107 lines
3.0 KiB
Rust
107 lines
3.0 KiB
Rust
// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
|
|
// file at the top-level directory of this distribution and at
|
|
// http://rust-lang.org/COPYRIGHT.
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
|
|
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
|
|
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
|
|
// option. This file may not be copied, modified, or distributed
|
|
// except according to those terms.
|
|
|
|
// A port of the simplistic benchmark from
|
|
//
|
|
// http://github.com/PaulKeeble/ScalaVErlangAgents
|
|
//
|
|
// I *think* it's the same, more or less.
|
|
|
|
extern mod extra;
|
|
|
|
use std::comm::{SharedChan, Chan, stream};
|
|
use std::io;
|
|
use std::os;
|
|
use std::task;
|
|
use std::uint;
|
|
|
|
fn move_out<T>(_x: T) {}
|
|
|
|
enum request {
|
|
get_count,
|
|
bytes(uint),
|
|
stop
|
|
}
|
|
|
|
fn server(requests: &Port<request>, responses: &Chan<uint>) {
|
|
let mut count: uint = 0;
|
|
let mut done = false;
|
|
while !done {
|
|
match requests.try_recv() {
|
|
Some(get_count) => { responses.send(count.clone()); }
|
|
Some(bytes(b)) => {
|
|
//error2!("server: received {:?} bytes", b);
|
|
count += b;
|
|
}
|
|
None => { done = true; }
|
|
_ => { }
|
|
}
|
|
}
|
|
responses.send(count);
|
|
//error2!("server exiting");
|
|
}
|
|
|
|
fn run(args: &[~str]) {
|
|
let (from_child, to_parent) = stream();
|
|
let (from_parent, to_child) = stream();
|
|
let to_child = SharedChan::new(to_child);
|
|
|
|
let size = from_str::<uint>(args[1]).unwrap();
|
|
let workers = from_str::<uint>(args[2]).unwrap();
|
|
let num_bytes = 100;
|
|
let start = extra::time::precise_time_s();
|
|
let mut worker_results = ~[];
|
|
for _ in range(0u, workers) {
|
|
let to_child = to_child.clone();
|
|
let mut builder = task::task();
|
|
worker_results.push(builder.future_result());
|
|
do builder.spawn {
|
|
for _ in range(0u, size / workers) {
|
|
//error2!("worker {:?}: sending {:?} bytes", i, num_bytes);
|
|
to_child.send(bytes(num_bytes));
|
|
}
|
|
//error2!("worker {:?} exiting", i);
|
|
};
|
|
}
|
|
do task::spawn || {
|
|
server(&from_parent, &to_parent);
|
|
}
|
|
|
|
for r in worker_results.iter() {
|
|
r.recv();
|
|
}
|
|
|
|
//error2!("sending stop message");
|
|
to_child.send(stop);
|
|
move_out(to_child);
|
|
let result = from_child.recv();
|
|
let end = extra::time::precise_time_s();
|
|
let elapsed = end - start;
|
|
io::stdout().write_str(format!("Count is {:?}\n", result));
|
|
io::stdout().write_str(format!("Test took {:?} seconds\n", elapsed));
|
|
let thruput = ((size / workers * workers) as f64) / (elapsed as f64);
|
|
io::stdout().write_str(format!("Throughput={} per sec\n", thruput));
|
|
assert_eq!(result, num_bytes * size);
|
|
}
|
|
|
|
fn main() {
|
|
let args = os::args();
|
|
let args = if os::getenv("RUST_BENCH").is_some() {
|
|
~[~"", ~"1000000", ~"8"]
|
|
} else if args.len() <= 1u {
|
|
~[~"", ~"10000", ~"4"]
|
|
} else {
|
|
args.clone()
|
|
};
|
|
|
|
info2!("{:?}", args);
|
|
run(args);
|
|
}
|