Brian O'Connor | 14894be | 2015-03-17 21:12:38 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2015 Open Networking Laboratory |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | package org.onosproject.databaseperf; |
| 17 | |
| 18 | import static org.apache.felix.scr.annotations.ReferenceCardinality.MANDATORY_UNARY; |
| 19 | import static org.onlab.util.Tools.delay; |
| 20 | import static org.onlab.util.Tools.groupedThreads; |
| 21 | import static org.slf4j.LoggerFactory.getLogger; |
| 22 | |
| 23 | import java.util.Timer; |
| 24 | import java.util.TimerTask; |
| 25 | import java.util.UUID; |
| 26 | import java.util.concurrent.ExecutorService; |
| 27 | import java.util.concurrent.Executors; |
| 28 | import java.util.concurrent.TimeUnit; |
| 29 | import java.util.concurrent.atomic.AtomicInteger; |
| 30 | import java.util.stream.IntStream; |
| 31 | |
| 32 | import org.apache.commons.lang.math.RandomUtils; |
| 33 | import org.apache.felix.scr.annotations.Activate; |
| 34 | import org.apache.felix.scr.annotations.Component; |
| 35 | import org.apache.felix.scr.annotations.Deactivate; |
| 36 | import org.apache.felix.scr.annotations.Reference; |
| 37 | import org.onlab.util.KryoNamespace; |
| 38 | import org.onosproject.cluster.ClusterService; |
| 39 | import org.onosproject.cluster.ControllerNode; |
| 40 | import org.onosproject.core.ApplicationId; |
| 41 | import org.onosproject.core.CoreService; |
| 42 | import org.onosproject.store.service.ConsistentMap; |
| 43 | import org.onosproject.store.service.Serializer; |
| 44 | import org.onosproject.store.service.StorageService; |
| 45 | import org.slf4j.Logger; |
| 46 | |
| 47 | /** |
| 48 | * Application to measure partitioned database performance. |
| 49 | */ |
| 50 | @Component(immediate = true) |
| 51 | public class DatabasePerfInstaller { |
| 52 | |
| 53 | private final Logger log = getLogger(getClass()); |
| 54 | |
| 55 | @Reference(cardinality = MANDATORY_UNARY) |
| 56 | protected CoreService coreService; |
| 57 | |
| 58 | @Reference(cardinality = MANDATORY_UNARY) |
| 59 | protected ClusterService clusterService; |
| 60 | |
| 61 | @Reference(cardinality = MANDATORY_UNARY) |
| 62 | protected StorageService storageService; |
| 63 | |
| 64 | private boolean stopped; |
| 65 | |
| 66 | private ApplicationId appId; |
| 67 | |
| 68 | private static final long REPORT_PERIOD = 5000L; //ms |
| 69 | private Timer reportTimer; |
| 70 | |
| 71 | private AtomicInteger successCount = new AtomicInteger(0); |
| 72 | private AtomicInteger failureCount = new AtomicInteger(0); |
| 73 | |
| 74 | private ConsistentMap<String, String> cmap; |
| 75 | |
| 76 | private ControllerNode localNode; |
| 77 | |
| 78 | private long reportStartTime = System.currentTimeMillis(); |
| 79 | |
| 80 | private static final int NUM_TASK_THREADS = 2; |
| 81 | private ExecutorService taskExecutor; |
| 82 | |
| 83 | private static final Serializer SERIALIZER = new Serializer() { |
| 84 | |
| 85 | KryoNamespace kryo = new KryoNamespace.Builder().build(); |
| 86 | |
| 87 | @Override |
| 88 | public <T> byte[] encode(T object) { |
| 89 | return kryo.serialize(object); |
| 90 | } |
| 91 | |
| 92 | @Override |
| 93 | public <T> T decode(byte[] bytes) { |
| 94 | return kryo.deserialize(bytes); |
| 95 | } |
| 96 | |
| 97 | }; |
| 98 | |
| 99 | @Activate |
| 100 | public void activate() { |
| 101 | localNode = clusterService.getLocalNode(); |
| 102 | String nodeId = localNode.ip().toString(); |
| 103 | appId = coreService.registerApplication("org.onosproject.nettyperf." |
| 104 | + nodeId); |
| 105 | |
| 106 | cmap = storageService.createConsistentMap("onos-app-database-perf-test-map", SERIALIZER); |
| 107 | taskExecutor = Executors.newFixedThreadPool(NUM_TASK_THREADS, groupedThreads("onos/database-perf", "worker")); |
| 108 | log.info("Started with Application ID {}", appId.id()); |
| 109 | start(); |
| 110 | } |
| 111 | |
| 112 | @Deactivate |
| 113 | public void deactivate() { |
| 114 | stop(); |
| 115 | log.info("Stopped"); |
| 116 | } |
| 117 | |
| 118 | public void start() { |
| 119 | long delay = System.currentTimeMillis() % REPORT_PERIOD; |
| 120 | reportTimer = new Timer("onos-netty-perf-reporter"); |
| 121 | reportTimer.scheduleAtFixedRate(new TimerTask() { |
| 122 | @Override |
| 123 | public void run() { |
| 124 | report(); |
| 125 | } |
| 126 | }, delay, REPORT_PERIOD); |
| 127 | |
| 128 | stopped = false; |
| 129 | IntStream.range(0, NUM_TASK_THREADS).forEach(i -> { |
| 130 | taskExecutor.submit(() -> { |
| 131 | delay(2000); // take a breath to start |
| 132 | while (!stopped) { |
| 133 | performDBOperation(); |
| 134 | delay(2); // take a breather |
| 135 | } |
| 136 | }); |
| 137 | }); |
| 138 | } |
| 139 | |
| 140 | private void performDBOperation() { |
| 141 | String key = String.format("test%d", RandomUtils.nextInt(1000)); |
| 142 | try { |
| 143 | if (RandomUtils.nextBoolean()) { |
| 144 | cmap.put(key, UUID.randomUUID().toString()); |
| 145 | } else { |
| 146 | cmap.get(key); |
| 147 | } |
| 148 | successCount.incrementAndGet(); |
| 149 | } catch (Exception e) { |
| 150 | failureCount.incrementAndGet(); |
| 151 | } |
| 152 | } |
| 153 | |
| 154 | private void report() { |
| 155 | long delta = System.currentTimeMillis() - reportStartTime; |
| 156 | if (delta > 0) { |
| 157 | int rate = (int) Math.round(((successCount.get() * 1000.0) / delta)); |
| 158 | log.info("Passed: {}, Failed: {}, Rate: {}", |
| 159 | successCount.getAndSet(0), failureCount.getAndSet(0), rate); |
| 160 | reportStartTime = System.currentTimeMillis(); |
| 161 | } |
| 162 | } |
| 163 | |
| 164 | public void stop() { |
| 165 | reportTimer.cancel(); |
| 166 | reportTimer = null; |
| 167 | stopped = true; |
| 168 | try { |
| 169 | taskExecutor.awaitTermination(5, TimeUnit.SECONDS); |
| 170 | } catch (InterruptedException e) { |
| 171 | log.warn("Failed to stop worker."); |
| 172 | } |
| 173 | } |
| 174 | } |