我只是想在dpdk中运行helloworld。我收到这个奇怪的错误但是我执行了设置脚本中的所有步骤以及从源代码构建但仍然收到错误：
dpdk@dpdk-vm:~/Desktop/dpdk-stable-17.08.1/examples/helloworld/build$ ./helloworld -c 1 -n 1
EAL: Detected 1 lcore(s)
EAL: Probing VFIO support...
EAL: VFIO support initialized
EAL: Cannot obtain physical addresses: Permission denied. Only vfio will function.
EAL: WARNING: Master core has no memory on local socket!
error allocating rte services array
EAL: FATAL: rte_service_init() failed
EAL: rte_service_init() failed
PANIC in main():
Cannot init EAL
5: [./helloworld(_start+0x2a) [0x5555a79f366a]]
4: [/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xf1) [0x7ff3176151c1]]
3: [./helloworld(+0x54f6d) [0x5555a79eef6d]]
2: [./helloworld(__rte_panic+0xbd) [0x5555a79ea467]]
1: [./helloworld(rte_dump_stack+0x2e) [0x5555a7a41a7e]]
Aborted (core dumped)
请让我知道我做错了什么？
您需要以root身份运行DPDK应用程序。请参阅DPDK入门指南：