From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753941Ab1HAKeN (ORCPT ); Mon, 1 Aug 2011 06:34:13 -0400 Received: from mailout-de.gmx.net ([213.165.64.23]:47008 "HELO mailout-de.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1753098Ab1HAKeH (ORCPT ); Mon, 1 Aug 2011 06:34:07 -0400 X-Authenticated: #14349625 X-Provags-ID: V01U2FsdGVkX1+H8ZAfYL2HhXdb+nL7ZlKvR8RS21hKhopDdADvLI cuknQqh3mLc9bM Subject: Re: [ANNOUNCE] 3.0-rt6 From: Mike Galbraith To: Rolando Martins Cc: Peter Zijlstra , Thomas Gleixner , LKML , linux-rt-users , "Paul E. McKenney" In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Date: Mon, 01 Aug 2011 12:34:02 +0200 Message-ID: <1312194842.8233.88.camel@marge.simson.net> Mime-Version: 1.0 X-Mailer: Evolution 2.32.1 Content-Transfer-Encoding: 7bit X-Y-GMX-Trusted: 0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 2011-08-01 at 09:42 +0100, Rolando Martins wrote: > Hi Peter, > is there any progress on the CONFIG_RT_GROUP_SCHED front? Out of curiosity, why would you want that in a -rt kernel? (I haven't done any PI testing with that, but I can imagine the throttle causing heartburn) -Mike > I don't know if this is related, but in 33-rt if I used a low (=100) > cpu_runtime_us and cpu_period_us then I would get some freezes > (something that does not happen in 2.6.39). (providing a realtime budget of 100 whole microseconds to a kernel where everything and it's brother is realtime is unlikely to go well)