和内核版本的关系，和架构的关系
Life of a Packet in Cilium: Discovering the Pod-to-Service Traffic Path and BPF Processing Logics
https://arthurchiao.art/blog/cilium-life-of-a-packet-pod-to-service/
Understanding (and Troubleshooting) the eBPF Datapath in Cilium
http://www.dockone.io/article/10742
网易轻舟对 CIlium 容器网络的探索和实践
通过Mellanox ConnectX NIC使用XDP加速
https://developer.nvidia.com/blog/accelerating-with-xdp-over-mellanox-connectx-nics/
libbpf: BTF is required, but is missing or corrupted
https://davidlovezoe.club/wordpress/archives/862 clang版本和内核版本的问题，5.x的内核采用clang 9+的版本
XDP in tx path
https://lwn.net/Articles/808256/
bpftrace使用 指南 bpftrace 内核调用栈
https://developer.aliyun.com/article/741492
https://nanxiao.me/linux-kernel-note-37-system-map-and-proc-kallsyms/
