From mboxrd@z Thu Jan 1 00:00:00 1970 From: Thomas Gleixner Subject: Re: does nohz still need to be disabled? Date: Thu, 1 Sep 2011 21:35:44 +0200 (CEST) Message-ID: References: <4E5E1FFD.4070604@gmail.com> Mime-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Cc: linux-rt-users To: Maarten Lankhorst Return-path: Received: from www.linutronix.de ([62.245.132.108]:55149 "EHLO Galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757764Ab1IATfq (ORCPT ); Thu, 1 Sep 2011 15:35:46 -0400 In-Reply-To: <4E5E1FFD.4070604@gmail.com> Sender: linux-rt-users-owner@vger.kernel.org List-ID: On Wed, 31 Aug 2011, Maarten Lankhorst wrote: > Hey all, > > I've been running 3.0.4-rt12 forsome time now without issues and nohz enabled, > with RCU_BOOST is set to 80 (same level as my emergency serial console), > is there still a reason why nohz needs to be disabled? I'm going to reenable it and see whether the various fixes in that area plugged all the problems. I mainly disabled it to narrow down the failure combinations. Thanks, tglx