module Runtime_blockout_detector:sig
..end
Runtime_blockout_detector
is used detect bugs in C libraries that fail
to release the OCaml runtime lock before making blocking calls.val start : ?callback:(elapsed:Core.Std.Time.Span.t -> unit) -> unit -> unit
start
starts a thread that watches for blockouts where the OCaml
lock isn't released. By default, it prints a message to stderr.