Java Code Examples for org.apache.hadoop.yarn.server.api.records.NodeHealthStatus#getIsNodeHealthy()

The following examples show how to use org.apache.hadoop.yarn.server.api.records.NodeHealthStatus#getIsNodeHealthy() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: RMNodeImpl.java    From hadoop with Apache License 2.0 6 votes vote down vote up 
@Override
public NodeState transition(RMNodeImpl rmNode, RMNodeEvent event) {
  RMNodeStatusEvent statusEvent = (RMNodeStatusEvent) event;

  // Switch the last heartbeatresponse.
  rmNode.latestNodeHeartBeatResponse = statusEvent.getLatestResponse();
  NodeHealthStatus remoteNodeHealthStatus = statusEvent.getNodeHealthStatus();
  rmNode.setHealthReport(remoteNodeHealthStatus.getHealthReport());
  rmNode.setLastHealthReportTime(
      remoteNodeHealthStatus.getLastHealthReportTime());
  if (remoteNodeHealthStatus.getIsNodeHealthy()) {
    rmNode.context.getDispatcher().getEventHandler().handle(
        new NodeAddedSchedulerEvent(rmNode));
    rmNode.context.getDispatcher().getEventHandler().handle(
            new NodesListManagerEvent(
                NodesListManagerEventType.NODE_USABLE, rmNode));
    // ??? how about updating metrics before notifying to ensure that
    // notifiers get update metadata because they will very likely query it
    // upon notification
    // Update metrics
    rmNode.updateMetricsForRejoinedNode(NodeState.UNHEALTHY);
    return NodeState.RUNNING;
  }

  return NodeState.UNHEALTHY;
}
Example 2
Source File: RMNodeImpl.java    From big-c with Apache License 2.0 6 votes vote down vote up 
@Override
public NodeState transition(RMNodeImpl rmNode, RMNodeEvent event) {
  RMNodeStatusEvent statusEvent = (RMNodeStatusEvent) event;

  // Switch the last heartbeatresponse.
  rmNode.latestNodeHeartBeatResponse = statusEvent.getLatestResponse();
  NodeHealthStatus remoteNodeHealthStatus = statusEvent.getNodeHealthStatus();
  rmNode.setHealthReport(remoteNodeHealthStatus.getHealthReport());
  rmNode.setLastHealthReportTime(
      remoteNodeHealthStatus.getLastHealthReportTime());
  if (remoteNodeHealthStatus.getIsNodeHealthy()) {
    rmNode.context.getDispatcher().getEventHandler().handle(
        new NodeAddedSchedulerEvent(rmNode));
    rmNode.context.getDispatcher().getEventHandler().handle(
            new NodesListManagerEvent(
                NodesListManagerEventType.NODE_USABLE, rmNode));
    // ??? how about updating metrics before notifying to ensure that
    // notifiers get update metadata because they will very likely query it
    // upon notification
    // Update metrics
    rmNode.updateMetricsForRejoinedNode(NodeState.UNHEALTHY);
    return NodeState.RUNNING;
  }

  return NodeState.UNHEALTHY;
}
Example 3
Source File: RMNodeImpl.java    From hadoop with Apache License 2.0 4 votes vote down vote up 
@Override
public NodeState transition(RMNodeImpl rmNode, RMNodeEvent event) {

  RMNodeStatusEvent statusEvent = (RMNodeStatusEvent) event;

  // Switch the last heartbeatresponse.
  rmNode.latestNodeHeartBeatResponse = statusEvent.getLatestResponse();

  NodeHealthStatus remoteNodeHealthStatus = 
      statusEvent.getNodeHealthStatus();
  rmNode.setHealthReport(remoteNodeHealthStatus.getHealthReport());
  rmNode.setLastHealthReportTime(
      remoteNodeHealthStatus.getLastHealthReportTime());
  if (!remoteNodeHealthStatus.getIsNodeHealthy()) {
    LOG.info("Node " + rmNode.nodeId + " reported UNHEALTHY with details: "
        + remoteNodeHealthStatus.getHealthReport());
    rmNode.nodeUpdateQueue.clear();
    // Inform the scheduler
    rmNode.context.getDispatcher().getEventHandler().handle(
        new NodeRemovedSchedulerEvent(rmNode));
    rmNode.context.getDispatcher().getEventHandler().handle(
        new NodesListManagerEvent(
            NodesListManagerEventType.NODE_UNUSABLE, rmNode));
    // Update metrics
    rmNode.updateMetricsForDeactivatedNode(rmNode.getState(),
        NodeState.UNHEALTHY);
    return NodeState.UNHEALTHY;
  }

  rmNode.handleContainerStatus(statusEvent.getContainers());

  if(rmNode.nextHeartBeat) {
    rmNode.nextHeartBeat = false;
    rmNode.context.getDispatcher().getEventHandler().handle(
        new NodeUpdateSchedulerEvent(rmNode));
  }

  // Update DTRenewer in secure mode to keep these apps alive. Today this is
  // needed for log-aggregation to finish long after the apps are gone.
  if (UserGroupInformation.isSecurityEnabled()) {
    rmNode.context.getDelegationTokenRenewer().updateKeepAliveApplications(
      statusEvent.getKeepAliveAppIds());
  }

  return NodeState.RUNNING;
}
Example 4
Source File: RMNodeImpl.java    From big-c with Apache License 2.0 4 votes vote down vote up 
@Override
public NodeState transition(RMNodeImpl rmNode, RMNodeEvent event) {

  RMNodeStatusEvent statusEvent = (RMNodeStatusEvent) event;

  // Switch the last heartbeatresponse.
  rmNode.latestNodeHeartBeatResponse = statusEvent.getLatestResponse();

  NodeHealthStatus remoteNodeHealthStatus = 
      statusEvent.getNodeHealthStatus();
  rmNode.setHealthReport(remoteNodeHealthStatus.getHealthReport());
  rmNode.setLastHealthReportTime(
      remoteNodeHealthStatus.getLastHealthReportTime());
  if (!remoteNodeHealthStatus.getIsNodeHealthy()) {
    LOG.info("Node " + rmNode.nodeId + " reported UNHEALTHY with details: "
        + remoteNodeHealthStatus.getHealthReport());
    rmNode.nodeUpdateQueue.clear();
    // Inform the scheduler
    rmNode.context.getDispatcher().getEventHandler().handle(
        new NodeRemovedSchedulerEvent(rmNode));
    rmNode.context.getDispatcher().getEventHandler().handle(
        new NodesListManagerEvent(
            NodesListManagerEventType.NODE_UNUSABLE, rmNode));
    // Update metrics
    rmNode.updateMetricsForDeactivatedNode(rmNode.getState(),
        NodeState.UNHEALTHY);
    return NodeState.UNHEALTHY;
  }

  rmNode.handleContainerStatus(statusEvent.getContainers());

  if(rmNode.nextHeartBeat) {
    rmNode.nextHeartBeat = false;
    rmNode.context.getDispatcher().getEventHandler().handle(
        new NodeUpdateSchedulerEvent(rmNode));
  }

  // Update DTRenewer in secure mode to keep these apps alive. Today this is
  // needed for log-aggregation to finish long after the apps are gone.
  if (UserGroupInformation.isSecurityEnabled()) {
    rmNode.context.getDelegationTokenRenewer().updateKeepAliveApplications(
      statusEvent.getKeepAliveAppIds());
  }

  return NodeState.RUNNING;
}