Added Methods |
void done(TaskAttemptID, boolean)
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The task is done. |
void fsError(TaskAttemptID, String)
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A child task had a local filesystem error. |
TaskCompletionEvent[] getMapCompletionEvents(JobID, int, int)
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Task getTask(TaskAttemptID )
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Called upon startup by the child process, to fetch Task data. |
void mapOutputLost(TaskAttemptID, String)
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A completed map task's output has been lost. |
boolean ping(TaskAttemptID )
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Child checking to see if we're alive. |
void reportDiagnosticInfo(TaskAttemptID, String)
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Called when the task dies before completion, and we want to report back
diagnostic info |
void shuffleError(TaskAttemptID, String)
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A reduce-task failed to shuffle the map-outputs. |
boolean statusUpdate(TaskAttemptID, TaskStatus)
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Called periodically to report Task progress, from 0.0 to 1.0. |