From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-vc0-x230.google.com (mail-vc0-x230.google.com [IPv6:2607:f8b0:400c:c03::230]) by dpdk.org (Postfix) with ESMTP id CDCD1156 for ; Sat, 2 Nov 2013 23:55:36 +0100 (CET) Received: by mail-vc0-f176.google.com with SMTP id ia6so3742636vcb.21 for ; Sat, 02 Nov 2013 15:56:29 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :content-type; bh=a83WK9cgxp79QrUFsFm3bQi3cDzI7QQr9l9EDgjNLu8=; b=A8LUYs7vApej0fej2qVnfmH+bMfA1ejAupIvcwEIHW7OGdbcaBtuQjOzriHDtvXupe e6rbGPLC7ugjwwsXCXH8yUmkGTSgL8kNgvAgwMnY8sKsih07xiVywKbn+tsAbmK+QrjX OhQltE6Y4q99RT93gm5HLaeeczEogCWTT8B0lynEGxlhVTPUylt8Ev3O9WTcST18T84e DnLducIk7AqILt6sWdb9RdpFyaHgQ+gzZNUZM7FTqUpAzj3psUkam6EoddbWd7tO5YBr PxicmsookH7twZgDUiEBeKEpjF/ALR9Z9KjVtVtBlTSlQVaZEfUZ7+ier8qsrzMZ7mk6 EEfw== MIME-Version: 1.0 X-Received: by 10.52.103.35 with SMTP id ft3mr5136561vdb.5.1383432989104; Sat, 02 Nov 2013 15:56:29 -0700 (PDT) Received: by 10.52.177.70 with HTTP; Sat, 2 Nov 2013 15:56:29 -0700 (PDT) In-Reply-To: References: Date: Sat, 2 Nov 2013 15:56:29 -0700 Message-ID: From: Sambath Kumar Balasubramanian To: "dev@dpdk.org" Content-Type: text/plain; charset=ISO-8859-1 X-Content-Filtered-By: Mailman/MimeDel 2.1.15 Subject: Re: [dpdk-dev] Debugging igbvf_pmd X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 02 Nov 2013 22:55:37 -0000 Sorry pressed the send button too soon. The NIC Card we are using is Intel Corporation 82576 Virtual Function (rev 01) Do we need to do now NIC/CPU low level debugging or is there some issue in the sw that could cause the packet to be dropped below this log message. PMD: eth_igb_xmit_pkts(): port_id=3 queue_id=0 pktlen=60 tx_first=14 tx_last=14 PMD: eth_igb_xmit_pkts(): port_id=3 queue_id=0 tx_tail=15 nb_tx=1 Thanks, Sambath On Sat, Nov 2, 2013 at 3:54 PM, Sambath Kumar Balasubramanian < sambath.balasubramanian@gmail.com> wrote: > Hi, > > We are developing an App over DPDK and in one scenario with SR-IOV with > one of the VFs mapped to a VM and DPDK running on the VM, we see that the > packets are not coming on the wire but I get the following debug logs for > every packet transmitted. We are getting the same format of packets on the > wire in a different scenario so IMO the Virtual Function ports are set up > properly. Any idea how this can be debugged further. The NIC card we are > using is > > > > PMD: eth_igb_xmit_pkts(): port_id=3 queue_id=0 pktlen=60 tx_first=14 > tx_last=14 > > PMD: eth_igb_xmit_pkts(): port_id=3 queue_id=0 tx_tail=15 nb_tx=1 > > Regards, > Sambath > >