Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753407AbcLHRjc (ORCPT ); Thu, 8 Dec 2016 12:39:32 -0500 Received: from outbound-smtp04.blacknight.com ([81.17.249.35]:47590 "EHLO outbound-smtp04.blacknight.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751741AbcLHRja (ORCPT ); Thu, 8 Dec 2016 12:39:30 -0500 Date: Thu, 8 Dec 2016 17:39:28 +0000 From: Mel Gorman To: Jesper Dangaard Brouer Cc: Eric Dumazet , Andrew Morton , Christoph Lameter , Michal Hocko , Vlastimil Babka , Johannes Weiner , Joonsoo Kim , Linux-MM , Linux-Kernel Subject: Re: [PATCH] mm: page_alloc: High-order per-cpu page allocator v7 Message-ID: <20161208173928.gts7vsu6rqj4dicx@techsingularity.net> References: <1481141424.4930.71.camel@edumazet-glaptop3.roam.corp.google.com> <20161207211958.s3ymjva54wgakpkm@techsingularity.net> <20161207232531.fxqdgrweilej5gs6@techsingularity.net> <20161208092231.55c7eacf@redhat.com> <20161208091806.gzcxlerxprcjvt3l@techsingularity.net> <20161208114308.1c6a424f@redhat.com> <20161208110656.bnkvqg73qnjkehbc@techsingularity.net> <20161208154813.5dafae7b@redhat.com> <20161208151101.pigfrnqd5i4n45uv@techsingularity.net> <20161208181951.6c06e559@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-15 Content-Disposition: inline In-Reply-To: <20161208181951.6c06e559@redhat.com> User-Agent: Mutt/1.6.2 (2016-07-01) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1022 Lines: 37 On Thu, Dec 08, 2016 at 06:19:51PM +0100, Jesper Dangaard Brouer wrote: > > > See patch below signature. > > > > > > Besides I think you misunderstood me, you can adjust: > > > sysctl net.core.rmem_max > > > sysctl net.core.wmem_max > > > > > > And you should if you plan to use/set 851968 as socket size for UDP > > > remote tests, else you will be limited to the "max" values (212992 well > > > actually 425984 2x default value, for reasons I cannot remember) > > > > > > > The intent is to use the larger values to avoid packet loss on > > UDP_STREAM. > > We do seem to misunderstand each-other. > I was just pointing out two things: > > 1. Notice the difference between "max" and "default" proc setting. > Only adjust the "max" setting. > > 2. There was simple BASH-shell script error in your commit. > Patch below fix it. > Understood now. > [PATCH] mmtests: actually use variable SOCKETSIZE_OPT > > From: Jesper Dangaard Brouer > Applied, thanks! -- Mel Gorman SUSE Labs