[dpdk-users] Found 0 usable devices

[Wiles, Keith]

> On May 21, 2018, at 4:37 AM, Milad Arabi <milad.arabi at gmail.com> wrote:
> 
> Hi there
> I try to with dpdk 17.08 on centos7.5 with other library,but I got this:
> 
>> [INFO]  Initializing DPDK. This will take a few seconds...
>> EAL: Detected 16 lcore(s)
>> EAL: Probing VFIO support...
>> EAL: PCI device 0000:0b:00.0 on NUMA socket -1
>> EAL:   Invalid NUMA socket, default to 0
>> EAL:   probe driver: 15ad:7b0 net_vmxnet3
>> EAL: PCI device 0000:13:00.0 on NUMA socket 1
>> EAL:   probe driver: 8086:10fb net_ixgbe
>> EAL: PCI device 0000:13:00.1 on NUMA socket -1
>> EAL:   Invalid NUMA socket, default to 0
>> EAL:   probe driver: 8086:10fb net_ixgbe
>> *[INFO]  Found 0 usable devices:*
> 
> 
> are these errors come from dpdk? and how I can solve this problem?

Did you use the dpdk-devbind.py tool in dpdk to bind the device to allow DPDK to use the device?

Also you may have to insmod the igb_uio.ko for pci_uio_generic modules in the kernel?

> 
> # ethtool -i ens224f1
>> driver: ixgbe
>> version: 5.3.7
>> firmware-version: 0x80000835, 1.949.0
>> expansion-rom-version:
>> bus-info: 0000:13:00.1
>> supports-statistics: yes
>> supports-test: yes
>> supports-eeprom-access: yes
>> supports-register-dump: yes
>> supports-priv-flags: yes

Regards,
Keith