opendaylight/md-sal/sal-dom-broker/src/test/java/org/opendaylight/controller/md/sal/dom/broker/impl/DOMBrokerPerformanceTest.java

   1 /*
   2  * Copyright (c) 2014, 2015 Cisco Systems, Inc. and others.  All rights reserved.
   3  *
   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
   7  */
   8
   9 package org.opendaylight.controller.md.sal.dom.broker.impl;
  10
  11 import static org.junit.Assert.assertEquals;
  12 import static org.junit.Assert.assertTrue;
  13 import static org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType.CONFIGURATION;
  14 import static org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType.OPERATIONAL;
  15 import com.google.common.base.Optional;
  16 import com.google.common.collect.ImmutableMap;
  17 import com.google.common.util.concurrent.Futures;
  18 import com.google.common.util.concurrent.ListenableFuture;
  19 import com.google.common.util.concurrent.ListeningExecutorService;
  20 import com.google.common.util.concurrent.MoreExecutors;
  21 import java.util.ArrayList;
  22 import java.util.List;
  23 import java.util.concurrent.Callable;
  24 import java.util.concurrent.Executors;
  25 import org.junit.Before;
  26 import org.junit.Test;
  27 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  28 import org.opendaylight.controller.md.sal.dom.api.DOMDataReadTransaction;
  29 import org.opendaylight.controller.md.sal.dom.api.DOMDataReadWriteTransaction;
  30 import org.opendaylight.controller.md.sal.dom.store.impl.InMemoryDOMDataStore;
  31 import org.opendaylight.controller.md.sal.dom.store.impl.TestModel;
  32 import org.opendaylight.controller.sal.core.spi.data.DOMStore;
  33 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
  34 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
  35 import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes;
  36 import org.opendaylight.yangtools.yang.model.api.SchemaContext;
  37 import org.slf4j.Logger;
  38 import org.slf4j.LoggerFactory;
  39
  40 public class DOMBrokerPerformanceTest {
  41
  42     private static final Logger LOG = LoggerFactory.getLogger(DOMBrokerPerformanceTest.class);
  43
  44     private static NormalizedNode<?, ?> outerList(final int i) {
  45         return ImmutableNodes.mapEntry(TestModel.OUTER_LIST_QNAME, TestModel.ID_QNAME, i);
  46     }
  47
  48     private static YangInstanceIdentifier outerListPath(final int i) {
  49         return YangInstanceIdentifier.builder(TestModel.OUTER_LIST_PATH)//
  50                 .nodeWithKey(TestModel.OUTER_LIST_QNAME, TestModel.ID_QNAME, i) //
  51                 .build();
  52     }
  53
  54     private SchemaContext schemaContext;
  55     private AbstractDOMDataBroker domBroker;
  56
  57     private static <V> V measure(final String name, final Callable<V> callable) throws Exception {
  58         // TODO Auto-generated method stub
  59         LOG.debug("Measurement:{} Start", name);
  60         long startNano = System.nanoTime();
  61         try {
  62             return callable.call();
  63         } finally {
  64             long endNano = System.nanoTime();
  65             LOG.info("Measurement:\"{}\" Time:{} ms", name, (endNano - startNano) / 1000000.0d);
  66         }
  67     }
  68
  69     @Before
  70     public void setupStore() {
  71         InMemoryDOMDataStore operStore = new InMemoryDOMDataStore("OPER", MoreExecutors.newDirectExecutorService());
  72         InMemoryDOMDataStore configStore = new InMemoryDOMDataStore("CFG", MoreExecutors.newDirectExecutorService());
  73         schemaContext = TestModel.createTestContext();
  74
  75         operStore.onGlobalContextUpdated(schemaContext);
  76         configStore.onGlobalContextUpdated(schemaContext);
  77
  78         ImmutableMap<LogicalDatastoreType, DOMStore> stores = ImmutableMap.<LogicalDatastoreType, DOMStore> builder() //
  79                 .put(CONFIGURATION, configStore) //
  80                 .put(OPERATIONAL, operStore) //
  81                 .build();
  82         ListeningExecutorService executor = MoreExecutors.listeningDecorator(Executors.newSingleThreadExecutor());
  83         domBroker = new SerializedDOMDataBroker(stores, executor);
  84     }
  85
  86     @Test
  87     public void testPerformance() throws Exception {
  88         measure("Test Suite (all tests)", (Callable<Void>) () -> {
  89             smallTestSuite(10, 1000);
  90             //smallTestSuite(10, 100);
  91             smallTestSuite(100, 100);
  92             //smallTestSuite(100, 100);
  93             //smallTestSuite(1000, 10);
  94             smallTestSuite(1000, 10);
  95             //smallTestSuite(1000, 1000);
  96             return null;
  97         });
  98     }
  99
 100     private void smallTestSuite(final int txNum, final int innerListWriteNum) throws Exception {
 101         measure("TestSuite (Txs:" + txNum + " innerWrites:" + innerListWriteNum + ")", (Callable<Void>) () -> {
 102             measureOneTransactionTopContainer();
 103             measureSeparateWritesOneLevel(txNum, innerListWriteNum);
 104             return null;
 105         });
 106     }
 107
 108     private void measureSeparateWritesOneLevel(final int txNum, final int innerNum) throws Exception {
 109         final List<DOMDataReadWriteTransaction> transactions = measure("Txs:"+ txNum + " Allocate",
 110                 () -> {
 111                     List<DOMDataReadWriteTransaction> builder = new ArrayList<>(txNum);
 112                     for (int i = 0; i < txNum; i++) {
 113                         DOMDataReadWriteTransaction writeTx = domBroker.newReadWriteTransaction();
 114                         builder.add(writeTx);
 115                     }
 116                     return builder;
 117                 });
 118         assertEquals(txNum, transactions.size());
 119         measure("Txs:"+ txNum + " Writes:1", (Callable<Void>) () -> {
 120             int i = 0;
 121             for (DOMDataReadWriteTransaction writeTx :transactions) {
 122                 // Writes /test/outer-list/i in writeTx
 123                 writeTx.put(OPERATIONAL, outerListPath(i), outerList(i));
 124                 i++;
 125             }
 126             return null;
 127         });
 128
 129         measure("Txs:"+ txNum +  " Writes:" + innerNum, (Callable<Void>) () -> {
 130             int i = 0;
 131             for (DOMDataReadWriteTransaction writeTx :transactions) {
 132                 // Writes /test/outer-list/i in writeTx
 133                 YangInstanceIdentifier path = YangInstanceIdentifier.builder(outerListPath(i))
 134                         .node(TestModel.INNER_LIST_QNAME).build();
 135                 writeTx.put(OPERATIONAL, path, ImmutableNodes.mapNodeBuilder(TestModel.INNER_LIST_QNAME).build());
 136                 for (int j = 0; j < innerNum; j++) {
 137                     YangInstanceIdentifier innerPath = YangInstanceIdentifier.builder(path)
 138                             .nodeWithKey(TestModel.INNER_LIST_QNAME, TestModel.NAME_QNAME, String.valueOf(j))
 139                             .build();
 140                     writeTx.put(
 141                             OPERATIONAL,
 142                             innerPath,
 143                             ImmutableNodes.mapEntry(TestModel.INNER_LIST_QNAME, TestModel.NAME_QNAME,
 144                                     String.valueOf(j)));
 145                 }
 146                 i++;
 147             }
 148             return null;
 149         });
 150
 151         measure("Txs:" + txNum + " Submit, Finish", (Callable<Void>) () -> {
 152             List<ListenableFuture<?>> allFutures = measure(txNum + " Submits",
 153                     () -> {
 154                         List<ListenableFuture<?>> builder = new ArrayList<>(txNum);
 155                         for (DOMDataReadWriteTransaction tx :transactions) {
 156                             builder.add(tx.submit());
 157                         }
 158                         return builder;
 159                     });
 160             Futures.allAsList(allFutures).get();
 161             return null;
 162         });
 163
 164         final DOMDataReadTransaction readTx = measure("Txs:1 (ro), Allocate",
 165                 (Callable<DOMDataReadTransaction>) () -> domBroker.newReadOnlyTransaction());
 166
 167
 168         measure("Txs:1 (ro) Reads:" + txNum + " (1-level)" , (Callable<Void>) () -> {
 169             for (int i = 0; i < txNum; i++) {
 170                 ListenableFuture<Optional<NormalizedNode<?, ?>>> potential = readTx.read(OPERATIONAL,
 171                         outerListPath(i));
 172                 assertTrue("outerList/" + i, potential.get().isPresent());
 173             }
 174             return null;
 175         });
 176
 177         measure("Txs:1 (ro) Reads:" + txNum * innerNum + " (2-level)", (Callable<Void>) () -> {
 178             for (int i = 0; i < txNum; i++) {
 179                 for (int j = 0; j < innerNum; j++) {
 180                     YangInstanceIdentifier path = YangInstanceIdentifier
 181                             .builder(outerListPath(i))
 182                             //
 183                             .node(TestModel.INNER_LIST_QNAME)
 184                             .nodeWithKey(TestModel.INNER_LIST_QNAME, TestModel.NAME_QNAME, String.valueOf(j))
 185                             .build();
 186                     ListenableFuture<Optional<NormalizedNode<?, ?>>> potential = readTx.read(OPERATIONAL, path);
 187                     assertTrue("outer-list/" + i + "/inner-list/" + j, potential.get().isPresent());
 188                 }
 189             }
 190             return null;
 191         });
 192     }
 193
 194     private void measureOneTransactionTopContainer() throws Exception {
 195
 196         final DOMDataReadWriteTransaction writeTx = measure("Txs:1 Allocate", () -> domBroker.newReadWriteTransaction());
 197
 198         measure("Txs:1 Write", (Callable<Void>) () -> {
 199             writeTx.put(OPERATIONAL, TestModel.TEST_PATH, ImmutableNodes.containerNode(TestModel.TEST_QNAME));
 200             writeTx.put(OPERATIONAL, TestModel.OUTER_LIST_PATH,
 201                     ImmutableNodes.mapNodeBuilder(TestModel.OUTER_LIST_QNAME).build());
 202             return null;
 203         });
 204
 205         measure("Txs:1 Reads:1", (Callable<Void>) () -> {
 206             // Reads /test in writeTx
 207             ListenableFuture<Optional<NormalizedNode<?, ?>>> writeTxContainer = writeTx.read(OPERATIONAL,
 208                     TestModel.TEST_PATH);
 209             assertTrue(writeTxContainer.get().isPresent());
 210             return null;
 211         });
 212
 213         measure("Txs:1 Reads:1", (Callable<Void>) () -> {
 214             // Reads /test in writeTx
 215             ListenableFuture<Optional<NormalizedNode<?, ?>>> writeTxContainer = writeTx.read(OPERATIONAL,
 216                     TestModel.TEST_PATH);
 217             assertTrue(writeTxContainer.get().isPresent());
 218             return null;
 219         });
 220
 221         measure("Txs:1 Submit, Finish", (Callable<Void>) () -> {
 222             measure("Txs:1 Submit", (Callable<ListenableFuture<?>>) () -> writeTx.submit()).get();
 223             return null;
 224         });
 225     }
 226 }