Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753232AbaGaRhb (ORCPT ); Thu, 31 Jul 2014 13:37:31 -0400 Received: from bombadil.infradead.org ([198.137.202.9]:43794 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752986AbaGaRh3 (ORCPT ); Thu, 31 Jul 2014 13:37:29 -0400 Date: Thu, 31 Jul 2014 19:37:05 +0200 From: Peter Zijlstra To: Jirka Hladky Cc: Rik van Riel , Aaron Lu , LKML , lkp@01.org Subject: Re: [LKP] [sched/numa] a43455a1d57: +94.1% proc-vmstat.numa_hint_faults_local Message-ID: <20140731173705.GC19379@twins.programming.kicks-ass.net> References: <53d70ee6.JsUEmW5dWsv8dev+%fengguang.wu@intel.com> <53D72FF5.90908@intel.com> <20140729023940.37b6aebc@annuminas.surriel.com> <20140731104241.GA9918@twins.programming.kicks-ass.net> <20140731155723.GY3588@twins.programming.kicks-ass.net> <53DA6BDA.8080000@redhat.com> <20140731162702.GZ19379@twins.programming.kicks-ass.net> <53DA7129.7020100@redhat.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="0L8GnrW3Ijgkafis" Content-Disposition: inline In-Reply-To: <53DA7129.7020100@redhat.com> 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 --0L8GnrW3Ijgkafis Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Thu, Jul 31, 2014 at 06:39:05PM +0200, Jirka Hladky wrote: > I'm doing 3 iterations (3 runs) to get some statistics. To speed up the test > significantly please do the run with 20 warehouses only > (or in general with #warehouses == number of nodes * number of PHYSICAL > cores) Yeah, went and did that for my 4 node machine, its got a ton more cores, but I matches the warehouses to it: -a43455a1d57 tip/master 979996.47 1144715.44 876146 1098499.07 1058974.18 1019499.38 1055951.59 1139405.22 970504.01 1099659.09 988314.45 1100355.64 (avg) 75059.546179565 50085.7473975167(stdev) So for 5 runs, tip/master (which includes the offending patch) wins hands down. Each run is 2 minutes. --0L8GnrW3Ijgkafis Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQIcBAEBAgAGBQJT2n7BAAoJEHZH4aRLwOS6+o4P/3rmYTiWHHuXz9rouXN6v8Lx 3oi5BctNHPr7oIiwJHxiaL5Ct3Ez4XS5XKP2ZFxo5+WE1s4B9/POUIIzrITl4HeC 2/ruTz1ja415P2Arn+zmDvFhb0FS8mTglByBOc68DntZvnCZpICmpn6UIwHFkrDv VX8eW5tBd05Zq2gsbcdDmMrADLJPCKs7cpKRXNdXVNnt5FA0OtOvtSdqctjLsVHB /t6Pq2mfqXtlivQepHnPXzVTUI1sr1EzycePnM43NgKB+FuJguVCWmXpQLP7QrgH 2Ecg6YYuPtCPKarRRS10foXmy1j1Ko+urFQ9RdrhUXVHJ0Zrp0Fb1vaB3pedEdDt u80kNf9AsKPIKW4LYq3FZq/nmabK0yrutc46ksLzlHg3hSC7n4o6e3fXgL68H8Lq gi/gp4tLXiA6cz/BaE5GlJ9bEKqujXwhZmGR9YzPN9CbeK/zxVHemGHu1xofVQih KzVszN71TH1B/gmJAio2fiAp2g6nILXzHnfcdKtgNgHrh6x7Bg2x7JZcbSEeDcIu YjEC9dn6Z+Z1VD8FKE8g3bBDoUNwrIjOn5rFwgqV0stGPUy2skPDa1twk6af6Tuu fTGQqef+Og86sJ8dcE3BstnrqBed11r/z2tHm7xttCRKqhbp0CMPmB03oDwLxMfu +xpkWxHF0EO31k35MB3z =iIoP -----END PGP SIGNATURE----- --0L8GnrW3Ijgkafis-- -- 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/