From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id EEE89A00E6 for ; Wed, 7 Aug 2019 12:52:06 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id C33192BD8; Wed, 7 Aug 2019 12:52:05 +0200 (CEST) Received: from smtp2.iitb.ac.in (smtp3.iitb.ac.in [103.21.125.18]) by dpdk.org (Postfix) with ESMTP id ACAF229C6 for ; Wed, 7 Aug 2019 12:52:04 +0200 (CEST) Received: from ldns4.iitb.ac.in (ldns4.iitb.ac.in [10.200.12.4]) by smtp2.iitb.ac.in (Postfix) with SMTP id CBF81104D0C8 for ; Wed, 7 Aug 2019 16:22:03 +0530 (IST) Received: (qmail 29926 invoked by uid 510); 7 Aug 2019 16:22:03 +0530 X-Qmail-Scanner-Diagnostics: from 10.200.25.25 by ldns4 (envelope-from , uid 501) with qmail-scanner-2.11 spamassassin: 3.4.1. mhr: 1.0. {clamdscan: 0.100.0/25534} Clear:RC:1(10.200.25.25):SA:0(0.0/7.0):. Processed in 3.66235 secs; 07 Aug 2019 16:22:03 +0530 X-Spam-Checker-Version: SpamAssassin 3.4.1 (2015-04-28) on ldns4.iitb.ac.in X-Spam-Level: X-Spam-Status: No, score=0.0 required=7.0 tests=IITB_ORIG,PROPER_IITB_MSGID autolearn=disabled version=3.4.1 X-Spam-Pyzor: Reported 0 times. X-Envelope-From: nileshunhale@cse.iitb.ac.in X-Qmail-Scanner-Mime-Attachments: | X-Qmail-Scanner-Zip-Files: | Received: from unknown (HELO ldns4.iitb.ac.in) (10.200.25.25) by ldns2.iitb.ac.in with SMTP; 7 Aug 2019 16:22:00 +0530 Received: from smtp-auth.iitb.ac.in (smtpauth1.iitb.ac.in [10.200.8.1]) by ldns4.iitb.ac.in (Postfix) with ESMTP id C30A3341AAB; Wed, 7 Aug 2019 16:21:59 +0530 (IST) Received: from [10.129.131.157] (unknown [10.129.131.157]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: 183050050) by smtp-auth.iitb.ac.in (Postfix) with ESMTPSA id B8A3430C32D; Wed, 7 Aug 2019 16:21:59 +0530 (IST) From: Nilesh To: dev@dpdk.org Cc: diptyaroop Message-ID: <4c9d1b7f-c27c-62db-5160-adc5af87dbc3@cse.iitb.ac.in> Date: Wed, 7 Aug 2019 16:21:59 +0530 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.8.0 MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit Content-Language: en-US Subject: [dpdk-dev] WARNING! Base virtual address hint not respected! X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" Hello, We are trying to build an application over DPDK, but we are getting this warning when we call rte_eal_init(). EAL: Detected 24 lcore(s) EAL: Detected 2 NUMA nodes EAL: Multi-process socket /var/run/dpdk/rte/mp_socket EAL: No available hugepages reported in hugepages-1048576kB EAL: Probing VFIO support... EAL: WARNING! Base virtual address hint (0x100005000 != 0x7f63aed91000) not respected! EAL:    This may cause issues with mapping memory into secondary processes EAL: WARNING! Base virtual address hint (0x10000b000 != 0x7f63a937f000) not respected! EAL:    This may cause issues with mapping memory into secondary processes EAL: WARNING! Base virtual address hint (0x100a0c000 != 0x7f5fa7800000) not respected! EAL:    This may cause issues with mapping memory into secondary processes EAL: WARNING! Base virtual address hint (0x100c11000 != 0x7f63a931e000) not respected! EAL:    This may cause issues with mapping memory into secondary processes rte_eal_init() is returning successfully, but we wanted to know why this warning is coming and what are the potential issues that may arise due to this warning. Note: NIC is bound with igb_uio. Hugepages are mapped and there are enough free pages. System specification : 2 machines with Distributor ID:    Ubuntu Description:    Ubuntu 18.04.2 LTS Release:    18.04 Codename:    bionic Kernel: 4.15.0-55-generic *DPDK* version: 19.05.0 Hardware: CPU: Intel(R) Xeon(R) CPU E5-2650 v4 @ 2.20GHz NIC 1: Intel Corporation Ethernet Controller XL710 for 40GbE QSFP+ (i40e) (If any extra setup configuration information required will be provided) Thanks, Nilesh