Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S268982AbUJELSx (ORCPT ); Tue, 5 Oct 2004 07:18:53 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S268992AbUJELR6 (ORCPT ); Tue, 5 Oct 2004 07:17:58 -0400 Received: from mx1.redhat.com ([66.187.233.31]:63193 "EHLO mx1.redhat.com") by vger.kernel.org with ESMTP id S268982AbUJELRa (ORCPT ); Tue, 5 Oct 2004 07:17:30 -0400 Date: Tue, 5 Oct 2004 07:17:09 -0400 (EDT) From: Ingo Molnar X-X-Sender: mingo@devserv.devel.redhat.com To: Rui Nuno Capela cc: linux-kernel@vger.kernel.org Subject: Re: [patch] voluntary-preempt-2.6.9-rc3-mm2-T0 In-Reply-To: <32803.192.168.1.5.1096974670.squirrel@192.168.1.5> Message-ID: References: <20040919122618.GA24982@elte.hu> <414F8CFB.3030901@cybsft.com> <20040921071854.GA7604@elte.hu> <20040921074426.GA10477@elte.hu> <20040922103340.GA9683@elte.hu> <20040923122838.GA9252@elte.hu> <20040923211206.GA2366@elte.hu> <20040924074416.GA17924@elte.hu> <20040928000516.GA3096@elte.hu> <20041003210926.GA1267@elte.hu> <20041004215315.GA17707@elte.hu> <32803.192.168.1.5.1096974670.squirrel@192.168.1.5> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 863 Lines: 23 On Tue, 5 Oct 2004, Rui Nuno Capela wrote: > Unfortunately it doesn't seem to. Attached you may find some info I > could dump out, as a snapshot of what I'm seeing on my fresh > 2.6.9-rc3-mm2-T0.0smp kernel. thanks. Do your problems go away if you turn off the SMT scheduler, or if you disable SMP altogether on your P4-HT box? > - top-100: top output, showing that ksoftirqd/1 is consuming 99.9% of one, > but only one, of the virtual CPUs, permanentely. i think this is the clearest indication that there's something is fundamentally wrong - ksoftirqd must never use that much CPU time on an idle system. Ingo - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/