2 * Copyright (c) 2013, 2017 Cisco Systems, Inc. and others. All rights reserved.
4 * This program and the accompanying materials are made available under the
5 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
6 * and is available at http://www.eclipse.org/legal/epl-v10.html
8 package org.opendaylight.controller.md.sal.dom.store.benchmark;
10 import java.util.concurrent.ExecutorService;
11 import java.util.concurrent.TimeUnit;
12 import org.opendaylight.controller.md.sal.dom.store.impl.InMemoryDOMDataStore;
13 import org.opendaylight.yangtools.util.concurrent.SpecialExecutors;
14 import org.openjdk.jmh.annotations.BenchmarkMode;
15 import org.openjdk.jmh.annotations.Fork;
16 import org.openjdk.jmh.annotations.Level;
17 import org.openjdk.jmh.annotations.Mode;
18 import org.openjdk.jmh.annotations.OutputTimeUnit;
19 import org.openjdk.jmh.annotations.Scope;
20 import org.openjdk.jmh.annotations.Setup;
21 import org.openjdk.jmh.annotations.State;
22 import org.openjdk.jmh.annotations.TearDown;
25 * Benchmark for testing of performance of write operations for
26 * InMemoryDataStore. The instance of benchmark creates InMemoryDataStore with
27 * Data Change Listener Executor Service as Blocking Bounded Fast Thread Pool
28 * and DOM Store Executor Service as Same Thread Executor.
30 * @author Lukas Sedlak
33 @BenchmarkMode(Mode.AverageTime)
34 @OutputTimeUnit(TimeUnit.MILLISECONDS)
36 public class InMemoryDataStoreWithSameThreadedExecutorBenchmark
37 extends AbstractInMemoryDatastoreWriteTransactionBenchmark {
39 private static final int MAX_DATA_CHANGE_EXECUTOR_POOL_SIZE = 20;
40 private static final int MAX_DATA_CHANGE_EXECUTOR_QUEUE_SIZE = 1000;
44 public void setUp() throws Exception {
45 final String name = "DS_BENCHMARK";
46 final ExecutorService dataChangeListenerExecutor = SpecialExecutors.newBlockingBoundedFastThreadPool(
47 MAX_DATA_CHANGE_EXECUTOR_POOL_SIZE, MAX_DATA_CHANGE_EXECUTOR_QUEUE_SIZE, name + "-DCL");
49 domStore = new InMemoryDOMDataStore("SINGLE_THREADED_DS_BENCHMARK", dataChangeListenerExecutor);
50 schemaContext = BenchmarkModel.createTestContext();
51 domStore.onGlobalContextUpdated(schemaContext);
57 public void tearDown() {