Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752726Ab0DGHpf (ORCPT ); Wed, 7 Apr 2010 03:45:35 -0400 Received: from bombadil.infradead.org ([18.85.46.34]:50009 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751033Ab0DGHp3 convert rfc822-to-8bit (ORCPT ); Wed, 7 Apr 2010 03:45:29 -0400 Subject: Re: High priority threads causing severe CPU load imbalances From: Peter Zijlstra To: Andy Lutomirski Cc: Suresh Jayaraman , LKML , Ingo Molnar In-Reply-To: <4BBC0D1E.3030509@mit.edu> References: <4BBB334D.5040308@suse.de> <1270562890.1595.438.camel@laptop> <4BBC0D1E.3030509@mit.edu> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8BIT Date: Wed, 07 Apr 2010 09:44:21 +0200 Message-ID: <1270626261.5109.538.camel@twins> Mime-Version: 1.0 X-Mailer: Evolution 2.28.1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 526 Lines: 12 On Wed, 2010-04-07 at 00:42 -0400, Andy Lutomirski wrote: > That's less fair but strictly better than the current solution, > and nothing bounces. The fairness thing, that really matters a lot to some people. I've had enterprise bugs filed over such behaviour as you describe. -- 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/