From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262039AbVF1GkO (ORCPT ); Tue, 28 Jun 2005 02:40:14 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262029AbVF1GjZ (ORCPT ); Tue, 28 Jun 2005 02:39:25 -0400 Received: from [213.184.188.19] ([213.184.188.19]:7172 "EHLO raad.intranet") by vger.kernel.org with ESMTP id S262017AbVF1Ghx (ORCPT ); Tue, 28 Jun 2005 02:37:53 -0400 Message-Id: <200506280637.JAA07324@raad.intranet> From: "Al Boldi" To: Subject: RE: linux 2.6.12 and IOWAIT Date: Tue, 28 Jun 2005 09:37:33 +0300 MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit X-Mailer: Microsoft Office Outlook, Build 11.0.5510 In-Reply-To: <20050627214016.2046e29e.akpm@osdl.org> X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2600.0000 Thread-Index: AcV7m3E+HQ/2czqOSi2jGar/CxlyfgADHUJw Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org David Arendt wrote: > > I have to following problem using kernel 2.6.12: IOWAIT is always at > 100% in top, the system seems to be significally slower. Any idea what > could lead to this ? It's true, 2.6.12 is about 20% slower than 2.4.31 during a make bzlilo and I suspect IOWAIT.