Re: [dpdk-dev] Port 0 Link Down - L2fwd sample application

["Lu, Wenzhuo" <wenzhuo.lu@intel.com>]

Hi Vivek,


> -----Original Message-----
> From: dev [mailto:dev-bounces@dpdk.org] On Behalf Of Vivek Gupta
> Sent: Thursday, April 7, 2016 9:19 PM
> To: Marc Sune
> Cc: dev@dpdk.org
> Subject: Re: [dpdk-dev] Port 0 Link Down - L2fwd sample application
> 
> I have installed DPDK 2.2 version and didn’t build source coe.
The info is too limited, I cannot figure out what you're doing.
1, Confused, you didn't build the source code, so how you install DPDK?
2, Don't know the topology. Please make sure the connection is ready.
3, Would you like to try igb_uio? Normally we're using this one.

> 
> From: Marc Sune [mailto:marcdevel@gmail.com]
> Sent: Thursday, April 07, 2016 6:27 PM
> To: Vivek Gupta <vivek-g@hcl.com>
> Cc: dev@dpdk.org
> Subject: Re: [dpdk-dev] Port 0 Link Down - L2fwd sample application
> 
> 
> 
> 2016-04-07 14:50 GMT+02:00 Vivek Gupta <vivek-g@hcl.com<mailto:vivek-
> g@hcl.com>>:
> Hi
> 
> I have binded eth0 and eth1 with DPDK and then tried to run the l2fwd example
> as below
> 
> ./build/l2fwd -c f -n 4 -- -q 8 -p 0x11  but each time I get error
> *****************************
> Checking link status..............
> Port 0 Link Down
> Port 1 Link Down
> ********************************************
> 
> I tried with test-pmd example but same result.Could you please help to up the
> link?
> 
> Port status is as below-
> Network devices using DPDK-compatible driver
> ============================================
> 0000:01:00.0 'Ethernet Controller 10-Gigabit X540-AT2' drv=uio_pci_generic
> unused=igb_uio
> 0000:01:00.1 'Ethernet Controller 10-Gigabit X540-AT2' drv=uio_pci_generic
> unused=igb_uio
> 0000:06:00.0 'Ethernet Controller 10-Gigabit X540-AT2' drv=uio_pci_generic
> unused=igb_uio
> 0000:06:00.1 'Ethernet Controller 10-Gigabit X540-AT2' drv=uio_pci_generic
> unused=igb_uio
> 
> Network devices using kernel driver
> ===================================
> 0000:81:00.0 'Ethernet Controller 10-Gigabit X540-AT2' if=eth4 drv=ixgbe
> unused=igb_uio,uio_pci_generic
> 0000:81:00.1 'Ethernet Controller 10-Gigabit X540-AT2' if=eth5 drv=ixgbe
> unused=igb_uio,uio_pci_generic
> 
> Other network devices
> =====================
> <none>
> 
> 
> Thanks & Regards
> Vivek Gupta
> 
> In which commit or version are you?
> 
> Marc
> 
> 
> 
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