Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753566AbaJMIBp (ORCPT ); Mon, 13 Oct 2014 04:01:45 -0400 Received: from mail-la0-f54.google.com ([209.85.215.54]:55580 "EHLO mail-la0-f54.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752384AbaJMIBn (ORCPT ); Mon, 13 Oct 2014 04:01:43 -0400 Message-ID: <1413187299.5232.44.camel@marge.simpson.net> Subject: Re: [ANNOUNCE] BLD-3.17 release. From: Mike Galbraith To: Rakib Mullick Cc: linux-kernel@vger.kernel.org Date: Mon, 13 Oct 2014 10:01:39 +0200 In-Reply-To: <1413008458.5939.4.camel@localhost.localdomain> References: <1413008458.5939.4.camel@localhost.localdomain> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.2.3 Content-Transfer-Encoding: 7bit Mime-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sat, 2014-10-11 at 12:20 +0600, Rakib Mullick wrote: > BLD (The Barbershop Load Distribution Algorithm) patch for Linux 3.17 I had a curiosity attack, played with it a little. My little Q6600 box could be describes as being "micro-numa", with two pathetic little "nodes" connected by the worst interconnect this side of tin cans and string. Communicating tasks sorely missed sharing cache. tbench 3.18.0-master Throughput 287.411 MB/sec 1 clients 1 procs max_latency=1.614 ms 1.000 Throughput 568.631 MB/sec 2 clients 2 procs max_latency=1.942 ms 1.000 Throughput 1069.75 MB/sec 4 clients 4 procs max_latency=18.494 ms 1.000 Throughput 1040.99 MB/sec 8 clients 8 procs max_latency=17.364 ms 1.000 3.18.0-master-BLD vs master Throughput 261.986 MB/sec 1 clients 1 procs max_latency=11.943 ms .911 Throughput 264.461 MB/sec 2 clients 2 procs max_latency=11.884 ms .465 Throughput 476.191 MB/sec 4 clients 4 procs max_latency=11.497 ms .445 Throughput 558.236 MB/sec 8 clients 8 procs max_latency=9.008 ms .536 TCP_RR 4 unbound clients 3.18.0-master TCP REQUEST/RESPONSE TEST from 0.0.0.0 (0.0.0.0) port 0 AF_INET to 127.0.0.1 (127.0.0.1) port 0 AF_INET Local /Remote Socket Size Request Resp. Elapsed Trans. Send Recv Size Size Time Rate bytes Bytes bytes bytes secs. per sec 16384 87380 1 1 30.00 72436.65 16384 87380 1 1 30.00 72438.55 16384 87380 1 1 30.00 72213.18 16384 87380 1 1 30.00 72493.48 sum 289581.86 1.000 3.18.0-master-BLD TCP REQUEST/RESPONSE TEST from 0.0.0.0 (0.0.0.0) port 0 AF_INET to 127.0.0.1 (127.0.0.1) port 0 AF_INET Local /Remote Socket Size Request Resp. Elapsed Trans. Send Recv Size Size Time Rate bytes Bytes bytes bytes secs. per sec 16384 87380 1 1 30.00 29014.09 16384 87380 1 1 30.00 28804.53 16384 87380 1 1 30.00 28999.40 16384 87380 1 1 30.00 28901.84 sum 115719.86 .399 vs master -- 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/