类 org.apache.hadoop.mapred.MapTaskCompletionEventsUpdate
的使用

使用MapTaskCompletionEventsUpdate的程序包

程序包	说明
org.apache.hadoop.mapred	A software framework for easily writing applications which process vast amounts of data (multi-terabyte data-sets) parallelly on large clusters (thousands of nodes) built of commodity hardware in a reliable, fault-tolerant manner.

org.apache.hadoop.mapred中MapTaskCompletionEventsUpdate的使用

返回MapTaskCompletionEventsUpdate的org.apache.hadoop.mapred中的方法

限定符和类型	方法和说明
MapTaskCompletionEventsUpdate	TaskUmbilicalProtocol.getMapCompletionEvents(JobID jobId, int fromIndex, int maxLocs, TaskAttemptID id, org.apache.hadoop.mapred.JvmContext jvmContext) Called by a reduce task to get the map output locations for finished maps.
MapTaskCompletionEventsUpdate	TaskTracker.getMapCompletionEvents(JobID jobId, int fromEventId, int maxLocs, TaskAttemptID id, org.apache.hadoop.mapred.JvmContext jvmContext)