From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jose Gavine Cueto Subject: Re: Cannot run l3fwd with the problem of " nb_tx_queues" Date: Thu, 14 Nov 2013 16:31:00 +0800 Message-ID: References: Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Cc: "dev-VfR2kkLFssw@public.gmane.org" To: yuxuan zhang 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, Your nic (port 0) is capable of 1 txq only see error: " port_id=0 nb_tx_queues=2 > 1" I think that caused the error. Cheers, Pepe On Thu, Nov 14, 2013 at 1:21 PM, yuxuan zhang wrote: > Hi Everyone: > > I meet a problem with running the DPDK1.3 example l3fwd in the VMware. I > have two 82545EM NIC to run the l3fwd and the OS is Cent6.4. But l3fwd > cannot be configured port correctly .I start the l3fwd with following > command: > > ./build/l3fwd -c 0x3 -n 2 -- -p 0x3 --config="(0,0,0),(1,0,1)" > > However, I get following errors with debug info: > > Initializing port 0 ... Creating queues: nb_rxq=1 nb_txq=2... PMD: > rte_eth_dev_configure: ethdev port_id=0 nb_tx_queues=2 > 1 > EAL: Error - exiting with code: 1 > Cause: Cannot configure device: err=-22, port=0 > > And I have known that the reason for this problem produced in the > **rte_eth_dev_configure function**. However, I do not kown how to fix it. > > I would really appreciate If someone could provide some help to solve this > issue. > -- To stop learning is like to stop loving.