From mboxrd@z Thu Jan 1 00:00:00 1970 From: Solio Sarabia Subject: Re: [PATCH net-next v3 0/2] veth and GSO maximums Date: Fri, 8 Dec 2017 15:50:25 -0800 Message-ID: <20171208235024.GA13336@ssarabia-MOBL7.amr.corp.intel.com> References: <20171207234020.18783-1-sthemmin@microsoft.com> <20171208.142323.2060389926267620856.davem@davemloft.net> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Cc: netdev@vger.kernel.org, sthemmin@microsoft.com, davem@davemloft.net To: stephen@networkplumber.org Return-path: Received: from mga05.intel.com ([192.55.52.43]:45487 "EHLO mga05.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753367AbdLHXu0 (ORCPT ); Fri, 8 Dec 2017 18:50:26 -0500 Content-Disposition: inline In-Reply-To: <20171208.142323.2060389926267620856.davem@davemloft.net> Sender: netdev-owner@vger.kernel.org List-ID: On Fri, Dec 08, 2017 at 02:23:23PM -0500, David Miller wrote: > From: Stephen Hemminger > Date: Thu, 7 Dec 2017 15:40:18 -0800 > > > This is the more general way to solving the issue of GSO limits > > not being set correctly for containers on Azure. If a GSO packet > > is sent to host that exceeds the limit (reported by NDIS), then > > the host is forced to do segmentation in software which has noticeable > > performance impact. > > > > The core rtnetlink infrastructure already has the messages and > > infrastructure to allow changing gso limits. With an updated iproute2 > > the following already works: > > # ip li set dev dummy0 gso_max_size 30000 > > > > These patches are about making it easier with veth. > > Ok, this is definitely a step forward. > > Series applied, thanks Stephen. Thanks. Still not seeing the iproute2 patch though, either master or net-next.