83 lines
2.8 KiB
Java
83 lines
2.8 KiB
Java
// Copyright 2011, 2012 Tony Garnock-Jones <tonygarnockjones@gmail.com>.
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//
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// This file is part of Hop.
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//
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// Hop is free software: you can redistribute it and/or modify it
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// under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Hop is distributed in the hope that it will be useful, but WITHOUT
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// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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// or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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// License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Hop. If not, see <http://www.gnu.org/licenses/>.
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//
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package hop;
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import java.io.IOException;
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import java.util.concurrent.atomic.AtomicLong;
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/**
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*/
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public class TestScale {
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static AtomicLong counter = new AtomicLong();
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public static void main(final String[] args) {
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try {
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final String hostname = args[0];
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int count = Integer.parseInt(args[1]);
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System.out.println("Hostname: " + hostname);
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for (int i = 0; i < count; i++) {
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new Thread(new Runnable() { public void run() {
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try {
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runConnection(hostname);
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} catch (Exception e) {
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e.printStackTrace();
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}
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} }).start();
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Thread.sleep(100);
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}
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while (true) {
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long startTime = System.currentTimeMillis();
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long startCount = counter.longValue();
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Thread.sleep(1000);
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long now = System.currentTimeMillis();
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long countNow = counter.longValue();
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report(startTime, startCount, now, countNow);
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}
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} catch (Exception e) {
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e.printStackTrace();
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}
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}
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public static void report(long t0, long c0, long t1, long c1) {
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double dc = c1 - c0;
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double dt = (t1 - t0) / 1000.0;
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double rate = dc / dt;
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System.out.println(dc + " messages in " + dt + "s = " + rate + " Hz");
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}
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public static void runConnection(String hostname) throws IOException, InterruptedException {
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NodeContainer nc = new NodeContainer();
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String qName = nc.getName() + "q";
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System.out.println("Queue: " + qName);
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Relay r = new Relay(nc, hostname);
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ServerApi api = new ServerApi(nc, r.getRemoteName());
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api.createQueue(qName);
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Subscription sub = api.subscribe(qName, null);
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while (true) {
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Object in = "a";
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api.post(qName, "", in, null);
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api.flush();
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Object out = sub.getQueue().take();
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assert in.equals(out);
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counter.incrementAndGet();
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}
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}
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}
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