DPDK testpmd 在 WSL2

如何解决DPDK testpmd 在 WSL2

在 CentOS7 发行版上通过 WSL2（内核 4.19.84-microsoft-standard+，我已手动编译模块）运行 DPDK 的 testpmd（版本 11.19.5）时，出现以下错误:

EAL: Detected lcore 1 as core 1 on socket 0
EAL: Detected lcore 2 as core 2 on socket 0
EAL: Detected lcore 3 as core 3 on socket 0
EAL: Support maximum 128 logical core(s) by configuration.
EAL: Detected 4 lcore(s)
EAL: Detected 1 NUMA nodes
EAL: Ask a virtual area of 0x5000 bytes
EAL: Virtual area found at 0x100000000 (size = 0x5000)
EAL: Multi-process socket /var/run/dpdk/rte/mp_socket
EAL: DPAA Bus not present. Skipping.
EAL: Bus pci wants IOVA as 'DC'
EAL: Bus dpaa_bus wants IOVA as 'DC'
EAL: Bus fslmc wants IOVA as 'DC'
EAL: Buses did not request a specific IOVA mode.
EAL: IOMMU is not available,selecting IOVA as PA mode.
EAL: Selected IOVA mode 'PA'
EAL: Probing VFIO support...
EAL: Module /sys/module/vfio not found! error 2 (No such file or directory)
EAL: VFIO modules not loaded,skipping VFIO support...
EAL: Ask a virtual area of 0x2e000 bytes
EAL: Virtual area found at 0x100005000 (size = 0x2e000)
EAL: Setting up physically contiguous memory...
EAL: Setting maximum number of open files to 4096
EAL: Detected memory type: socket_id:0 hugepage_sz:2097152
EAL: Creating 4 segment lists: n_segs:8192 socket_id:0 hugepage_sz:2097152
EAL: Ask a virtual area of 0x61000 bytes
EAL: Virtual area found at 0x100033000 (size = 0x61000)
EAL: Memseg list allocated: 0x800kB at socket 0
EAL: Ask a virtual area of 0x400000000 bytes
EAL: Virtual area found at 0x100200000 (size = 0x400000000)
EAL: Ask a virtual area of 0x61000 bytes
EAL: Virtual area found at 0x500200000 (size = 0x61000)
EAL: Memseg list allocated: 0x800kB at socket 0
EAL: Ask a virtual area of 0x400000000 bytes
EAL: Virtual area found at 0x500400000 (size = 0x400000000)
EAL: Ask a virtual area of 0x61000 bytes
EAL: Virtual area found at 0x900400000 (size = 0x61000)
EAL: Memseg list allocated: 0x800kB at socket 0
EAL: Ask a virtual area of 0x400000000 bytes
EAL: Virtual area found at 0x900600000 (size = 0x400000000)
EAL: Ask a virtual area of 0x61000 bytes
EAL: Virtual area found at 0xd00600000 (size = 0x61000)
EAL: Memseg list allocated: 0x800kB at socket 0
EAL: Ask a virtual area of 0x400000000 bytes
EAL: Virtual area found at 0xd00800000 (size = 0x400000000)
EAL: TSC frequency is ~1990000 KHz
EAL: Master lcore 0 is ready (tid=7fa97ee76c00;cpuset=[0])
EAL: lcore 3 is ready (tid=7fa97bb43700;cpuset=[3])
EAL: lcore 2 is ready (tid=7fa97c344700;cpuset=[2])
EAL: lcore 1 is ready (tid=7fa97cb45700;cpuset=[1])
EAL: NUMA is not supported.
EAL: alloc_seg(): get_mempolicy: Function not implemented
EAL: Ask a virtual area of 0x200000 bytes
EAL: Virtual area found at 0x100200000 (size = 0x200000)
EAL: attempted to allocate 1 segments,but only 0 were allocated
EAL: error allocating rte services array
EAL: FATAL: rte_service_init() failed
EAL: rte_service_init() failed
EAL: Error - exiting with code: 1
  Cause: Cannot init EAL: Exec format error

我认为这可能与大页面分配有关。这是当前的大页面设置：

ShmemHugePages:        0 kB
HugePages_Total:    1024
HugePages_Free:     1024
HugePages_Rsvd:        0
HugePages_Surp:        0
Hugepagesize:       2048 kB
Hugetlb:         2097152 kB