From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id E1428A0548 for ; Tue, 17 Aug 2021 05:43:57 +0200 (CEST) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 8D0434014E; Tue, 17 Aug 2021 05:43:57 +0200 (CEST) Received: from mail-pl1-f177.google.com (mail-pl1-f177.google.com [209.85.214.177]) by mails.dpdk.org (Postfix) with ESMTP id AC64340142 for ; Tue, 17 Aug 2021 05:43:55 +0200 (CEST) Received: by mail-pl1-f177.google.com with SMTP id q2so23199147plr.11 for ; Mon, 16 Aug 2021 20:43:55 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=networkplumber-org.20150623.gappssmtp.com; s=20150623; h=date:from:to:cc:subject:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=wAKlv3g9vgux+ELDzmtKrI9uM6taxPfpN6vTmm8e4iQ=; b=PBZMfPEMzD6u30Jqx+65VzrA9DCm0oUvZhxaSUJjh+z7JZUh4Jr4sneu1E0PeZC78N dAQLUOLUDs7Vhd9fqHqnuMGrlEtMdUTA38wxAluSCr6fBzx1aDp4I/04BGc4A34OiTRf QKYMY/qsY1avenH2O0udS8PLMqtbCvFkoWRgAQy3rTCjGZr+euzyilzgJkV3y9dpqR99 MnhuXxMV5KvKroBDE6GH+56xcRWugh6vbgRT1NZLtfkZn9odRlWX5Ey7pnakTOI+IAwY jmLp+w57jUvfHEMCw5II13/QBVnjnqBlBGYByaEwD3o+g2cRO/mU8dtdx5UDzpa54m5A oWkw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=wAKlv3g9vgux+ELDzmtKrI9uM6taxPfpN6vTmm8e4iQ=; b=KeuF7Icivz9zp5kuLsMwhjq8cUWw5l3D7iyJe4YXSnRdmo731mWiR39IKXdcjuz2oL LHEPwukuGl6mkNFXwCiQ5JObW4tvzAiOeGICRj7LLMnEiBdi4x4gxnQZYb9k2SmI4YeV 7UbcY5TqP4M5brSfPkFvkBlbB26SsOW9u7jErcpRfcdJQPnElfj0ubf9Cs2lbZup3xR7 3YXLjJbuIFUlbwYuIZ1uZF+RuTMl7urF7Nc5uRXkaLOxTTdzKGm7kAtpqAtv7KM7PBUk mpvFuOHBVPInPy3DMrgViCZN5s8Ei4EQohajFCsFrlOKu8lyC9sguZ1b8eAop80oGmMa pOXA== X-Gm-Message-State: AOAM530qbXQdLKKAfcrwdzKlXTFVwP8x0NvYo2QyC8MKy13M6zLKQ3bQ AhirqEucAQjazPMrixGRAiNnIA== X-Google-Smtp-Source: ABdhPJxGV/vXdWc9C9Mvd9Z2iPa/lCe3dBylwPctDFLDNj9K2Xc22jDTsbUX5EBdIa3Nfymv9ngAJQ== X-Received: by 2002:a62:1d44:0:b0:3e2:18ae:f3dc with SMTP id d65-20020a621d44000000b003e218aef3dcmr1533083pfd.48.1629171834786; Mon, 16 Aug 2021 20:43:54 -0700 (PDT) Received: from hermes.local (204-195-33-123.wavecable.com. [204.195.33.123]) by smtp.gmail.com with ESMTPSA id i18sm707253pgb.83.2021.08.16.20.43.54 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 16 Aug 2021 20:43:54 -0700 (PDT) Date: Mon, 16 Aug 2021 20:43:52 -0700 From: Stephen Hemminger To: "Dong, Shaojie (NSB - CN/Hangzhou)" Cc: "users@dpdk.org" , "Meunier, Julien (Nokia - FR/Paris-Saclay)" Message-ID: <20210816204352.5766b854@hermes.local> In-Reply-To: <07b3151ab8ee4191b11ef563ddd31d1d@nokia-sbell.com> References: <07b3151ab8ee4191b11ef563ddd31d1d@nokia-sbell.com> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Subject: Re: [dpdk-users] [DPDK 20.11] rte_eal_init() appear additional thread X-BeenThere: users@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK usage discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: users-bounces@dpdk.org Sender: "users" On Tue, 17 Aug 2021 01:51:14 +0000 "Dong, Shaojie (NSB - CN/Hangzhou)" wrote: > Hi, DPDK expert > > > > We updated dpdk version from 18.05 to 20.11 > > > > Using following parameter to call rte_eal_init() with secondary instance Which additional thread? When you start rte_eal_init it needs to create several additional sleeping thread for monitoring. If you don't want the worker/slave threads then either only use a cpuset with a single CPU, or don't call rte_eal_launch()