Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932476AbVJLWKJ (ORCPT ); Wed, 12 Oct 2005 18:10:09 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932477AbVJLWKJ (ORCPT ); Wed, 12 Oct 2005 18:10:09 -0400 Received: from gateway-1237.mvista.com ([12.44.186.158]:35061 "EHLO hermes.mvista.com") by vger.kernel.org with ESMTP id S932476AbVJLWKH (ORCPT ); Wed, 12 Oct 2005 18:10:07 -0400 Message-ID: <434D8973.8000706@mvista.com> Date: Wed, 12 Oct 2005 15:08:51 -0700 From: George Anzinger Reply-To: george@mvista.com Organization: MontaVista Software User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.7.6) Gecko/20050323 Fedora/1.7.6-1.3.2 X-Accept-Language: en-us, en MIME-Version: 1.0 To: Steven Rostedt Cc: Ingo Molnar , Fernando Lopez-Lezcano , linux-kernel@vger.kernel.org, Thomas Gleixner , dwalker@mvista.com, david singleton Subject: Re: 2.6.14-rc4-rt1 References: <20051011111454.GA15504@elte.hu> <1129064151.5324.6.camel@cmn3.stanford.edu> <20051012061455.GA16586@elte.hu> In-Reply-To: Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1029 Lines: 31 Steven Rostedt wrote: > On Wed, 12 Oct 2005, Ingo Molnar wrote: > > >>i'm not sure latency traces will uncover anything useful for this bug. >>Your problems could be timer issues: timers going off too fast cause >>high keyboard repeat rates, and the same goes for the screensaver. Does >>'sleep 1' work as expected, or is that timing out in an "accelerated" >>way too? >> > > > I usually recommend doing a 'sleep 10'. It really shows you if things are > wrong. If a sleep 1 returns 2 seconds, or 0.5 seconds later it may not be > detected. But a sleep 10 returning 20 seconds or 5 seconds later is > obvious. Or maybe: 'time sleep 10' Lets the machine time it. -- George Anzinger george@mvista.com HRT (High-res-timers): http://sourceforge.net/projects/high-res-timers/ - 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/