rust/src/test/bench/msgsend.rs

67 lines
1.9 KiB
Rust
Raw Normal View History

2012-01-23 17:29:09 -06:00
// A port of the simplistic benchmark from
//
// http://github.com/PaulKeeble/ScalaVErlangAgents
//
// I *think* it's the same, more or less.
use std;
import io::writer;
import io::writer_util;
2012-01-23 17:29:09 -06:00
enum request {
get_count,
bytes(uint),
stop
}
fn server(requests: comm::port<request>, responses: comm::chan<uint>) {
let mut count = 0u;
let mut done = false;
2012-01-23 17:29:09 -06:00
while !done {
alt comm::recv(requests) {
get_count { comm::send(responses, copy count); }
bytes(b) { count += b; }
stop { done = true; }
}
}
comm::send(responses, count);
}
fn run(args: [str]) {
2012-02-18 18:34:42 -06:00
let from_child = comm::port();
let to_parent = comm::chan(from_child);
let to_child = task::spawn_listener {|po|
server(po, to_parent);
};
let size = option::get(uint::from_str(args[1]));
let workers = option::get(uint::from_str(args[2]));
2012-01-23 17:29:09 -06:00
let start = std::time::precise_time_s();
2012-02-18 18:34:42 -06:00
let to_child = to_child;
let mut worker_results = [];
2012-01-23 17:29:09 -06:00
uint::range(0u, workers) {|_i|
let builder = task::builder();
2012-02-18 18:34:42 -06:00
worker_results += [task::future_result(builder)];
task::run(builder) {||
2012-01-23 17:29:09 -06:00
uint::range(0u, size / workers) {|_i|
comm::send(to_child, bytes(100u));
}
2012-02-18 18:34:42 -06:00
};
2012-01-23 17:29:09 -06:00
}
2012-02-18 18:34:42 -06:00
vec::iter(worker_results) {|r| future::get(r); }
comm::send(to_child, stop);
let result = comm::recv(from_child);
2012-01-23 17:29:09 -06:00
let end = std::time::precise_time_s();
let elapsed = end - start;
io::stdout().write_str(#fmt("Count is %?\n", result));
io::stdout().write_str(#fmt("Test took %? seconds\n", elapsed));
let thruput = ((size / workers * workers) as float) / (elapsed as float);
io::stdout().write_str(#fmt("Throughput=%f per sec\n", thruput));
2012-01-23 17:29:09 -06:00
}
fn main(args: [str]) {
let args1 = if vec::len(args) <= 1u { ["", "10000", "4"] } else { args };
#debug("%?", args1);
run(args1);
}