From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wm1-f51.google.com (mail-wm1-f51.google.com [209.85.128.51]) by dpdk.org (Postfix) with ESMTP id 1516D1B13A; Wed, 26 Sep 2018 12:21:36 +0200 (CEST) Received: by mail-wm1-f51.google.com with SMTP id b19-v6so1667476wme.3; Wed, 26 Sep 2018 03:21:36 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:message-id:subject:from:to:cc:date:in-reply-to :references:content-transfer-encoding:mime-version; bh=mpYxPoEbzXLf3jPdjJr/YnYqTwIv60LRm5ipv8+CK2I=; b=iZcdNab9XjPFlYrn0/QUrlvQERk8kr0sXSJ51ID27vJHQqMJoyz6g1q6Qj4N4JHu+Z hFToybtNd57kEWNA1UoCW9GUiwy8SxEAkWMTA9rzVYALQ1rlncmKbFeWFW8Mnc4Fd2uA Gpjs2JAa6IgTsPZXPO7fg1mSCW4spukbKYXNCYZqofdw1CQY7I9aZDEUTE4jYPpHoCBH HA2HhCBrG6u1A73QVy7zqbA0oa+vPv+oERqbFzCi8EzbmGZNoiIUNWU5/vKqThsgOujQ OxqJ9f/tNU7yqEzLPXONzmzOu9ACsiPTDCiDnYaZz04fdcRKDD6yveVzj5BnHk7KhBX5 4FJg== X-Gm-Message-State: ABuFfoi+CHNNKm+oIpWYU5F0H+/a7e/cMeKgdShlkL/NQu0x2GY5bMVd UFsMllIErAewltPyAm9yfH5oP7bE X-Google-Smtp-Source: ACcGV61/qfom5MTAwc40aFVNfxtPjFmbmiotHizmwEa2EGtA+UoOBlmgJsqJ9oY24QMc6dnutBU91Q== X-Received: by 2002:a1c:e386:: with SMTP id a128-v6mr1607966wmh.106.1537957295363; Wed, 26 Sep 2018 03:21:35 -0700 (PDT) Received: from localhost ([2001:1be0:110d:fcfe:489f:80a9:5d59:c6bd]) by smtp.gmail.com with ESMTPSA id p2sm4241190wrx.80.2018.09.26.03.21.33 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Wed, 26 Sep 2018 03:21:34 -0700 (PDT) Message-ID: <1537957293.8363.2.camel@debian.org> From: Luca Boccassi To: dev@dpdk.org Cc: wenzhuo.lu@intel.com, konstantin.ananyev@intel.com, stable@dpdk.org, ferruh.yigit@intel.com Date: Wed, 26 Sep 2018 11:21:33 +0100 In-Reply-To: <20180815141430.13421-1-bluca@debian.org> References: <20180815141430.13421-1-bluca@debian.org> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Mailer: Evolution 3.22.6-1+deb9u1 Mime-Version: 1.0 Subject: Re: [dpdk-dev] [PATCH] net/ixgbe: reduce PF mailbox interrupt rate 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: , X-List-Received-Date: Wed, 26 Sep 2018 10:21:36 -0000 On Wed, 2018-08-15 at 15:14 +0100, Luca Boccassi wrote: > We have observed high rate of NIC PF interrupts when VNF is using > DPDK > APIs rte_eth_link_get_nowait() and rte_eth_link_get() functions, as > they are causing VF driver to send many MBOX ACK messages. Ping. Any chance this could be reviewed? Thanks! --=20 Kind regards, Luca Boccassi