From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Lunn Subject: Re: [PATCH net-next 1/1] [net] bonding: Add NUMA notice Date: Thu, 5 Oct 2017 23:46:36 +0200 Message-ID: <20171005214636.GM13247@lunn.ch> References: <1507235025-21689-1-git-send-email-ptalbert@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: netdev@vger.kernel.org To: Patrick Talbert Return-path: Received: from vps0.lunn.ch ([185.16.172.187]:42106 "EHLO vps0.lunn.ch" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751381AbdJEVqi (ORCPT ); Thu, 5 Oct 2017 17:46:38 -0400 Content-Disposition: inline In-Reply-To: <1507235025-21689-1-git-send-email-ptalbert@redhat.com> Sender: netdev-owner@vger.kernel.org List-ID: On Thu, Oct 05, 2017 at 04:23:45PM -0400, Patrick Talbert wrote: > Network performance can suffer when a load balancing bond uses slave > interfaces which are in different NUMA domains. > > This compares the NUMA domain of a newly enslaved interface against any > existing enslaved interfaces and prints a warning if they do not match. Hi Patrick Is there a bonding mode which might actually want to do this? Send on the local domain, unless it is overloaded, in which case send it to the other domain? There is also this talk for netdev: https://netdevconf.org/2.2/session.html?shochat-devicemgmt-talk Andrew