From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965235AbWFILyA (ORCPT ); Fri, 9 Jun 2006 07:54:00 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S965243AbWFILyA (ORCPT ); Fri, 9 Jun 2006 07:54:00 -0400 Received: from 216-54-166-5.static.twtelecom.net ([216.54.166.5]:22763 "EHLO mx1.compro.net") by vger.kernel.org with ESMTP id S965235AbWFILx7 (ORCPT ); Fri, 9 Jun 2006 07:53:59 -0400 Message-ID: <4489614A.3030704@compro.net> Date: Fri, 09 Jun 2006 07:53:46 -0400 From: Mark Hounschell Reply-To: markh@compro.net Organization: Compro Computer Svcs. User-Agent: Thunderbird 1.5 (X11/20060111) MIME-Version: 1.0 To: markh@compro.net Cc: tglx@linutronix.de, linux-kerneL@vger.kernel.org, Ingo Molnar , Steven Rostedt Subject: Re: RT exec for exercising RT kernel capabilities References: <448876B9.9060906@compro.net> <1149795975.5257.83.camel@localhost.localdomain> <44888D8F.2000404@compro.net> In-Reply-To: <44888D8F.2000404@compro.net> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Mark Hounschell wrote: > Thomas Gleixner wrote: >> Mark, >> >> On Thu, 2006-06-08 at 15:12 -0400, Mark Hounschell wrote: >>> With the ongoing work being done to rt kernel enhancements by Ingo and friends, >>> I would like to offer the use of a user land test (rt-exec). The rt-exec tests >>> well the deterministic real-time capabilities of a computer. Maybe it could >>> useful in some way to the effort or to anyone interested in making this type of >>> determination about their kernel/computer. >>> >>> A README describing the rt-exec can be found at >>> ftp://ftp.compro.net/public/rt-exec/README >>> >>> It can be downloaded from >>> ftp://ftp.compro.net/public/rt-exec/rt-exec-1.0.0.tar.bz2 >>> >>> Complaints, comments, or suggestions welcome. >> Nice tool. >> >> Some remarks. You can build high resolution timer support without the >> extra lib package from the HRT sourceforge site. You need a recent glibc >> and some quirks in the source. See the cyclictest program I'm using. >> http://www.tglx.de/projects/misc/cyclictest/cyclictest-v0.8.tar.bz2 >> > > I didn't realize that. Right you are. > Here is a new one that no longer requires the HRT sourceforge package. Thanks again. ftp://ftp.compro.net/public/rt-exec/rt-exec-1.0.1.tar.bz2 >> It would also be cute to add tests for the PI support for >> pthread_mutexes. >> >> tglx > > I'm not sure what one needs to do in user land to actually test that but I'll > investigate. > Still investigating... Regards Mark