KahaDBQueueTest.java

/**
 * 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,
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 * See the License for the specific language governing permissions and
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package org.apache.activemq.perf;

import java.io.File;

import org.apache.activemq.broker.BrokerService;
import org.apache.activemq.store.kahadb.KahaDBPersistenceAdapter;

/**
 *
 */
public class KahaDBQueueTest extends SimpleQueueTest {

   @Override
   protected void setUp() throws Exception {
      this.numberOfDestinations = 25;
      this.numberofProducers = 1;
      super.setUp();
   }

   @Override
   protected void configureBroker(BrokerService answer, String uri) throws Exception {

      File dataFileDir = new File("target/test-amq-data/perfTest/kahadb");
      File archiveDir = new File(dataFileDir, "archive");
      KahaDBPersistenceAdapter kaha = new KahaDBPersistenceAdapter();
      kaha.setDirectory(dataFileDir);
      kaha.setDirectoryArchive(archiveDir);
      kaha.setArchiveDataLogs(false);

      // The setEnableJournalDiskSyncs(false) setting is a little dangerous right now, as I have not verified
      // what happens if the index is updated but a journal update is lost.
      // Index is going to be in consistent, but can it be repaired?
      kaha.setEnableJournalDiskSyncs(true);
      // Using a bigger journal file size makes he take fewer spikes as it is not switching files as often.
      //kaha.setJournalMaxFileLength(1024*1024*100);

      // small batch means more frequent and smaller writes
      //kaha.setIndexWriteBatchSize(100);
      // do the index write in a separate thread
      kaha.setEnableIndexWriteAsync(true);
      kaha.setIndexCacheSize(10000);

      answer.setPersistenceAdapter(kaha);
      answer.addConnector(uri);
      answer.setDeleteAllMessagesOnStartup(true);

   }

}