Package org.apache.hadoop.yarn.server.api.records

Examples of org.apache.hadoop.yarn.server.api.records.HeartbeatResponse

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    NodeHeartbeatResponse nodeHeartBeatResponse = recordFactory
        .newRecordInstance(NodeHeartbeatResponse.class);

    // 3. Check if it's a 'fresh' heartbeat i.e. not duplicate heartbeat
    HeartbeatResponse lastHeartbeatResponse = rmNode.getLastHeartBeatResponse();
    if (remoteNodeStatus.getResponseId() + 1 == lastHeartbeatResponse
        .getResponseId()) {
      LOG.info("Received duplicate heartbeat from node "
          + rmNode.getNodeAddress());
      nodeHeartBeatResponse.setHeartbeatResponse(lastHeartbeatResponse);
      return nodeHeartBeatResponse;
    } else if (remoteNodeStatus.getResponseId() + 1 < lastHeartbeatResponse
        .getResponseId()) {
      LOG.info("Too far behind rm response id:"
          + lastHeartbeatResponse.getResponseId() + " nm response id:"
          + remoteNodeStatus.getResponseId());
      // TODO: Just sending reboot is not enough. Think more.
      this.rmContext.getDispatcher().getEventHandler().handle(
          new RMNodeEvent(nodeId, RMNodeEventType.REBOOTING));
      return reboot;
    }

    // Heartbeat response
    HeartbeatResponse latestResponse = recordFactory
        .newRecordInstance(HeartbeatResponse.class);
    latestResponse.setResponseId(lastHeartbeatResponse.getResponseId() + 1);
    latestResponse.addAllContainersToCleanup(rmNode.pullContainersToCleanUp());
    latestResponse.addAllApplicationsToCleanup(rmNode.pullAppsToCleanup());
    latestResponse.setNodeAction(NodeAction.NORMAL);

    // 4. Send status to RMNode, saving the latest response.
    this.rmContext.getDispatcher().getEventHandler().handle(
        new RMNodeStatusEvent(nodeId, remoteNodeStatus.getNodeHealthStatus(),
            remoteNodeStatus.getContainersStatuses(), latestResponse));
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    NodeHeartbeatRequest nodeHeartBeatRequest = recordFactory
        .newRecordInstance(NodeHeartbeatRequest.class);
    nodeHeartBeatRequest.setNodeStatus(nodeStatus);

    nodeStatus.setResponseId(0);
    HeartbeatResponse response = resourceTrackerService.nodeHeartbeat(
        nodeHeartBeatRequest).getHeartbeatResponse();
    Assert.assertTrue(response.getResponseId() == 1);

    nodeStatus.setResponseId(response.getResponseId());
    response = resourceTrackerService.nodeHeartbeat(nodeHeartBeatRequest)
        .getHeartbeatResponse();
    Assert.assertTrue(response.getResponseId() == 2);  

    /* try calling with less response id */
    response = resourceTrackerService.nodeHeartbeat(nodeHeartBeatRequest)
        .getHeartbeatResponse();
    Assert.assertTrue(response.getResponseId() == 2);

    nodeStatus.setResponseId(0);
    response = resourceTrackerService.nodeHeartbeat(nodeHeartBeatRequest)
        .getHeartbeatResponse();
    Assert.assertTrue(NodeAction.REBOOT.equals(response.getNodeAction()));
  }
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    ClusterMetrics metrics = ClusterMetrics.getMetrics();
    assert(metrics != null);
    int initialMetricCount = metrics.getNumDecommisionedNMs();

    HeartbeatResponse nodeHeartbeat = nm1.nodeHeartbeat(true);
    Assert.assertTrue(NodeAction.NORMAL.equals(nodeHeartbeat.getNodeAction()));
    nodeHeartbeat = nm2.nodeHeartbeat(true);
    Assert.assertTrue(NodeAction.NORMAL.equals(nodeHeartbeat.getNodeAction()));

    writeToHostsFile("host1");

    rm.getNodesListManager().refreshNodes();

    nodeHeartbeat = nm1.nodeHeartbeat(true);
    Assert.assertTrue(NodeAction.NORMAL.equals(nodeHeartbeat.getNodeAction()));
    Assert
        .assertEquals(0, ClusterMetrics.getMetrics().getNumDecommisionedNMs());

    nodeHeartbeat = nm2.nodeHeartbeat(true);
    Assert.assertTrue("Node is not decommisioned.", NodeAction.SHUTDOWN
        .equals(nodeHeartbeat.getNodeAction()));

    checkDecommissionedNMCount(rm, ++initialMetricCount);
  }
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    MockNM nm2 = rm.registerNode("host2:5678", 10240);

    int initialMetricCount = ClusterMetrics.getMetrics()
        .getNumDecommisionedNMs();

    HeartbeatResponse nodeHeartbeat = nm1.nodeHeartbeat(true);
    Assert.assertTrue(NodeAction.NORMAL.equals(nodeHeartbeat.getNodeAction()));
    nodeHeartbeat = nm2.nodeHeartbeat(true);
    Assert.assertTrue(NodeAction.NORMAL.equals(nodeHeartbeat.getNodeAction()));

    writeToHostsFile("host2");

    rm.getNodesListManager().refreshNodes();

    nodeHeartbeat = nm1.nodeHeartbeat(true);
    Assert.assertTrue(NodeAction.NORMAL.equals(nodeHeartbeat.getNodeAction()));
    nodeHeartbeat = nm2.nodeHeartbeat(true);
    Assert.assertTrue("The decommisioned metrics are not updated",
        NodeAction.SHUTDOWN.equals(nodeHeartbeat.getNodeAction()));
    checkDecommissionedNMCount(rm, ++initialMetricCount);
  }
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    MockNM nm1 = rm.registerNode("host1:1234", 5120);
    MockNM nm2 = new MockNM("host2:1234", 2048, rm.getResourceTrackerService());

    int initialMetricCount = ClusterMetrics.getMetrics().getNumRebootedNMs();
    HeartbeatResponse nodeHeartbeat = nm1.nodeHeartbeat(true);
    Assert.assertTrue(NodeAction.NORMAL.equals(nodeHeartbeat.getNodeAction()));

    nodeHeartbeat = nm2.nodeHeartbeat(
        new HashMap<ApplicationId, List<ContainerStatus>>(), true,
        recordFactory.newRecordInstance(NodeId.class));
    Assert.assertTrue(NodeAction.REBOOT.equals(nodeHeartbeat.getNodeAction()));
    checkRebootedNMCount(rm, ++initialMetricCount);
  }
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  @After
  public void tearDown() throws Exception {
  }
 
  private RMNodeStatusEvent getMockRMNodeStatusEvent() {
    HeartbeatResponse response = mock(HeartbeatResponse.class);

    NodeHealthStatus healthStatus = mock(NodeHealthStatus.class);
    Boolean yes = new Boolean(true);
    doReturn(yes).when(healthStatus).getIsNodeHealthy();
   
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    // but updating heartbeat response for cleanup does
    RMNodeStatusEvent statusEvent = getMockRMNodeStatusEvent();
    node.handle(statusEvent);
    Assert.assertEquals(1, node.getContainersToCleanUp().size());
    Assert.assertEquals(1, node.getAppsToCleanup().size());
    HeartbeatResponse hbrsp = Records.newRecord(HeartbeatResponse.class);
    node.updateHeartbeatResponseForCleanup(hbrsp);
    Assert.assertEquals(0, node.getContainersToCleanUp().size());
    Assert.assertEquals(0, node.getAppsToCleanup().size());
    Assert.assertEquals(1, hbrsp.getContainersToCleanupCount());
    Assert.assertEquals(completedContainerId, hbrsp.getContainerToCleanup(0));
    Assert.assertEquals(1, hbrsp.getApplicationsToCleanupCount());
    Assert.assertEquals(finishedAppId, hbrsp.getApplicationsToCleanup(0));
  }
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    NodeHeartbeatRequest nodeHeartBeatRequest = recordFactory
        .newRecordInstance(NodeHeartbeatRequest.class);
    nodeHeartBeatRequest.setNodeStatus(nodeStatus);

    nodeStatus.setResponseId(0);
    HeartbeatResponse response = resourceTrackerService.nodeHeartbeat(
        nodeHeartBeatRequest).getHeartbeatResponse();
    Assert.assertTrue(response.getResponseId() == 1);

    nodeStatus.setResponseId(response.getResponseId());
    response = resourceTrackerService.nodeHeartbeat(nodeHeartBeatRequest)
        .getHeartbeatResponse();
    Assert.assertTrue(response.getResponseId() == 2);  

    /* try calling with less response id */
    response = resourceTrackerService.nodeHeartbeat(nodeHeartBeatRequest)
        .getHeartbeatResponse();
    Assert.assertTrue(response.getResponseId() == 2);

    nodeStatus.setResponseId(0);
    response = resourceTrackerService.nodeHeartbeat(nodeHeartBeatRequest)
        .getHeartbeatResponse();
    Assert.assertTrue(NodeAction.REBOOT.equals(response.getNodeAction()));
  }
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Related Classes of org.apache.hadoop.yarn.server.api.records.HeartbeatResponse

  • org.apache.hadoop.yarn.server.nodemanager.MockNodeStatusUpdater$MockResourceTracker
  • org.apache.hadoop.yarn.server.nodemanager.NodeStatusUpdaterImpl
  • org.apache.hadoop.yarn.server.nodemanager.TestNodeStatusUpdater$MyResourceTracker
  • org.apache.hadoop.yarn.server.nodemanager.TestNodeStatusUpdater$MyResourceTracker2
  • org.apache.hadoop.yarn.server.nodemanager.TestNodeStatusUpdater$MyResourceTracker3
  • org.apache.hadoop.yarn.server.resourcemanager.MockNM
  • org.apache.hadoop.yarn.server.resourcemanager.NodeManager
  • org.apache.hadoop.yarn.server.resourcemanager.resourcetracker.TestRMNMRPCResponseId
  • org.apache.hadoop.yarn.server.resourcemanager.ResourceTrackerService
  • org.apache.hadoop.yarn.server.resourcemanager.TestApplicationCleanup
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