Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752318AbWKBUed (ORCPT ); Thu, 2 Nov 2006 15:34:33 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752620AbWKBUed (ORCPT ); Thu, 2 Nov 2006 15:34:33 -0500 Received: from rhlx01.hs-esslingen.de ([129.143.116.10]:1711 "EHLO rhlx01.hs-esslingen.de") by vger.kernel.org with ESMTP id S1752318AbWKBUec (ORCPT ); Thu, 2 Nov 2006 15:34:32 -0500 Date: Thu, 2 Nov 2006 21:34:30 +0100 From: Andreas Mohr To: Andreas Mohr Cc: Thomas Gleixner , Ingo Molnar , linux-kernel@vger.kernel.org Subject: Re: CONFIG_NO_HZ: missed ticks, stall (keyb IRQ required) [2.6.18-rc4-mm1] Message-ID: <20061102203430.GA27729@rhlx01.hs-esslingen.de> References: <20061101140729.GA30005@rhlx01.hs-esslingen.de> <1162417916.15900.271.camel@localhost.localdomain> <20061102001838.GA911@rhlx01.hs-esslingen.de> <1162452676.15900.287.camel@localhost.localdomain> <1162455263.15900.320.camel@localhost.localdomain> <1162488129.15900.396.camel@localhost.localdomain> <20061102192812.GA11815@rhlx01.hs-esslingen.de> Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="NzB8fVQJ5HfG6fxh" Content-Disposition: inline In-Reply-To: <20061102192812.GA11815@rhlx01.hs-esslingen.de> User-Agent: Mutt/1.4.2.2i X-Priority: none Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 7356 Lines: 126 --NzB8fVQJ5HfG6fxh Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Hi, On Thu, Nov 02, 2006 at 08:28:12PM +0100, Andreas Mohr wrote: > Hi, > > On Thu, Nov 02, 2006 at 06:22:08PM +0100, Thomas Gleixner wrote: > > I uploaded a new queue with more fixups. > > Still no go, stalled after the > ACPI: (supports S0 S1 S3 S4 S5) > line this time (probably statistical fluke though). > dmesg.log.gz attached. This time with apic=debug (attached), and now we have messages such as: lapic timer verify: delta 10754906 pmtimer 11935676 (2557644) lapic 1180770(0 1180770 1180807) on cpu 0 which means that the timer *is* unstable. I'm starting to wonder what I could debug here... 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