From mboxrd@z Thu Jan 1 00:00:00 1970 From: Olivier MATZ Subject: Re: Need info on --vdev option Date: Mon, 23 Mar 2015 17:01:42 +0100 Message-ID: <551038E6.6020006@6wind.com> References: Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit To: Shankari Vaidyalingam , "dev-VfR2kkLFssw@public.gmane.org" Return-path: In-Reply-To: List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces-VfR2kkLFssw@public.gmane.org Sender: "dev" Hi Shankari, On 03/23/2015 04:54 PM, Shankari Vaidyalingam wrote: > Hi > > I'm trying to do a packet capture on the DPDK interface while running l2fwd > sample application and injecting packets from a traffic generator. > I'm getting the below error when I give this command: sudo ./build/l2fw-c > 0x03 -n 2 -- -p 0x03 --vdev > 'eth_pcap0,tx_pcap=/home/controller/pkt_capt/try.pcap' > > [...] > EAL: 0000:00:11.0 not managed by UIO driver, skipping > ./build/l2fwd: unrecognized option '--vdev' > ./build/l2fwd [EAL options] -- -p PORTMASK [-q NQ] > -p PORTMASK: hexadecimal bitmask of ports to configure > -q NQ: number of queue (=ports) per lcore (default is 1) > -T PERIOD: statistics will be refreshed each PERIOD seconds (0 to > disable, 10 default, 86400 maximum) > EAL: Error - exiting with code: 1 > Cause: Invalid L2FWD arguments Please note the position of "--" in your command line. This is used to separate the arguments of eal and application. As --vdev is an eal argument, it should go before the "--". Regards, Olivier