Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755371AbYGZMif (ORCPT ); Sat, 26 Jul 2008 08:38:35 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751846AbYGZMi1 (ORCPT ); Sat, 26 Jul 2008 08:38:27 -0400 Received: from toro.web-alm.net ([62.245.132.31]:46160 "EHLO toro.web-alm.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751815AbYGZMi0 (ORCPT ); Sat, 26 Jul 2008 08:38:26 -0400 X-Greylist: delayed 5400 seconds by postgrey-1.27 at vger.kernel.org; Sat, 26 Jul 2008 08:38:26 EDT Message-ID: <488B0474.1050205@osadl.org> Date: Sat, 26 Jul 2008 13:03:16 +0200 From: Carsten Emde Organization: Open Source Automation Development Lab (OSADL) eG User-Agent: Thunderbird 2.0.0.9 (X11/20071119) MIME-Version: 1.0 To: Thomas Gleixner CC: LKML , rt-users , Steven Rostedt , Ingo Molnar , Clark Williams , Peter Zijlstra , Sebastian Sewior , Greg Ungerer Subject: Re: 2.6.24.7-rt15 References: In-Reply-To: X-Enigmail-Version: 0.95.1 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1107 Lines: 31 Thomas, > We are pleased to announce the 2.6.24.7-rt15 tree [..] Looks like this newest is also our greatest: Board: Core 2 Duo, 2.4 GHz, Intel G965, 64 bit Kernel: 2.6.24.7-rt15 prerelease Config: CONFIG_IRQSOFF_TRACER, CONFIG_PREEMPT_TRACER, CONFIG_FTRACE Stress: hackbench 25 loop, ls -Ral / loop, flood ping from outside On-demand cpufreq disabled: # cd /sys/devices/system/cpu # echo performance >cpu0/cpufreq/scaling_governor # echo performance >cpu1/cpufreq/scaling_governor Test: cyclictest -a -t -n -p99 -i100 -d50 Result: 560.44 586.11 606.12 211/1160 3727 T: 0 (18617) P:99 I:100 C:1011846111 Min: 2 Act: 4 Avg: 5 Max: 39 T: 1 (18618) P:98 I:150 C: 708641019 Min: 2 Act: 5 Avg: 11 Max: 57 While running more than one billion cyclictest loops, the internal worst-case latency did not exceed 39 microseconds. Great work, thanks a lot! --cbe -- 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/