[dpdk-users] testpmd + EAL: No probed ethernet devices + dpdk-17.11.1

venkataprasad k prasaddml at gmail.com
Mon Apr 23 14:35:06 CEST 2018


Hello,

I am trying to run testpmd application and getting the following error
"EAL: No probed ethernet devices"

version: dpdk-stable-17.11.1
Log:
[root at localhost dpdk-stable-17.11.1]#  ./build/app/testpmd –l 12,13,14 –n 4
-- -i
EAL: Detected 80 lcore(s)
EAL: No free hugepages reported in hugepages-1048576kB
EAL: Probing VFIO support...
EAL: VFIO support initialized
EAL: PCI device 0000:01:00.0 on NUMA socket 0
EAL:   probe driver: 8086:1521 net_e1000_igb
EAL: PCI device 0000:01:00.1 on NUMA socket 0
EAL:   probe driver: 8086:1521 net_e1000_igb
EAL: PCI device 0000:01:00.2 on NUMA socket 0
EAL:   probe driver: 8086:1521 net_e1000_igb
EAL: PCI device 0000:01:00.3 on NUMA socket 0
EAL:   probe driver: 8086:1521 net_e1000_igb
*EAL: No probed ethernet devices*
Interactive-mode selected
USER1: create a new mbuf pool <mbuf_pool_socket_0>: n=779456, size=2176,
socket=0
USER1: create a new mbuf pool <mbuf_pool_socket_1>: n=779456, size=2176,
socket=1
USER1: create a new mbuf pool <mbuf_pool_socket_2>: n=779456, size=2176,
socket=2
USER1: create a new mbuf pool <mbuf_pool_socket_3>: n=779456, size=2176,
socket=3
Done
testpmd> show config fwd
io packet forwarding - ports=0 - cores=0 - streams=0 - NUMA support
enabled, MP over anonymous pages disabled

testpmd>


from the dpdk-setup script, i see there are devices supported by dpdk

Network devices using DPDK-compatible driver
============================================
0000:03:00.0 'Ethernet Server Bypass Adapter 155d' drv=vfio-pci unused=
0000:03:00.1 'Ethernet Server Bypass Adapter 155d' drv=vfio-pci unused=
0000:05:00.0 'Ethernet Server Bypass Adapter 155d' drv=vfio-pci unused=
0000:05:00.1 'Ethernet Server Bypass Adapter 155d' drv=vfio-pci unused=
0000:41:00.0 'Ethernet Server Bypass Adapter 155d' drv=vfio-pci unused=
0000:41:00.1 'Ethernet Server Bypass Adapter 155d' drv=vfio-pci unused=
0000:45:00.0 'Ethernet Server Bypass Adapter 155d' drv=vfio-pci unused=
0000:45:00.1 'Ethernet Server Bypass Adapter 155d' drv=vfio-pci unused=

Network devices using kernel driver
===================================
0000:01:00.0 'I350 Gigabit Network Connection 1521' if=enp1s0f0 drv=igb
unused=vfio-pci *Active*
0000:01:00.1 'I350 Gigabit Network Connection 1521' if=enp1s0f1 drv=igb
unused=vfio-pci
0000:01:00.2 'I350 Gigabit Network Connection 1521' if=enp1s0f2 drv=igb
unused=vfio-pci
0000:01:00.3 'I350 Gigabit Network Connection 1521' if=enp1s0f3 drv=igb
unused=vfio-pci

Other Network devices
=====================
<none>

My understanding is, it should consider the devices under "Network devices
using DPDK-compatible driver", but it is not.
The nic that i am using Intel 82599, which is supported by dpdk.

can someone help me to understand what is wrong here?

Thanks,
Venkat


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