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