Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752276AbaBKHRY (ORCPT ); Tue, 11 Feb 2014 02:17:24 -0500 Received: from merlin.infradead.org ([205.233.59.134]:45507 "EHLO merlin.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750762AbaBKHRU (ORCPT ); Tue, 11 Feb 2014 02:17:20 -0500 Date: Tue, 11 Feb 2014 08:17:00 +0100 From: Peter Zijlstra To: Andrew Morton Cc: linux-kernel@vger.kernel.org, Jason Low , Waiman Long , mingo@kernel.org, paulmck@linux.vnet.ibm.com, torvalds@linux-foundation.org, tglx@linutronix.de, riel@redhat.com, davidlohr@hp.com, hpa@zytor.com, andi@firstfloor.org, aswin@hp.com, scott.norton@hp.com, chegu_vinod@hp.com Subject: Re: [PATCH 0/8] locking/core patches Message-ID: <20140211071700.GH27965@twins.programming.kicks-ass.net> References: <20140210195820.834693028@infradead.org> <20140210150230.b7f46688093ebc5c45fee870@linux-foundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20140210150230.b7f46688093ebc5c45fee870@linux-foundation.org> User-Agent: Mutt/1.5.21 (2012-12-30) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Feb 10, 2014 at 03:02:30PM -0800, Andrew Morton wrote: > On Mon, 10 Feb 2014 20:58:20 +0100 Peter Zijlstra wrote: > > > Hi all, > > > > I would propose merging the following patches... > > > > The first set is mostly from Jason and tweaks the mutex adaptive > > spinning, AIM7 throughput numbers: > > Jobs/min/ Jobs/sec/ Time: Time: Time: Time: Running child time Forks Jobs/min child child parent childU childS std_dev JTI :max :min > > PRE: 100 2000.04 21564.90 2721.29 311.99 3.12 0.01 0.00 99 > > POST: 100 2000.04 42603.85 5142.80 311.99 3.12 0.00 0.00 99 > > What do these columns represent? I'm guessing the large improvement > was in context switches? I pasted the header from reaim above; I'm not entirely sure what the bloody thing does and I hate that it takes hours to get these numbers :/ Bloody stupid benchmark if you ask me. -- 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/