private void setUpReduceTask(
TaskAttemptID reduceTaskId,
long reduceStart,
long mapDoneDelay,
long reduceRuntime,
long reduceKill) {
jobTracker.runReduceTask(
taskTrackerName, reduceTaskId, reduceStart, mapDoneDelay, reduceRuntime, reduceKill);
long mapDone = jobTracker.nextHeartbeat(reduceStart + mapDoneDelay);
if (reduceKill < 0 || mapDone < reduceKill) {
// it generates completion events iff it survives mapDone
eventQueue.expectReduceTask(
taskTracker, reduceTaskId,
mapDone, reduceRuntime);
}
}
