Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751093AbWC3Lhe (ORCPT ); Thu, 30 Mar 2006 06:37:34 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751329AbWC3Lhe (ORCPT ); Thu, 30 Mar 2006 06:37:34 -0500 Received: from mx2.mail.elte.hu ([157.181.151.9]:54945 "EHLO mx2.mail.elte.hu") by vger.kernel.org with ESMTP id S1751093AbWC3Lhd (ORCPT ); Thu, 30 Mar 2006 06:37:33 -0500 Date: Thu, 30 Mar 2006 13:34:52 +0200 From: Ingo Molnar To: emin ak Cc: Kumar Gala , Nick Piggin , linux-kernel@vger.kernel.org Subject: Re: 2.6.16-rt10 crash on ppc Message-ID: <20060330113452.GA9901@elte.hu> References: <2cf1ee820603270656w6697778ai83935217ea5ab3a5@mail.gmail.com> <2cf1ee820603271231l69187925j3150098097c7ca15@mail.gmail.com> <44288FB3.5030208@yahoo.com.au> <20060329150815.GA24741@elte.hu> <442B4890.6000905@yahoo.com.au> <20060330071322.GA3137@elte.hu> <20060330072339.GB3941@elte.hu> <2cf1ee820603300225x3c5a6f98qe8bdda1023f0d74f@mail.gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <2cf1ee820603300225x3c5a6f98qe8bdda1023f0d74f@mail.gmail.com> User-Agent: Mutt/1.4.2.1i X-ELTE-SpamScore: -2.6 X-ELTE-SpamLevel: X-ELTE-SpamCheck: no X-ELTE-SpamVersion: ELTE 2.0 X-ELTE-SpamCheck-Details: score=-2.6 required=5.9 tests=ALL_TRUSTED,AWL,BAYES_50 autolearn=no SpamAssassin version=3.0.3 -3.3 ALL_TRUSTED Did not pass through any untrusted hosts 0.0 BAYES_50 BODY: Bayesian spam probability is 40 to 60% [score: 0.5000] 0.7 AWL AWL: From: address is in the auto white-list X-ELTE-VirusStatus: clean Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1139 Lines: 24 * emin ak wrote: > Soryy fot the late answer. I have change the driver to use > SA_INTERRUPT, OOM messages disappeared but the ethernet throughput > decreased significantly as Kumar said before(90MBit for 1518Byte > packet, and throughput without the patch is about 900Bits) and the > system can't manage load balancing between to interfaces,the system > acts like the priorty of tsec0 (eth0) is higher then tsec1 because of > this, under heavy load on tsec0 blocks packet receiving on tsec1 > (eth1). And also I have tried Nick solution, increased > /proc/sys/vm/min_free_kbytes to 10MB, the result did'nt changed, OOM > messages was repeated again. > I'll try Ingo patch immediately and and report you the results. well, if SA_INTERRUPT made a difference then you are likely not running PREEMPT_RT nor PREEMPT_HARDIRQS. Could you send me your .config? Ingo - 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/