Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750754AbWEHWjg (ORCPT ); Mon, 8 May 2006 18:39:36 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750832AbWEHWjf (ORCPT ); Mon, 8 May 2006 18:39:35 -0400 Received: from mustang.oldcity.dca.net ([216.158.38.3]:47824 "HELO mustang.oldcity.dca.net") by vger.kernel.org with SMTP id S1750827AbWEHWjf (ORCPT ); Mon, 8 May 2006 18:39:35 -0400 Subject: Re: High load average on disk I/O on 2.6.17-rc3 From: Lee Revell To: Bernd Eckenfels Cc: linux-kernel@vger.kernel.org In-Reply-To: References: Content-Type: text/plain Date: Mon, 08 May 2006 18:39:31 -0400 Message-Id: <1147127972.9116.14.camel@mindpipe> Mime-Version: 1.0 X-Mailer: Evolution 2.6.1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 754 Lines: 19 On Tue, 2006-05-09 at 00:24 +0200, Bernd Eckenfels wrote: > Erik Mouw wrote: > > ... except that any kernel < 2.6 didn't account tasks waiting for disk > > IO. Load average has always been somewhat related to tasks contending > > for CPU power. > > Actually all Linux kernels accounted for diskwaits and others like BSD based > not. It is a very old linux oddness. Maybe I am misunderstanding, but IIRC BSD/OS also counted processes waiting on IO towards the load average. Lee - 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/