From mboxrd@z Thu Jan 1 00:00:00 1970 From: Oleg A Arkhangelsky Subject: Re: Why my NIC shows NUMA -1? Date: Thu, 12 Nov 2015 09:21:28 +0300 Message-ID: <1663671447309288@web21m.yandex.ru> References: Mime-Version: 1.0 Content-Type: text/plain; charset=koi8-r Content-Transfer-Encoding: QUOTED-PRINTABLE To: Vincent Li , "netdev@vger.kernel.org" Return-path: Received: from forward11m.cmail.yandex.net ([5.255.216.137]:39374 "EHLO forward11m.cmail.yandex.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750917AbbKLG2H (ORCPT ); Thu, 12 Nov 2015 01:28:07 -0500 In-Reply-To: Sender: netdev-owner@vger.kernel.org List-ID: 12.11.2015, 01:41, "Vincent Li" : > Hi > > Sorry I am not sure if this is the right list to ask this question, > please direct me to the correct one. thanks! > > I am using Intel 82599 on Dell PowerEdge R710 which should support > NUMA node, the box is running ubuntu 14.01.1 LTS , I am wondering why= I > get NUMA socket -1. > > in BIOS, the memory "Node Interleaving" is > disabled by default and I am using DPDK and DPDK sees my NIC NUMA -1, > but i guess it is > not related to DPDK since the sysfs shows NUMA -1, any clue? numa_node value is set according to information provided by BIOS _PXM table. This can be related to your question: https://patchwork.ozlabs.org/patch/400073/ -- wbr, Oleg. "Anarchy is about taking complete responsibility for yourself." =9A=9A=9A=9A=9A Alan Moore.