netdpcmd fail to run

[ghost]

Hi,

i tried to run netdpcmd:

sudo ./build/netdpcmd
here is the error information:
EAL: Detected lcore 0 as core 0 on socket 0
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: Detected lcore 4 as core 0 on socket 0
EAL: Detected lcore 5 as core 1 on socket 0
EAL: Detected lcore 6 as core 2 on socket 0
EAL: Detected lcore 7 as core 3 on socket 0
EAL: Support maximum 128 logical core(s) by configuration.
EAL: Detected 8 lcore(s)
PANIC in rte_eal_config_attach():
Cannot open '/var/run/.rte_config' for rte_mem_config
6: [./build/netdpcmd() [0x4299b3]]
5: [/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xf5) [0x7f9ad0132ec5]]
4: [./build/netdpcmd(main+0x6c) [0x42854c]]
3: [./build/netdpcmd(rte_eal_init+0xd1d) [0x49b2fd]]
2: [./build/netdpcmd(__rte_panic+0xc9) [0x422b10]]
1: [./build/netdpcmd(rte_dump_stack+0x18) [0x4a19a8]]

can you give any suggestions?

thanks

[bluenet13]

Please start opendp before run netdpcmd. because opendp is the primary dpdk process, netdpcmd is the secondary dpdk process.