| /* |
| * 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.hugegraph.benchmark.map; |
| |
| import java.util.concurrent.ConcurrentHashMap; |
| import java.util.concurrent.TimeUnit; |
| |
| import org.apache.hugegraph.benchmark.BenchmarkConstants; |
| import org.apache.hugegraph.benchmark.SimpleRandom; |
| import org.apache.hugegraph.util.collection.IntMap; |
| import org.openjdk.jmh.annotations.Benchmark; |
| import org.openjdk.jmh.annotations.BenchmarkMode; |
| import org.openjdk.jmh.annotations.Fork; |
| import org.openjdk.jmh.annotations.Level; |
| import org.openjdk.jmh.annotations.Measurement; |
| import org.openjdk.jmh.annotations.Mode; |
| import org.openjdk.jmh.annotations.OutputTimeUnit; |
| import org.openjdk.jmh.annotations.Param; |
| import org.openjdk.jmh.annotations.Scope; |
| import org.openjdk.jmh.annotations.Setup; |
| import org.openjdk.jmh.annotations.State; |
| import org.openjdk.jmh.annotations.Threads; |
| import org.openjdk.jmh.annotations.Warmup; |
| import org.openjdk.jmh.results.format.ResultFormatType; |
| import org.openjdk.jmh.runner.Runner; |
| import org.openjdk.jmh.runner.RunnerException; |
| import org.openjdk.jmh.runner.options.Options; |
| import org.openjdk.jmh.runner.options.OptionsBuilder; |
| |
| @OutputTimeUnit(TimeUnit.MILLISECONDS) |
| @BenchmarkMode({Mode.Throughput}) |
| @Warmup(iterations = 2, time = 1000, timeUnit = TimeUnit.MILLISECONDS) |
| @Measurement(iterations = 6, time = 1000, timeUnit = TimeUnit.MILLISECONDS) |
| @State(Scope.Benchmark) |
| @Fork(2) |
| public class MapRandomGetPutThroughputTest { |
| |
| @Param(value = {"1000", "10000", "100000", "1000000"}) |
| private int MAP_CAPACITY; |
| |
| private ConcurrentHashMap<Integer, Integer> concurrentHashMapNonCap; |
| |
| private ConcurrentHashMap<Integer, Integer> concurrentHashMap; |
| |
| private IntMap.IntMapBySegments intMapBySegments; |
| |
| private IntMap.IntMapByEcSegment intMapByEcSegments; |
| |
| private static final int THREAD_COUNT = 8; |
| |
| private static final String OUTPUT_FILE_NAME = "map_random_get_put_result.json"; |
| |
| @Setup(Level.Trial) |
| public void prepareMap() { |
| this.concurrentHashMapNonCap = new ConcurrentHashMap<>(); |
| this.concurrentHashMap = new ConcurrentHashMap<>(MAP_CAPACITY); |
| this.intMapBySegments = new IntMap.IntMapBySegments(MAP_CAPACITY); |
| this.intMapByEcSegments = new IntMap.IntMapByEcSegment(); |
| } |
| |
| /** |
| * The instantiated @State annotation only supports public classes. |
| */ |
| @State(Scope.Thread) |
| public static class ThreadState { |
| |
| private final SimpleRandom random = new SimpleRandom(); |
| |
| int next() { |
| return random.next(); |
| } |
| } |
| |
| @Benchmark |
| @Threads(THREAD_COUNT) |
| public void randomGetPutOfConcurrentHashMapWithNoneInitCap(ThreadState state) { |
| int key = state.next() & (MAP_CAPACITY - 1); |
| if (!this.concurrentHashMapNonCap.containsKey(key)) { |
| this.concurrentHashMapNonCap.put(key, state.next()); |
| } |
| this.concurrentHashMapNonCap.get(key); |
| } |
| |
| @Benchmark |
| @Threads(THREAD_COUNT) |
| public void randomGetPutOfConcurrentHashMapWithInitCap(ThreadState state) { |
| int key = state.next() & (MAP_CAPACITY - 1); |
| if (!this.concurrentHashMap.containsKey(key)) { |
| this.concurrentHashMap.put(key, state.next()); |
| } |
| this.concurrentHashMap.get(key); |
| } |
| |
| @Benchmark |
| @Threads(THREAD_COUNT) |
| public void randomGetPutOfIntMapBySegments(ThreadState state) { |
| int key = state.next() & (MAP_CAPACITY - 1); |
| if (!this.intMapBySegments.containsKey(key)) { |
| this.intMapBySegments.put(key, state.next()); |
| } |
| this.intMapBySegments.get(key); |
| } |
| |
| @Benchmark |
| @Threads(THREAD_COUNT) |
| public void randomGetPutOfIntMapByEcSegment(ThreadState state) { |
| int key = state.next() & (MAP_CAPACITY - 1); |
| if (!this.intMapByEcSegments.containsKey(key)) { |
| this.intMapByEcSegments.put(key, state.next()); |
| } |
| this.intMapByEcSegments.get(key); |
| } |
| |
| public static void main(String[] args) throws RunnerException { |
| Options opt = new OptionsBuilder() |
| .include(MapRandomGetPutThroughputTest.class.getSimpleName()) |
| .result(BenchmarkConstants.OUTPUT_PATH + OUTPUT_FILE_NAME) |
| .resultFormat(ResultFormatType.JSON) |
| .build(); |
| new Runner(opt).run(); |
| } |
| } |