Package org.apache.hadoop.hdfs.server.namenode.metrics

Examples of org.apache.hadoop.hdfs.server.namenode.metrics.NameNodeMetrics

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    MOVE_LAST_CHECKPOINT
  };

  private void saveNamespaceWithInjectedFault(Fault fault) throws IOException {
    Configuration conf = getConf();
    NameNode.myMetrics = new NameNodeMetrics(conf, null);
    NameNode.format(conf);
    NameNode nn = new NameNode(conf);
    FSNamesystem fsn = nn.getNamesystem();

    // Replace the FSImage with a spy
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  }

  // @Test
  public void testSaveWhileEditsRolled() throws Exception {
    Configuration conf = getConf();
    NameNode.myMetrics = new NameNodeMetrics(conf, null);
    NameNode.format(conf);
    NameNode nn = new NameNode(conf);
    FSNamesystem fsn = nn.getNamesystem();

    // Replace the FSImage with a spy
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   */
  public void testSaveImageWhileSyncInProgress() throws Throwable {
    Configuration conf = getConf();
    NameNode.format(conf);
    NameNode fakeNN = mock(NameNode.class);
    NameNode.myMetrics = new NameNodeMetrics(conf, fakeNN);
    Mockito.doReturn(new InetSocketAddress("127.0.0.1", 12345)).
      when(fakeNN).getNameNodeAddress();
   
    final FSNamesystem namesystem = new FSNamesystem(fakeNN, conf);

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   */
  public void testSaveRightBeforeSync() throws Exception {
    Configuration conf = getConf();
    NameNode.format(conf);
    NameNode fakeNN = mock(NameNode.class);
    NameNode.myMetrics = new NameNodeMetrics(conf, fakeNN);
    Mockito.doReturn(new InetSocketAddress("127.0.0.1", 12345)).
      when(fakeNN).getNameNodeAddress();
    final FSNamesystem namesystem = new FSNamesystem(fakeNN, conf);

    try {
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    UserGroupInformation.setConfiguration(conf);
    SecurityUtil.login(conf, DFSConfigKeys.DFS_NAMENODE_KEYTAB_FILE_KEY,
        DFSConfigKeys.DFS_NAMENODE_USER_NAME_KEY, socAddr.getHostName());
    int handlerCount = conf.getInt("dfs.namenode.handler.count", 10);
   
    myMetrics = new NameNodeMetrics(conf, this);
    this.namesystem = new FSNamesystem(this, conf);

    if (UserGroupInformation.isSecurityEnabled()) {
      namesystem.activateSecretManager();
    }
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      fsImage.close();
      throw ioe;
    }
    long timeTakenToLoadFSImage = now() - loadStart;
    LOG.info("Finished loading FSImage in " + timeTakenToLoadFSImage + " msecs");
    NameNodeMetrics nnMetrics = NameNode.getNameNodeMetrics();
    if (nnMetrics != null) {
      nnMetrics.setFsImageLoadTime((int) timeTakenToLoadFSImage);
    }
    return namesystem;
  }
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    String nameserviceId = DFSUtil.getNamenodeNameServiceId(conf);
    namesystem.loadFSImage(startOpt, fsImage,
      HAUtil.isHAEnabled(conf, nameserviceId));
    long timeTakenToLoadFSImage = now() - loadStart;
    LOG.info("Finished loading FSImage in " + timeTakenToLoadFSImage + " msecs");
    NameNodeMetrics nnMetrics = NameNode.getNameNodeMetrics();
    if (nnMetrics != null) {
      nnMetrics.setFsImageLoadTime((int) timeTakenToLoadFSImage);
    }
    return namesystem;
  }
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    String nameserviceId = DFSUtil.getNamenodeNameServiceId(conf);
    namesystem.loadFSImage(startOpt, fsImage,
      HAUtil.isHAEnabled(conf, nameserviceId));
    long timeTakenToLoadFSImage = now() - loadStart;
    LOG.info("Finished loading FSImage in " + timeTakenToLoadFSImage + " msecs");
    NameNodeMetrics nnMetrics = NameNode.getNameNodeMetrics();
    if (nnMetrics != null) {
      nnMetrics.setFsImageLoadTime((int) timeTakenToLoadFSImage);
    }
    return namesystem;
  }
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    // The rpc-server port can be ephemeral... ensure we have the correct info
    this.nameNodeAddress = this.server.getListenerAddress();
    FileSystem.setDefaultUri(conf, getUri(nameNodeAddress));
    LOG.info("Namenode up at: " + this.nameNodeAddress);

    myMetrics = new NameNodeMetrics(conf, this);

    this.namesystem = new FSNamesystem(this, conf);
    this.server.start();  //start RPC server  

    this.emptier = new Thread(new Trash(conf).getEmptier(), "Trash Emptier");
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    // The rpc-server port can be ephemeral... ensure we have the correct info
    this.serverAddress = this.server.getListenerAddress();
    FileSystem.setDefaultUri(conf, getUri(serverAddress));
    LOG.info("Namenode up at: " + this.serverAddress);

    myMetrics = new NameNodeMetrics(conf, this);

    this.namesystem = new FSNamesystem(this, conf);
    startHttpServer(conf);
    this.server.start();  //start RPC server  
    startTrashEmptier(conf);
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Related Classes of org.apache.hadoop.hdfs.server.namenode.metrics.NameNodeMetrics

  • org.apache.hadoop.hdfs.server.blockmanagement.BlockManager
  • org.apache.hadoop.hdfs.server.namenode.CacheManager
  • org.apache.hadoop.hdfs.server.namenode.FSNamesystem
  • org.apache.hadoop.hdfs.server.namenode.GetImageServlet
  • org.apache.hadoop.hdfs.server.namenode.ImageServlet
  • org.apache.hadoop.hdfs.server.namenode.metrics.NameNodeStatistics
  • org.apache.hadoop.hdfs.server.namenode.NameNode
  • org.apache.hadoop.hdfs.server.namenode.TestEditLog
  • org.apache.hadoop.hdfs.server.namenode.TestEditLogRace
  • org.apache.hadoop.hdfs.server.namenode.TestNamenodeVerify$MyNs
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