From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S263823AbUA3NG5 (ORCPT ); Fri, 30 Jan 2004 08:06:57 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S263834AbUA3NG4 (ORCPT ); Fri, 30 Jan 2004 08:06:56 -0500 Received: from mx2.elte.hu ([157.181.151.9]:64448 "EHLO mx2.elte.hu") by vger.kernel.org with ESMTP id S263823AbUA3NGz (ORCPT ); Fri, 30 Jan 2004 08:06:55 -0500 Date: Fri, 30 Jan 2004 10:10:03 +0100 From: Ingo Molnar To: Adam Koszela Cc: Linux Kernel Mailing List Subject: Re: 2.6.2-rc2-mm1 scheduler badness Message-ID: <20040130091003.GA3841@elte.hu> References: <1075317961.3505.4.camel@arrakis> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1075317961.3505.4.camel@arrakis> User-Agent: Mutt/1.4.1i X-ELTE-SpamVersion: SpamAssassin 2.60 X-ELTE-VirusStatus: clean X-ELTE-SpamCheck: no X-ELTE-SpamCheck-Details: score=-4.9, required 5.9, BAYES_00 -4.90 X-ELTE-SpamLevel: X-ELTE-SpamScore: -4 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org * Adam Koszela wrote: > So here's my problem: > Performance, especially when switching/launching apps is awful, > and dmesg spits out massive amounts of: > > Badness in try_to_wake_up at kernel/sched.c:722 unapply this patch: ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.2-rc2/2.6.2-rc2-mm1/broken-out/futex-wakeup-debug.patch Ingo