Module Unix_utils

Interface to Unix utility functions

Handling RAM limits

val physical_ram : unit -> int64

physical_ram ()

Returns the total amount of physical RAM in bytes.

val ram_limit_spec : Core.Std.Arg.t

ram_limit_spec command line arguments to set ram limits.

val wrap_block_signals : (unit -> 'a) -> 'a

wrap_block_signals f blocks all signals before execution of f, and restores them afterwards.

val get_ppids : Core.Std.Pid.t -> Core.Std.Pid.t list option

get_ppids pid returns the list of parent pids, up to init (1) for pid.