Why do frame pointers matter for OCaml? February 24, 2025 At the end of last year at Tarides, my colleagues and I worked on improving frame pointer support in OCaml. While pitching the work internally, someone asked: Why do frame pointers matter for OCaml? Here’s the answer I gave. Frame pointers give us a reliable way to profile OCaml programs using standard tools like perf and eBPF. Instead of…