From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by dpdk.space (Postfix) with ESMTP id 2F3B2A045E for ; Thu, 30 May 2019 18:05:55 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id B0D09378B; Thu, 30 May 2019 18:05:53 +0200 (CEST) Received: from mail-pg1-f170.google.com (mail-pg1-f170.google.com [209.85.215.170]) by dpdk.org (Postfix) with ESMTP id A38A12B9A for ; Thu, 30 May 2019 18:05:51 +0200 (CEST) Received: by mail-pg1-f170.google.com with SMTP id z3so2268993pgp.8 for ; Thu, 30 May 2019 09:05:51 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=networkplumber-org.20150623.gappssmtp.com; s=20150623; h=date:from:to:subject:message-id:in-reply-to:references:mime-version :content-transfer-encoding; bh=euRT7T52SF8iv8VKKWOJnhoBno6G2idlHqQmVe8nZvg=; b=QvD7BM813En62UihJTL72mRbGNSOTT/jpm2WFoxnzV84R9W/CcaXYulWH43g8hGL7w eAi0GPXWemWb3W2sE35MSB9XgiiuRRlhCXCtLG2A1xblsZSVOwGaX7mKnWWfDxqGDyFb +8lB34oM9RPL3vUttJh5+5zzK9HIqdCl6/t2kRr0opcfhSQLIzRvElgpm8gPmtSN4gsY vmvIeWdHtfdLGl4H8GsLD5V3WPvkg8CcP/e31DDpXc91hux5CsgRsCfYtf9R/qB4gaPm 8sSz1jqV42FZ7Jp20LqhmKSUgn5q+YJlxoLmcTdcAkocMYXiVP1Q2sTceM3sesasepZP Ze+A== 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:subject:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=euRT7T52SF8iv8VKKWOJnhoBno6G2idlHqQmVe8nZvg=; b=EUe7rHifsFZABXon0tJeuiViUBJX0/Havn5XkEa5vP0grv8Hb1C+P9tC7NLyQRxM6i 0IjbBmNHsYICCO1S2bm67cVz455RwotSG3vSdkhJr44pe0FVhRpV5z5L/Si6h+9mxh6t XKXj+EoCTzoRiVeeX1G7E/FLNR+exj5AOpI6T40jEkJ1WDE/2n7BJ3vaZLrkZBC7e8wY Y2F5Vjdn8VD0zpcS6R7xBKixo+Jrlj1LMkLkpG5FFneUP71wVuyLcH/5tUrrePOPA65w EcUeDOw55cHs386PiYjn9cB6dTUi+uMkMfMRanpItEkBV/4veFdy3WLNJg5/fY+ublKR niSw== X-Gm-Message-State: APjAAAW49gMfWsnfWAmALeuFEETHpR5ovPSeh4uRjvlyMj1lw44N209h M4FscLketAzUvITK/Pz5nBSk3GCXOLg= X-Google-Smtp-Source: APXvYqxCNMZaAyGNomSVN4YJksTsu9zFLC5OzklB1XmCzDGGSwJKEgspXoAIj2irEI3oRvLHE93SbQ== X-Received: by 2002:a63:4852:: with SMTP id x18mr4441300pgk.14.1559232348919; Thu, 30 May 2019 09:05:48 -0700 (PDT) Received: from hermes.lan (204-195-22-127.wavecable.com. [204.195.22.127]) by smtp.gmail.com with ESMTPSA id l12sm2625782pgq.26.2019.05.30.09.05.48 for (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Thu, 30 May 2019 09:05:48 -0700 (PDT) Date: Thu, 30 May 2019 09:05:44 -0700 From: Stephen Hemminger To: dev@dpdk.org Message-ID: <20190530090544.32dcde9b@hermes.lan> In-Reply-To: References: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Subject: Re: [dpdk-dev] [Bug 287] netvsc PMD/dpdk/azure: Driver lockup with multi-queue configuration 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" On Thu, 30 May 2019 00:10:21 +0000 bugzilla@dpdk.org wrote: > https://bugs.dpdk.org/show_bug.cgi?id=287 > > Bug ID: 287 > Summary: netvsc PMD/dpdk/azure: Driver lockup with multi-queue > configuration > Product: DPDK > Version: 18.11 > Hardware: x86 > OS: Linux > Status: CONFIRMED > Severity: normal > Priority: Normal > Component: ethdev > Assignee: dev@dpdk.org > Reporter: mohsinmazhar_shaikh@trendmicro.com > Target Milestone: --- > > I am running an app using dpdk 18.11 netvsc PMD > (https://doc.dpdk.org/guides/nics/netvsc.html) on "Ubuntu 18.04 LTS" VM on > azure running kernel 4.18.0-1018 > (https://launchpad.net/ubuntu/+source/linux-azure/4.18.0-1018.18). The app uses > multi-queue with 2 cores doing RX/TX. The lockup only occurs when doing a > connections/second test i.e. exercising the netvsc interface. When the lockup > occurs the netvsc interface and it's corresponding mellanox slave both can't > rx/tx packets. > Thanks for the report, busy this week, may have time to address it next week.