From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stephen Hemminger Subject: Re: [PATCH net-next v2 0/5] bridge: per vlan dst_metadata support Date: Wed, 1 Feb 2017 20:04:18 -0800 Message-ID: <20170201200418.6f4ee3aa@xeon-e3> References: <1485932395-58422-1-git-send-email-roopa@cumulusnetworks.com> <20170202012301.GA74213@ast-mbp.thefacebook.com> <28b36ff5-a54c-7af6-3cb3-adffa5cfad46@cumulusnetworks.com> <5892AF5B.3040504@cumulusnetworks.com> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Cc: David Ahern , Alexei Starovoitov , netdev@vger.kernel.org, davem@davemloft.net, nikolay@cumulusnetworks.com, tgraf@suug.ch, hannes@stressinduktion.org, jbenc@redhat.com, pshelar@ovn.org, hadi@mojatatu.com To: Roopa Prabhu Return-path: Received: from mail-pf0-f172.google.com ([209.85.192.172]:34537 "EHLO mail-pf0-f172.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750774AbdBBEE0 (ORCPT ); Wed, 1 Feb 2017 23:04:26 -0500 Received: by mail-pf0-f172.google.com with SMTP id e4so1705610pfg.1 for ; Wed, 01 Feb 2017 20:04:26 -0800 (PST) In-Reply-To: <5892AF5B.3040504@cumulusnetworks.com> Sender: netdev-owner@vger.kernel.org List-ID: On Wed, 01 Feb 2017 20:02:35 -0800 Roopa Prabhu wrote: > On 2/1/17, 5:59 PM, David Ahern wrote: > > On 2/1/17 6:23 PM, Alexei Starovoitov wrote: > >> On Tue, Jan 31, 2017 at 10:59:50PM -0800, Roopa Prabhu wrote: > >>> > >>> This provides the required vxlan bridging function but poses a > >>> scalability problem with using a separate vxlan netdev for each vni. > >> if I remember correctly this issue was the main reason David Ahern > >> put netdev on diet. Sounds like no more fun at netconf ;) > >> > > oh, it still needs a diet ... > Even if the netdev went on diet, a netdev per vni for vxlan deployments is just too much overhead. > > But the intent was VNI == VLAN tag and there are cases where you need per VNI rules. Having them all smashed into one netdev seems like a step in the wrong direction.