To clarify on the #rstats sampling profiler by @unconj1: - xrprof is now in @Debian unstable: if you run that (or testing w/ unstable pinned) do `apt install xrprof` - xrprof is now in @Ubuntu hirsute so 21.04 should have it - in the meantime and for 20.04/20.10, my PPA has it: