Package org.apache.hadoop.mapreduce.v2.app.webapp.dao

Examples of org.apache.hadoop.mapreduce.v2.app.webapp.dao.TaskAttemptInfo

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      ContainerLaunchContext launchContext = createContainerLaunchContext(
          cEvent.getApplicationACLs(), taskAttempt.conf, taskAttempt.jobToken,
          taskAttempt.remoteTask, taskAttempt.oldJobId, taskAttempt.jvmID,
          taskAttempt.taskAttemptListener, taskAttempt.credentials);
      taskAttempt.eventHandler
        .handle(new ContainerRemoteLaunchEvent(taskAttempt.attemptId,
          launchContext, container, taskAttempt.remoteTask));

      // send event to speculator that our container needs are satisfied
      taskAttempt.eventHandler.handle
          (new SpeculatorEvent(taskAttempt.getID().getTaskId(), -1));
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            ((TaskAttemptKillEvent) event).getMessage());
      }

      //send the deallocate event to ContainerAllocator
      taskAttempt.eventHandler.handle(
          new ContainerAllocatorEvent(taskAttempt.attemptId,
          ContainerAllocator.EventType.CONTAINER_DEALLOCATE));

      // send event to speculator that we withdraw our container needs, if
      //  we're transitioning out of UNASSIGNED
      if (withdrawsContainerRequest) {
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        taskAttempt.eventHandler.handle(
            ContainerRequestEvent.createContainerRequestEventForFailedContainer(
                taskAttempt.attemptId,
                taskAttempt.resourceCapability));
      } else {
        taskAttempt.eventHandler.handle(new ContainerRequestEvent(
            taskAttempt.attemptId, taskAttempt.resourceCapability,
            taskAttempt.dataLocalHosts.toArray(
                new String[taskAttempt.dataLocalHosts.size()]),
            taskAttempt.dataLocalRacks.toArray(
                new String[taskAttempt.dataLocalRacks.size()])));
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    @Override
    public void transition(TaskAttemptImpl taskAttempt,
        TaskAttemptEvent event) {
      // Tell any speculator that we're requesting a container
      taskAttempt.eventHandler.handle
          (new SpeculatorEvent(taskAttempt.getID().getTaskId(), +1));
      //request for container
      if (rescheduled) {
        taskAttempt.eventHandler.handle(
            ContainerRequestEvent.createContainerRequestEventForFailedContainer(
                taskAttempt.attemptId,
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        .handle(new ContainerRemoteLaunchEvent(taskAttempt.attemptId,
          launchContext, container, taskAttempt.remoteTask));

      // send event to speculator that our container needs are satisfied
      taskAttempt.eventHandler.handle
          (new SpeculatorEvent(taskAttempt.getID().getTaskId(), -1));
    }
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      // send event to speculator that we withdraw our container needs, if
      //  we're transitioning out of UNASSIGNED
      if (withdrawsContainerRequest) {
        taskAttempt.eventHandler.handle
            (new SpeculatorEvent(taskAttempt.getID().getTaskId(), -1));
      }

      switch(finalState) {
        case FAILED:
          taskAttempt.eventHandler.handle(new TaskTAttemptEvent(
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          NetUtils.createSocketAddr(taskAttempt.container.getNodeHttpAddress());
      taskAttempt.trackerName = nodeHttpInetAddr.getHostName();
      taskAttempt.httpPort = nodeHttpInetAddr.getPort();
      taskAttempt.sendLaunchedEvents();
      taskAttempt.eventHandler.handle
          (new SpeculatorEvent
              (taskAttempt.attemptId, true, taskAttempt.clock.getTime()));
      //make remoteTask reference as null as it is no more needed
      //and free up the memory
      taskAttempt.remoteTask = null;
     
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      taskAttempt.logAttemptFinishedEvent(TaskAttemptStateInternal.SUCCEEDED);
      taskAttempt.eventHandler.handle(new TaskTAttemptEvent(
          taskAttempt.attemptId,
          TaskEventType.T_ATTEMPT_SUCCEEDED));
      taskAttempt.eventHandler.handle
      (new SpeculatorEvent
          (taskAttempt.reportedStatus, taskAttempt.clock.getTime()));
   }
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            th(".tsh", "Finished").
            th(".tsh", "Elapsed").
            th(".note", "Note")._()._().
        tbody();
      for (TaskAttempt attempt : getTaskAttempts()) {
        TaskAttemptInfo ta = new TaskAttemptInfo(attempt, true);
        String taid = ta.getId();
        String progress = percent(ta.getProgress() / 100);
        ContainerId containerId = ta.getAssignedContainerId();

        String nodeHttpAddr = ta.getNode();
        long startTime = ta.getStartTime();
        long finishTime = ta.getFinishTime();
        long elapsed = ta.getElapsedTime();
        String diag = ta.getNote() == null ? "" : ta.getNote();
        TR<TBODY<TABLE<Hamlet>>> row = tbody.tr();
        TD<TR<TBODY<TABLE<Hamlet>>>> nodeTd = row.
          td(".id", taid).
          td(".progress", progress).
          td(".state", ta.getState()).td();
        if (nodeHttpAddr == null) {
          nodeTd._("N/A");
        } else {
          nodeTd.
            a(".nodelink", url(HttpConfig.getSchemePrefix(),
                               nodeHttpAddr), nodeHttpAddr);
        }
        nodeTd._();
        if (containerId != null) {
          String containerIdStr = ta.getAssignedContainerIdStr();
          row.td().
              a(".logslink", url(HttpConfig.getSchemePrefix(),
              nodeHttpAddr, "node", "containerlogs",
              containerIdStr, app.getJob().getUserName()), "logs")._();
        } else {
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    for (TaskAttempt ta : task.getAttempts().values()) {
      if (ta != null) {
        if (task.getType() == TaskType.REDUCE) {
          attempts.add(new ReduceTaskAttemptInfo(ta, task.getType()));
        } else {
          attempts.add(new TaskAttemptInfo(ta, task.getType(), false));
        }
      }
    }
    return attempts;
  }
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Related Classes of org.apache.hadoop.mapreduce.v2.app.webapp.dao.TaskAttemptInfo

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  • org.apache.hadoop.mapred.JobConf
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