From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262430AbVHCTzT (ORCPT ); Wed, 3 Aug 2005 15:55:19 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262432AbVHCTzT (ORCPT ); Wed, 3 Aug 2005 15:55:19 -0400 Received: from Mail.MNSU.EDU ([134.29.1.12]:63686 "EHLO mail.mnsu.edu") by vger.kernel.org with ESMTP id S262430AbVHCTzQ (ORCPT ); Wed, 3 Aug 2005 15:55:16 -0400 Message-ID: <42F12100.5020006@mnsu.edu> Date: Wed, 03 Aug 2005 14:54:40 -0500 From: Jeffrey Hundstad User-Agent: Debian Thunderbird 1.0.6 (X11/20050802) X-Accept-Language: en-us, en MIME-Version: 1.0 To: Con Kolivas CC: linux-kernel@vger.kernel.org, ck@vds.kolivas.org, tony@atomide.com, tuukka.tikkanen@elektrobit.com Subject: Re: [PATCH] i386 No-Idle-Hz aka Dynamic-Ticks 3 References: <200508031559.24704.kernel@kolivas.org> In-Reply-To: <200508031559.24704.kernel@kolivas.org> X-Enigmail-Version: 0.92.0.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Con Kolivas wrote: >This is the dynamic ticks patch for i386 as written by Tony Lindgen > and Tuukka Tikkanen . >Patch for 2.6.13-rc5 > >There were a couple of things that I wanted to change so here is an updated >version. This code should have stabilised enough for general testing now. > >The sysfs interface was moved to its own directory >in /sys/devices/system/dyn_tick and split into separate files to >enable/disable dynamic ticks and usage of apic on the fly. It makes sense to >enable dynamic ticks and usage of apic by default if they're actually built >into the kernel so that is now done. > > I am successfully running the dynamic tick patch on an old IBM ThinkPad A22m. When I enable the APIC support console beeps, you know bash -c 'echo -e "\a"', takes a REALLY long time to finish. I'm assuming this is a badly written program and not a kernel problem. Correct? BTW: how do you know what HZ your machine is running at? -- Jeffrey Hundstad