From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx173.postini.com [74.125.245.173]) by kanga.kvack.org (Postfix) with SMTP id 53F926B005D for ; Fri, 16 Nov 2012 12:49:26 -0500 (EST) Received: by mail-ea0-f169.google.com with SMTP id a12so472236eaa.14 for ; Fri, 16 Nov 2012 09:49:24 -0800 (PST) Date: Fri, 16 Nov 2012 18:49:18 +0100 From: Ingo Molnar Subject: Re: Benchmark results: "Enhanced NUMA scheduling with adaptive affinity" Message-ID: <20121116174918.GA4723@gmail.com> References: <20121112160451.189715188@chello.nl> <20121112184833.GA17503@gmail.com> <20121115100805.GS8218@suse.de> <20121116155626.GA4271@gmail.com> <20121116162556.GD8218@suse.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20121116162556.GD8218@suse.de> Sender: owner-linux-mm@kvack.org List-ID: To: Mel Gorman Cc: Peter Zijlstra , linux-kernel@vger.kernel.org, linux-mm@kvack.org, Paul Turner , Lee Schermerhorn , Christoph Lameter , Rik van Riel , Andrew Morton , Andrea Arcangeli , Linus Torvalds , Thomas Gleixner * Mel Gorman wrote: > On Fri, Nov 16, 2012 at 04:56:26PM +0100, Ingo Molnar wrote: > > > > * Mel Gorman wrote: > > > > > It is important to know how this was configured. I was running > > > one JVM per node and the JVMs were sized that they should fit > > > in the node. [...] > > > > That is not what I tested: as I described it in the mail I > > tested 32 warehouses: i.e. spanning the whole system. > > > > Good (sortof) [...] Not just 'sortof' good but it appears it's unconditionally good: meanwhile other testers have reproduced the single-JVM speedup with the latest numa/core code as well, so the speedup is not just on my system. Please post your kernel .config so I can check why the 4x JVM test does not perform so well on your system. Maybe there's something special to your system. Thanks, Ingo -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org