From owner-freebsd-net@freebsd.org Wed Mar 8 12:57:13 2017 Return-Path: Delivered-To: freebsd-net@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id B00E9D02D9F for ; Wed, 8 Mar 2017 12:57:13 +0000 (UTC) (envelope-from slw@zxy.spb.ru) Received: from zxy.spb.ru (zxy.spb.ru [195.70.199.98]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 726361352 for ; Wed, 8 Mar 2017 12:57:13 +0000 (UTC) (envelope-from slw@zxy.spb.ru) Received: from slw by zxy.spb.ru with local (Exim 4.86 (FreeBSD)) (envelope-from ) id 1clb9S-000JyK-8b; Wed, 08 Mar 2017 15:57:10 +0300 Date: Wed, 8 Mar 2017 15:57:10 +0300 From: Slawa Olhovchenkov To: Kevin Bowling Cc: "Eugene M. Zheganin" , freebsd-net Subject: Re: about that DFBSD performance test Message-ID: <20170308125710.GS15630@zxy.spb.ru> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.24 (2015-08-30) X-SA-Exim-Connect-IP: X-SA-Exim-Mail-From: slw@zxy.spb.ru X-SA-Exim-Scanned: No (on zxy.spb.ru); SAEximRunCond expanded to false X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 08 Mar 2017 12:57:13 -0000 On Wed, Mar 08, 2017 at 05:25:57AM -0700, Kevin Bowling wrote: > Right off the bat, FreeBSD doesn't really understand NUMA in any sufficient > capacity. Unfortunately at companies like the one I work at, we take that > to mean "OK buy a high bin CPU and only populate one socket" which serves NUMA applicable only to high-localy computed tasks. http/https/any_network_related serving is not related to this. Indeed, on modern CPU is not important to bind NIC irq handlers to same CPU/sockets as NIC.