| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.apache.ignite.loadtests.hashmap; |
| |
| import java.util.ArrayList; |
| import java.util.Collection; |
| import java.util.UUID; |
| import java.util.concurrent.Callable; |
| import java.util.concurrent.ExecutorService; |
| import java.util.concurrent.Executors; |
| import java.util.concurrent.atomic.AtomicBoolean; |
| import java.util.concurrent.atomic.LongAdder; |
| import org.apache.ignite.internal.util.GridBoundedConcurrentLinkedHashSet; |
| import org.apache.ignite.internal.util.typedef.X; |
| import org.apache.ignite.lang.IgniteUuid; |
| import org.apache.ignite.loadtests.util.GridCumulativeAverage; |
| |
| import static org.jsr166.ConcurrentLinkedHashMap.QueuePolicy; |
| import static org.jsr166.ConcurrentLinkedHashMap.QueuePolicy.SINGLE_Q; |
| |
| /** |
| * |
| */ |
| public class GridBoundedConcurrentLinkedHashSetLoadTest { |
| /** */ |
| public static final int UPDATE_INTERVAL_SEC = 5; |
| |
| /** |
| * @param args Arguments. |
| */ |
| public static void main(String[] args) throws Exception { |
| QueuePolicy qPlc = args.length > 0 ? QueuePolicy.valueOf(args[0]) : SINGLE_Q; |
| int threadCnt = args.length > 1 ? Integer.valueOf(args[1]) : Runtime.getRuntime().availableProcessors(); |
| |
| X.println("Queue policy: " + qPlc); |
| X.println("Threads: " + threadCnt); |
| |
| ExecutorService pool = Executors.newFixedThreadPool(threadCnt); |
| |
| final Collection<IgniteUuid> set = |
| new GridBoundedConcurrentLinkedHashSet<>(10240, 32, 0.75f, 128, qPlc); |
| |
| X.println("Set: " + set); |
| |
| final LongAdder execCnt = new LongAdder(); |
| |
| final AtomicBoolean finish = new AtomicBoolean(); |
| |
| // Thread that measures and outputs performance statistics. |
| Thread collector = new Thread(new Runnable() { |
| @SuppressWarnings({"BusyWait"}) |
| @Override public void run() { |
| GridCumulativeAverage avgTasksPerSec = new GridCumulativeAverage(); |
| |
| try { |
| while (!finish.get()) { |
| Thread.sleep(UPDATE_INTERVAL_SEC * 1000); |
| |
| long curTasksPerSec = execCnt.sumThenReset() / UPDATE_INTERVAL_SEC; |
| |
| X.println(">>> Tasks/s: " + curTasksPerSec); |
| |
| avgTasksPerSec.update(curTasksPerSec); |
| } |
| } |
| catch (InterruptedException ignored) { |
| X.println(">>> Interrupted."); |
| |
| Thread.currentThread().interrupt(); |
| } |
| } |
| }); |
| |
| collector.start(); |
| |
| Collection<Callable<Object>> producers = new ArrayList<>(threadCnt); |
| |
| for (int i = 0; i < threadCnt; i++) |
| producers.add(new Callable<Object>() { |
| @Override public Object call() throws Exception { |
| UUID id = UUID.randomUUID(); |
| |
| try { |
| while (!finish.get()) { |
| set.add(IgniteUuid.fromUuid(id)); |
| |
| execCnt.increment(); |
| } |
| |
| return null; |
| } |
| catch (Throwable t) { |
| t.printStackTrace(); |
| |
| throw new Exception(t); |
| } |
| finally { |
| X.println("Thread finished."); |
| } |
| } |
| }); |
| |
| pool.invokeAll(producers); |
| } |
| } |