sig
external find_lf : Netsys_mem.memory -> int -> int -> int
= "mapred_find_lf"
external rev_find_lf : Netsys_mem.memory -> int -> int -> int
= "mapred_rev_find_lf"
val physical_ram : unit -> int64 option
val shm_limit : unit -> int64 option
val number_cores : unit -> int option
end