hop-2012/server/squeue_speed.ml

53 lines
1.6 KiB
OCaml

(* Copyright 2012 Tony Garnock-Jones <tonygarnockjones@gmail.com>. *)
(* This file is part of Hop. *)
(* Hop is free software: you can redistribute it and/or modify it *)
(* under the terms of the GNU General Public License as published by the *)
(* Free Software Foundation, either version 3 of the License, or (at your *)
(* option) any later version. *)
(* Hop is distributed in the hope that it will be useful, but *)
(* WITHOUT ANY WARRANTY; without even the implied warranty of *)
(* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *)
(* General Public License for more details. *)
(* You should have received a copy of the GNU General Public License *)
(* along with Hop. If not, see <http://www.gnu.org/licenses/>. *)
open Sexp
let nmessages = 500000
let receiver_done = Squeue.create 1
let receiver ch =
let count = ref 0 in
while !count < nmessages do
ignore (Squeue.pop ch);
count := !count + 1
done;
Log.info "done" [];
Squeue.add () receiver_done
let sender () =
let ch = Squeue.create 1000 in
ignore (Util.create_thread "Speed test receiver" None receiver ch);
(try
let starttime = Unix.gettimeofday () in
let count = ref 0 in
while !count < nmessages do
Squeue.add () ch;
count := !count + 1
done;
let stoptime = Unix.gettimeofday () in
let delta = stoptime -. starttime in
Log.info (Printf.sprintf "Speedtest took %d ms (%d Hz)"
(int_of_float (delta *. 1000.0))
(int_of_float ((float_of_int nmessages) /. delta))) []
with exn -> Log.error "Uncaught exception in speedtest" [Str (Printexc.to_string exn)])
let _ =
sender ();
Squeue.pop receiver_done