https://source.android.com/docs/core/architecture/kernel/bpf?hl=zh-cn
- eBPF的跟踪点目录 /sys/kernel/debug/tracing/events
https://www.kernel.org/doc/Documentation/trace/events.txt
- ebpf流量监控
https://source.android.com/devices/tech/datausage/ebpf-traffic-monitor?hl=zh-cn