Linux eBPF ecosystem is growing fast with new features coming with every release cycle. The spirit remains the same. At the core, eBPF is like a safe way to script the Linux kernel by attaching to various pre-defines hooks and exported functions. For kernel / user spaces communication, the eBPF comes with various “map” types. Every few kernel versions, new “map” types are introduced or significantly improved and 3 years ago BPF_MAP_TYPE_PERCPU_CGROUP_STORAGE was introduced and is now ...
