From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S964941AbVLNU1E (ORCPT ); Wed, 14 Dec 2005 15:27:04 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S964946AbVLNU1E (ORCPT ); Wed, 14 Dec 2005 15:27:04 -0500 Received: from mini.brewt.org ([216.18.5.212]:7953 "HELO mini.brewt.org") by vger.kernel.org with SMTP id S964941AbVLNU1C convert rfc822-to-8bit (ORCPT ); Wed, 14 Dec 2005 15:27:02 -0500 Date: Wed, 14 Dec 2005 12:27:00 -0800 From: "Adrian Yee" Subject: Re: tsc clock issues with dual core and question about irq balancing To: john stultz Cc: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 8BIT Message-Id: In-Reply-To: <1134591272.16294.3.camel@cog.beaverton.ibm.com> Mime-Version: 1.0 References: <1134522289.3897.21.camel@leatherman> <1134591272.16294.3.camel@cog.beaverton.ibm.com> X-Gmail-Account: brewt@brewt.org Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Hi John, > >>>From your dmesg, you're still running w/ smp, apic, acpi as well. > I was curious if you could run just as you had before without issue > using "nosmp noapic acpi=off clock=tsc", only drop the clock=tsc bit. > > I just want to be sure we're only changing one variable at a time. > :) I also have a dmesg with those options that I can upload, but I'm not completely sure about the validity of the sluggishness "tests" because the system felt the same after I booted with the different configurations this time around. ssh seems fine right now, so I guess my Internet just happened to go bad at the same time I started play with my hardware and kernel configurations. I think the only solid problem I've got here is the tsc ocassionally counting back. Is switching to clock=pmtmr the permanent/proper solution for this, or is there a bug in the kernel/hardware that should be fixable? Thanks. Adrian