem are you using? If it is reiserfs, and you have < 10% of the disk free, it is very unhappy. A patch to fix this is available. Cheers, Andreas -- Andreas Dilger \ "If a man ate a pound of pasta and a pound of antipasto, \ would they cancel out, leaving him still hungry?" http://www-mddsp.enel.ucalgary.ca/People/adilger/ -- Dogbert