Package org.apache.hadoop.hdfs

Examples of org.apache.hadoop.hdfs.MiniDFSCluster.waitClusterUp()

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      System.out.println(outStr);
     
      // bring up data nodes & cleanup cluster
      cluster.startDataNodes(conf, 4, true, null, null);
      cluster.waitActive();
      cluster.waitClusterUp();
      fs = cluster.getFileSystem();
      util.cleanup(fs, "/srcdat");
    } finally {
      if (fs != null) {try{fs.close();} catch(Exception e){}}
      if (cluster != null) { cluster.shutdown(); }
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    try {
      // Startup a minicluster
      cluster =
          new MiniDFSCluster.Builder(conf).numDataNodes(NUM_REPLICAS).build();
      assertNotNull("Failed Cluster Creation", cluster);
      cluster.waitClusterUp();
      dfs = (DistributedFileSystem) cluster.getFileSystem();
      assertNotNull("Failed to get FileSystem", dfs);
     
      // Create a file that will be intentionally under-replicated
      final String pathString = new String("/testfile");
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    Configuration conf = new HdfsConfiguration();
    MiniDFSCluster cluster = new MiniDFSCluster.Builder(conf)
        .nnTopology(MiniDFSNNTopology.simpleSingleNN(8020, 50070))
        .numDataNodes(1).build();
    try {
      cluster.waitClusterUp();
      DistributedFileSystem fs = cluster.getFileSystem();
      Path path = new Path("/test");
      FSDataOutputStream out = fs.create(path);
      out.writeBytes("data");
      out.hsync();
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  private static final Log LOG = LogFactory.getLog(TestWaitingRoomPurger.class);

  public void testWaitingRoomPurger() throws IOException {
    Configuration conf = new Configuration();
    MiniDFSCluster cluster = new MiniDFSCluster(conf, 1, true, null);
    cluster.waitClusterUp();
    FileSystem fs = cluster.getFileSystem();

    WaitingRoom wr = new WaitingRoom(conf);
    WaitingRoomPurger purger = wr.getPurger();
    SnapshotNode ssNode = new SnapshotNode(conf);
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      System.out.println(outStr);

      // bring up data nodes & cleanup cluster
      cluster.startDataNodes(conf, 4, true, null, null);
      cluster.waitActive();
      cluster.waitClusterUp();
      fs = cluster.getFileSystem();
      util.cleanup(fs, "/srcdat");
    } finally {
      if (fs != null) {
        try {
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