From mboxrd@z Thu Jan 1 00:00:00 1970 From: Eric Dumazet Subject: Re: [RFC net-next 07/14] Fix intel/ixgbe Date: Wed, 20 Jun 2012 10:55:14 +0200 Message-ID: <1340182514.4604.843.camel@edumazet-glaptop> References: <1340118848-30978-1-git-send-email-yuvalmin@broadcom.com> <1340118848-30978-8-git-send-email-yuvalmin@broadcom.com> <4FE0A0CD.5050909@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit Cc: Yuval Mintz , netdev@vger.kernel.org, davem@davemloft.net, eilong@broadcom.com, Jeff Kirsher To: Alexander Duyck Return-path: Received: from mail-bk0-f46.google.com ([209.85.214.46]:33693 "EHLO mail-bk0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755703Ab2FTIzU (ORCPT ); Wed, 20 Jun 2012 04:55:20 -0400 Received: by bkcji2 with SMTP id ji2so5924872bkc.19 for ; Wed, 20 Jun 2012 01:55:18 -0700 (PDT) In-Reply-To: <4FE0A0CD.5050909@intel.com> Sender: netdev-owner@vger.kernel.org List-ID: On Tue, 2012-06-19 at 08:54 -0700, Alexander Duyck wrote: > This patch doesn't limit the number of queues. It is limiting the > number of interrupts. The two are not directly related as we can > support multiple queues per interrupt. > > Also this change assumes we are only using receive side scaling. We > have other features such as DCB, FCoE, and Flow Director which require > additional queues. > Yet, it would be good if ixgbe doesnt allocate 36 queues on a 4 cpu machine. "tc -s class show dev eth0" output is full of not used classes.