Package org.apache.hadoop.mapred.JobInProgress

Examples of org.apache.hadoop.mapred.JobInProgress.DataStatistics.mean()

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    }
    return (!skipping && isRunnable() && isRunning() &&
        activeTasks.size() <= MAX_TASK_EXECS &&
        currentTime - lastDispatchTime >= SPECULATIVE_LAG &&
        completes == 0 && !isOnlyCommitPending() &&
        (taskStats.mean() - getCurrentProgressRate(currentTime) >
              taskStats.std() * job.getSlowTaskThreshold()));
  }
 
  /**
   * Is the task currently speculating?
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    }
    return (!skipping && isRunnable() && isRunning() &&
        activeTasks.size() <= MAX_TASK_EXECS &&
        currentTime - lastDispatchTime >= SPECULATIVE_LAG &&
        completes == 0 && !isOnlyCommitPending() &&
        (taskStats.mean() - getCurrentProgressRate(currentTime) >
              taskStats.std() * job.getSlowTaskThreshold()));
  }
 
  /**
   * Is the task currently speculating?
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    }
    return (!skipping && isRunnable() && isRunning() &&
        activeTasks.size() <= MAX_TASK_EXECS &&
        currentTime - lastDispatchTime >= SPECULATIVE_LAG &&
        completes == 0 && !isOnlyCommitPending() &&
        (taskStats.mean() - getCurrentProgressRate(currentTime) >
              taskStats.std() * job.getSlowTaskThreshold()));
  }
 
  /**
   * Is the task currently speculating?
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