21CTO

Mar 2, 2024 · Fundamentals

How Rust and eBPF Enable User‑Space Linux Schedulers: The scx_rustland Experiment

Ubuntu kernel engineer Andrea Righi created scx_rustland, a Rust‑written Linux scheduler that runs in user space and can be hot‑plugged at runtime via eBPF, showcasing the flexibility, safety, and potential for micro‑kernel designs while allowing workload‑specific optimizations.