From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jesper Dangaard Brouer Subject: Re: [PATCH] pktgen: add a new sample script for 40G and above link testing Date: Fri, 25 Aug 2017 16:59:29 +0200 Message-ID: <20170825165929.0d840ab2@redhat.com> References: <1503127531-134546-1-git-send-email-robert.hu@intel.com> <20170825111921.061713c8@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Cc: "Hu, Robert" , "robert.hu@linux.intel.com" , "netdev@vger.kernel.org" , brouer@redhat.com To: "Waskiewicz Jr, Peter" Return-path: Received: from mx1.redhat.com ([209.132.183.28]:35440 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932326AbdHYO7g (ORCPT ); Fri, 25 Aug 2017 10:59:36 -0400 In-Reply-To: Sender: netdev-owner@vger.kernel.org List-ID: On Fri, 25 Aug 2017 14:24:28 +0000 "Waskiewicz Jr, Peter" wrote: > On 8/25/17 5:19 AM, Jesper Dangaard Brouer wrote: > >> > >> Tested with Intel XL710 NIC with Cisco 3172 switch. > >> > >> It would be even slightly better if the irqbalance service is turned > >> off outside. > > > > Yes, if you don't turn-off (kill) irqbalance it will move around the > > IRQs behind your back... > > Or you can use the --banirq option to irqbalance to ignore your device's > interrupts as targets for balancing. It might be worth mentioning that --banirq=X is specified for each IRQ that you want to exclude, and --banirq is simply specified multiple times on the command line. Is it possible to tell a running irqbalance that I want to excluded an extra IRQ? (just before I do my manual adjustment). -- Best regards, Jesper Dangaard Brouer MSc.CS, Principal Kernel Engineer at Red Hat LinkedIn: http://www.linkedin.com/in/brouer