Package org.apache.hadoop.hdfs.MiniDFSCluster

Examples of org.apache.hadoop.hdfs.MiniDFSCluster.DataNodeProperties

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          namesystem.heartbeats.toArray(
              new DatanodeDescriptor[1]);
      assertEquals(1, datanodes.length);
     
      // shutdown the datanode
      DataNodeProperties dnprop = shutdownDataNode(cluster, datanodes[0]);
      assertEquals(rsCodec.numStripeBlocks, namesystem.getRaidMissingBlocksCount());
      assertEquals(0, namesystem.getMissingBlocksCount()); // zero non-raid missing block
      assertEquals(0, namesystem.getNonCorruptUnderReplicatedBlocks());
     
      // bring up the datanode
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    }  
  }
 
  public DataNodeProperties shutdownDataNode(MiniDFSCluster cluster, DatanodeDescriptor datanode) {
    LOG.info("shutdown datanode: " + datanode.getName());
    DataNodeProperties dnprop = cluster.stopDataNode(datanode.getName());
    FSNamesystem namesystem = cluster.getNameNode().namesystem;
    // make sure that NN detects that the datanode is down
    synchronized (namesystem.heartbeats) {
      datanode.setLastUpdate(0); // mark it dead
      namesystem.heartbeatCheck();
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Related Classes of org.apache.hadoop.hdfs.MiniDFSCluster.DataNodeProperties

  • org.apache.hadoop.hbase.regionserver.wal.TestLogRolling
  • org.apache.hadoop.hdfs.server.blockmanagement.TestNodeCount
  • org.apache.hadoop.hdfs.server.blockmanagement.TestOverReplicatedBlocks
  • org.apache.hadoop.hdfs.server.blockmanagement.TestRBWBlockInvalidation
  • org.apache.hadoop.hdfs.server.datanode.TestDataNodeMultipleRegistrations
  • org.apache.hadoop.hdfs.server.namenode.ha.TestPendingCorruptDnMessages
  • org.apache.hadoop.hdfs.server.namenode.ha.TestStandbyIsHot
  • org.apache.hadoop.hdfs.server.namenode.TestBlockPlacementPolicyHBase
  • org.apache.hadoop.hdfs.server.namenode.TestNodeCount
  • org.apache.hadoop.hdfs.server.namenode.TestOverReplicatedBlocks
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