From mboxrd@z Thu Jan 1 00:00:00 1970 From: Robert Olsson Subject: Re: ixgbe question Date: Mon, 23 Nov 2009 23:14:52 +0100 Message-ID: <19211.2396.896428.734183@gargle.gargle.HOWL> References: <19210.54486.353397.804028@gargle.gargle.HOWL> <4B0ABF6D.9000103@gmail.com> <19210.63123.814368.292600@gargle.gargle.HOWL> <20091123.132823.162855593.davem@davemloft.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: robert@herjulf.net, eric.dumazet@gmail.com, hawk@diku.dk, peter.p.waskiewicz.jr@intel.com, netdev@vger.kernel.org To: David Miller Return-path: Received: from av9-2-sn3.vrr.skanova.net ([81.228.9.186]:33425 "EHLO av9-2-sn3.vrr.skanova.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754499AbZKWWfw (ORCPT ); Mon, 23 Nov 2009 17:35:52 -0500 In-Reply-To: <20091123.132823.162855593.davem@davemloft.net> Sender: netdev-owner@vger.kernel.org List-ID: David Miller writes: > It seem very obvious to me that, for whatever reason, the MSI-X vectors > are only being sent to cpu 1 on Eric's system. > > I also suspect, as a result, that it has nothing to do with the IXGBE > driver but rather is some IRQ controller programming or some bug or > limitation in the IRQ affinity mask handling in the kernel. Probably so yes. I'll guess Eric will dig into this. Cheers --ro