From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from userp2130.oracle.com (userp2130.oracle.com [156.151.31.86]) by dpdk.org (Postfix) with ESMTP id 937112B9E for ; Mon, 4 Mar 2019 20:32:10 +0100 (CET) Received: from pps.filterd (userp2130.oracle.com [127.0.0.1]) by userp2130.oracle.com (8.16.0.27/8.16.0.27) with SMTP id x24JSsN8120066; Mon, 4 Mar 2019 19:32:09 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=mime-version : message-id : date : from : sender : to : cc : subject : references : in-reply-to : content-type; s=corp-2018-07-02; bh=6VMjeADQzyvC/ywj15JGmfJpjTDc3b+ijz2bBDBlA1Y=; b=xeJzJXY4b6PDis8cVabzSkqNTPHN0XIlaxyktjGLqvQ/Y6CJnH8xa6CO94obqYXjtsN6 9JYMYJbTtYmxcFQJWwiv/iKqcdYNM8B1+fLbsURvyghPgME1gXOyCfY1hAzv3LLA3g+6 krlNE41+D/64A3JCYVPiGLr9ytu+Nrv9dTPuHXxnKIWN2zjBa4B/t6L3/gEZDez0w//4 5Buy1R4FZhtZwJ3zPO4BivXu9/hgGoxEYV+ToSNN5aazFrxNSlmjZnFMFwRH+KEmKrdQ lkzjykk7w5nnh47MzkxIiMTnxt1SlmQYuS+/8q9ihO+fS3ut5jyIniGZ+2fbx9xVU0DG xw== Received: from aserv0022.oracle.com (aserv0022.oracle.com [141.146.126.234]) by userp2130.oracle.com with ESMTP id 2qyh8u0utq-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 04 Mar 2019 19:32:09 +0000 Received: from userv0121.oracle.com (userv0121.oracle.com [156.151.31.72]) by aserv0022.oracle.com (8.14.4/8.14.4) with ESMTP id x24JW20x012795 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 4 Mar 2019 19:32:03 GMT Received: from abhmp0014.oracle.com (abhmp0014.oracle.com [141.146.116.20]) by userv0121.oracle.com (8.14.4/8.13.8) with ESMTP id x24JW2QN001100; Mon, 4 Mar 2019 19:32:02 GMT MIME-Version: 1.0 Message-ID: Date: Mon, 4 Mar 2019 11:32:00 -0800 (PST) From: Changchun Zhang Sender: Changchun Zhang To: Dheeraj Dang Cc: users@dpdk.org References: In-Reply-To: X-Priority: 3 X-Mailer: Oracle Beehive Extensions for Outlook 2.0.1.9.1 (1003210) [OL 15.0.5111.0 (x86)] X-Proofpoint-Virus-Version: vendor=nai engine=5900 definitions=9185 signatures=668685 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 priorityscore=1501 malwarescore=0 suspectscore=0 phishscore=0 bulkscore=0 spamscore=0 clxscore=1011 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1810050000 definitions=main-1903040139 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-Content-Filtered-By: Mailman/MimeDel 2.1.15 Subject: Re: [dpdk-users] Invalid NUMA socket when running helloworld on VM linux X-BeenThere: users@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK usage discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 04 Mar 2019 19:32:11 -0000 Thank you Dheeraj, but looks like the system is not allowing me to change i= t. I saw in preivous thread that it is suggested to ignore this log at all.=20 http://mails.dpdk.org/archives/users/2017-December/002742.html =C2=A0 Does it make sense? =C2=A0 Changchun (Alex) =C2=A0 From: Dheeraj Dang [mailto:dheerajdang138@gmail.com]=20 Sent: Sunday, March 03, 2019 4:58 AM To: Changchun Zhang Cc: users@dpdk.org Subject: Re: [dpdk-users] Invalid NUMA socket when running helloworld on VM= linux =C2=A0 Hi=C2=A0Changchun,=C2=A0 You can set numa_node using this command =C2=A0 echo 0 > /sys/devices/pci0000\:00//numa_node (if numa node is 0) echo 1 > /sys/devices/pci0000\:00//numa_node=C2=A0(if numa node is = 1) In logs, you are seeing its invalid value i.e -1.=C2=A0 Regards Dheeraj Dang =C2=A0 =C2=A0 On Sun, Mar 3, 2019 at 4:22 AM Changchun Zhang wrote: =C2=A0 Hi Gurus, I launched a virtual box based linux on my windows, and my PC is thinkpad T= 480.=20 After configured the huge pages as number of 2MBs and the cpu number as 4 o= n the vm linux, I build DPDK and run the example of hellowworld but get the= below output, in which I saw the "invalid NUMA socket". What does it mean = and does it matter, as I see the hello from core # is also printed. [~ build]$ sudo ./helloworld=20 EAL: Detected 4 lcore(s) EAL: Detected 1 NUMA nodes EAL: Multi-process socket /var/run/dpdk/rte/mp_socket EAL: Probing VFIO support... EAL: PCI device 0000:00:03.0 on NUMA socket -1 EAL:=C2=A0 =C2=A0Invalid NUMA socket, default to 0 EAL:=C2=A0 =C2=A0probe driver: 8086:100e net_e1000_em hello from core 1 hello from core 2 hello from core 3 hello from core 0