| /* |
| * 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.geode.cache; |
| |
| import static org.apache.geode.distributed.ConfigurationProperties.LOG_LEVEL; |
| |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.List; |
| import java.util.Random; |
| import java.util.concurrent.TimeUnit; |
| |
| 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.TearDown; |
| import org.openjdk.jmh.annotations.Warmup; |
| |
| import org.apache.geode.internal.lang.SystemPropertyHelper; |
| |
| @State(Scope.Thread) |
| @Fork(1) |
| public class EvictionWithPartiallyMarkedListsBenchmark { |
| @Param({"10000", "100000", "1000000"}) |
| public int maxEntries; |
| |
| @Param({"true", "false"}) |
| public String useAsync; |
| |
| @Param({"95", "90", "75", "50", "25", "10"}) |
| public int markedPercentage; |
| |
| Cache cache; |
| Region<String, String> region; |
| List<String> keys = new ArrayList<>(); |
| Random random = new Random(); |
| |
| @Setup(Level.Iteration) |
| public void markEntries() { |
| Collections.shuffle(keys); |
| for (int i = 0; i < maxEntries * (markedPercentage / 100d); i++) { |
| region.get(keys.get(i)); |
| } |
| } |
| |
| @Setup(Level.Trial) |
| public void setup() { |
| System.setProperty("geode." + SystemPropertyHelper.EVICTION_SCAN_ASYNC, useAsync); |
| cache = new CacheFactory().set(LOG_LEVEL, "warn").create(); |
| region = createRegion(cache, maxEntries); |
| for (int i = 0; i < maxEntries; i++) { |
| keys.add(Integer.toString(i)); |
| } |
| } |
| |
| @TearDown(Level.Trial) |
| public void tearDown() { |
| cache.close(); |
| } |
| |
| @Benchmark |
| @Measurement(iterations = 100) |
| @Warmup(iterations = 20) |
| @BenchmarkMode(Mode.SingleShotTime) |
| @OutputTimeUnit(TimeUnit.MILLISECONDS) |
| public String evict() { |
| return region.put("over-limit" + Long.toString(random.nextLong()), "value"); |
| } |
| |
| private Region<String, String> createRegion(Cache cache, int maxSize) { |
| Region<String, String> region = cache.<String, String>createRegionFactory(RegionShortcut.LOCAL) |
| .setEvictionAttributes( |
| EvictionAttributes.createLRUEntryAttributes(maxSize, EvictionAction.LOCAL_DESTROY)) |
| .create("testRegion"); |
| for (int i = 0; i < maxEntries; i++) { |
| region.put(Integer.toString(i), "value"); |
| } |
| region.put("over-limit", "value"); |
| return region; |
| } |
| } |