运行使用的命令是官方文档上给的：
./build/l3fwd -l 1,2 -n 4 -- -p 0x3 --config="(0,0,1),(1,0,2)"
结果如下：
EAL: Detected 12 lcore(s)
EAL: Detected 2 NUMA nodes
EAL: Multi-process socket /var/run/dpdk/rte/mp_socket
EAL: No free hugepages reported in hugepages-1048576kB
EAL: No free hugepages reported in hugepages-1048576kB
EAL: No free hugepages reported in hugepages-1048576kB
EAL: Probing VFIO support...
EAL: VFIO support initialized
LPM or EM none selected, default LPM on
port 0 is not present on the board
EAL: Error - exiting with code: 1
Cause: check_port_config failed
网卡的配置如下：
Network devices using DPDK-compatible driver
============================================
0000:02:00.1 'NetXtreme BCM5719 Gigabit Ethernet PCIe 1657' drv=igb_uio unused=tg3,vfio-pci
0000:02:00.2 'NetXtreme BCM5719 Gigabit Ethernet PCIe 1657' drv=igb_uio unused=tg3,vfio-pci
Network devices using kernel driver
===================================
0000:02:00.0 'NetXtreme BCM5719 Gigabit Ethernet PCIe 1657' if=eth0 drv=tg3 unused=igb_uio,vfio-pci *Active*
0000:02:00.3 'NetXtreme BCM5719 Gigabit Ethernet PCIe 1657' if=eth3 drv=tg3 unused=igb_uio,vfio-pci
Other Network devices
=====================
<none>
Crypto devices using DPDK-compatible driver
===========================================
<none>
Crypto devices using kernel driver
==================================
<none>
Other Crypto devices
====================
<none>
还请大神们帮忙看一下是什么问题，不知道是不是网卡不支持
