From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752065AbWKAMza (ORCPT ); Wed, 1 Nov 2006 07:55:30 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752089AbWKAMza (ORCPT ); Wed, 1 Nov 2006 07:55:30 -0500 Received: from gprs189-60.eurotel.cz ([160.218.189.60]:24986 "EHLO amd.ucw.cz") by vger.kernel.org with ESMTP id S1752065AbWKAMz3 (ORCPT ); Wed, 1 Nov 2006 07:55:29 -0500 Date: Wed, 1 Nov 2006 13:55:06 +0100 From: Pavel Machek To: kernel list , mingo@redhat.com Cc: Andrew Morton Subject: Re: 2.6.19-rc4-mm1: noidlehz problems Message-ID: <20061101125506.GA2133@elf.ucw.cz> References: <20061101122319.GA13056@elf.ucw.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20061101122319.GA13056@elf.ucw.cz> X-Warning: Reading this can be dangerous to your mental health. User-Agent: Mutt/1.5.11+cvs20060126 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Hi! > First, it would be nice if we had someone listed as a maintainer of > noidlehz stuff... > > Then... I'm getting strange messages from noidlehz each time I > unplug/replug AC power (perhaps due to interrupt latency?). > > Disabling NO_HZ and high resolution timers due to timer broadcasting > (C3 stops local apic) > Adding 987988k swap on /dev/sda1. Priority:-1 extents:1 > across:987988k > Disabling NO_HZ and high resolution timers due to timer broadcasting > (C3 stops local apic) > EXT2-fs warning (device sda2): ext2_fill_super: mounting ext3 > filesystem as ext2 ... > Disabling NO_HZ and high resolution timers due to timer broadcasting > (C3 stops local apic) > Disabling NO_HZ and high resolution timers due to timer broadcasting > (C3 stops local apic) > > ...I'd expect one such message, not many of them. Something seems > seriously wrong there... > > Plus, suspend to RAM and disk is broken in -rc4-mm1. Suspend to RAM > dies with screaming speaker, suspend to disk returns but machine is > mostly toast (and screaming, looks like timer problem, beeps never > end). I'll disable NO_HZ and try again. Disabling NO_HZ did not help, but I disabled high resolution timers, and s2ram now works. s2disk also started working. Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html