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

Examples of org.apache.hadoop.hdfs.server.namenode.BlockPlacementPolicyConfigurable.RackRingInfo

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      policy.hostsUpdated();
      fail("Did not throw : " + DefaultRackException.class);
    } catch (DefaultRackException e) {}

    // Verify there is no default rack.
    RackRingInfo info = policy.racksMap.get(NetworkTopology.DEFAULT_RACK);
    assertNull(info);

    HashMap<Node, Node> emptyMap = new HashMap<Node, Node>();
    List<DatanodeDescriptor> results = new ArrayList<DatanodeDescriptor>();
    for (int i = 0; i < dataNodes.length; i++) {
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      assertEquals("Rack structures have unexpected size", testracks.length,
                                                           racks.size());

      for (String rack: testracks) {
        assertTrue("Rack not found",racksMap.containsKey(rack));
        RackRingInfo rackInfo = racksMap.get(rack);
        assertEquals("Index mismatch", rack, racks.get(rackInfo.index));
        assertEquals("Host structures differ in size for rack " + rack,
                        rackInfo.rackNodes.size(),
                        rackInfo.rackNodesMap.size());
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Related Classes of org.apache.hadoop.hdfs.server.namenode.BlockPlacementPolicyConfigurable.RackRingInfo

  • org.apache.hadoop.hdfs.server.namenode.TestConfigurableBlockPlacement
  • org.apache.hadoop.hdfs.server.namenode.TestConfigurableBlockPlacement$VerifiablePolicy
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