From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-qt0-f178.google.com (mail-qt0-f178.google.com [209.85.216.178]) by dpdk.org (Postfix) with ESMTP id 8C7941E2B for ; Sun, 15 Jan 2017 10:08:54 +0100 (CET) Received: by mail-qt0-f178.google.com with SMTP id l7so82414229qtd.1 for ; Sun, 15 Jan 2017 01:08:54 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=weka-io.20150623.gappssmtp.com; s=20150623; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc; bh=A7ApuBstDRGIRGBbiRM/RojeWumJTb2a3kalNme2qSc=; b=hK4gskhqfjs48sqChYM6J7BifpQ/kQPIoR0mN/xsWXHjOSxXZrUwbYDHK5Zv4pI87F bp63YiBhqqW5xZQg6oI2nU0FK3sYC7VK4CUWjZ7Zaz/qNOH//rGSG5J3PAealGjswqbJ K0wpZtQ5cKjUb+yesvwDjQhj3hVsOHnMqJsv2np997DG6po1QBfqPIUeizB7pdyNL90h ieKkEJ8DZ7zGcLJdbrJyzhvz4tq9sYylsEO1zWIKaZ0BAsxmUBoFv//GTecRJynDXpo5 ZStMxafnQJ1RGzG10XCN3iMjRgF9SqOAkFChg3oiySKf5rYmZBLbAg11g/Vh00R6iXEz 3LkQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to:cc; bh=A7ApuBstDRGIRGBbiRM/RojeWumJTb2a3kalNme2qSc=; b=OPwUchPsV3QyKNGTt4l7Y1lisJ5TUYgua1dkqApAxWMThtJppiA27LNnfRF+h13klK /Oi8XKk8bDZNWFqiu0OFQfJmQCtCcNKnhE7iHm9sn6kB6yL4kJMeyS4rLufEeMu4Pvef T9aLqnIg1DOfN+aAbGbPKBMqjwXpizcXROBkgXV9+AHaLzXRFaG8eN5w4Xwwp5dmOu0H IUZtz3ZFGFS/sps/Tr6qwXZkIBGJWNkFGLUotW+KOM0569mmDcsbSKW2ElyAD8lppBoM FubRLLKqd3KgFw7wVAznJQ79Y1K87Dw9FTH+tZLoWS5ogWGXaAbRJGjTmARxezdpnKEy hf/A== X-Gm-Message-State: AIkVDXL2xiYXPdwFiv9pxNTtewb4PrVrDwl9v9EYxC7Xs0PI3SHQj/Jjvn9a8S+QE0irmOy4lWkU3GxEhnVapw== X-Received: by 10.200.53.50 with SMTP id y47mr24071674qtb.114.1484471334132; Sun, 15 Jan 2017 01:08:54 -0800 (PST) MIME-Version: 1.0 Received: by 10.237.37.120 with HTTP; Sun, 15 Jan 2017 01:08:53 -0800 (PST) In-Reply-To: <36207324.ubtIbUzSEP@polaris> References: <36207324.ubtIbUzSEP@polaris> From: Gregory Etelson Date: Sun, 15 Jan 2017 11:08:53 +0200 Message-ID: To: dev Cc: users@dpdk.org Content-Type: text/plain; charset=UTF-8 X-Content-Filtered-By: Mailman/MimeDel 2.1.15 Subject: Re: [dpdk-dev] net/i40e: TX descriptor is not done 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: Sun, 15 Jan 2017 09:08:55 -0000 Update The fault is relevant to VF only DPDK over i40e PF functions correctly Regards, Gregory On Thu, Jan 12, 2017 at 11:14 AM, Gregory Etelson wrote: > Hello, > > > > I have a standalone utility that implements > > ICMP ping over DPDK. > > When I run the utility with i40e PMD over VF it stacks with the following > output and never recovers. > > The last reported tx_tail value was 4095. TX queue length in that run was > 4096 > > The fault was reproduced on several Dell PowerEdge R630 servers > > > > My environment: > > DPDK 16.11 + 6809e62e555c7b36d248a0e8086e3c3bbbb87a37 (net/i40e: enable > VF MTU change) > > i40e: version: 1.5.25, firmware-version: 5.04 0x80002537 0.0.0 > > Regards, > > Gregory > > PMD: i40e_xmit_pkts(): port_id=0 queue_id=0 tx_tail=4094 nb_tx=1 > > PMD: i40e_rxd_to_vlan_tci(): Mbuf vlan_tci: 0, vlan_tci_outer: 0 > > PMD: i40e_rxd_to_vlan_tci(): Mbuf vlan_tci: 0, vlan_tci_outer: 0 > > PMD: i40e_rxd_to_vlan_tci(): Mbuf vlan_tci: 0, vlan_tci_outer: 0 > > IN[0] ETH[00:50:56:88:A4:F9->46:51:31:29:89:82 proto 0800] > IP[10.222.35.7->10.222.131.1 len 498 proto 01] ICMP[REPLY seq 4090] > > IN[0] ETH[00:50:56:88:A4:F9->46:51:31:29:89:82 proto 0800] > IP[10.222.35.7->10.222.131.1 len 498 proto 01] ICMP[REPLY seq 4091] > > IN[0] ETH[00:50:56:88:A4:F9->46:51:31:29:89:82 proto 0800] > IP[10.222.35.7->10.222.131.1 len 498 proto 01] ICMP[REPLY seq 4092] > > OUT[0] ETH[46:51:31:29:89:82->00:50:56:88:A4:F9 proto 0800] > IP[10.222.131.1->10.222.35.7 len 498 proto 01] ICMP[REQUEST seq 4093] > > PMD: i40e_xmit_cleanup(): TX descriptor 31 is not done (port=0 queue=0) > > PMD: i40e_xmit_pkts(): mbuf: 0x7efebc07c500, TDD[4094]: > > buf_dma_addr: 0x81de7c600; > > td_cmd: 0x4; > > td_offset: 0; > > td_len: 512; > > td_tag: 0; > > > > > > PMD: i40e_xmit_pkts(): port_id=0 queue_id=0 tx_tail=4095 nb_tx=1 > > PMD: i40e_rxd_to_vlan_tci(): Mbuf vlan_tci: 0, vlan_tci_outer: 0 > > IN[0] ETH[00:50:56:88:A4:F9->46:51:31:29:89:82 proto 0800] > IP[10.222.35.7->10.222.131.1 len 498 proto 01] ICMP[REPLY seq 4093] > > OUT[0] ETH[46:51:31:29:89:82->00:50:56:88:A4:F9 proto 0800] > IP[10.222.131.1->10.222.35.7 len 498 proto 01] ICMP[REQUEST seq 4094] > > PMD: i40e_xmit_cleanup(): TX descriptor 31 is not done (port=0 queue=0) > > PMD: i40e_xmit_cleanup(): TX descriptor 31 is not done (port=0 queue=0) > > PMD: i40e_xmit_cleanup(): TX descriptor 31 is not done (port=0 queue=0) >