## Uses of Class
org.apache.hadoop.mapred.JobHistory.Task

Packages that use JobHistory.Task
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.

Uses of JobHistory.Task in org.apache.hadoop.mapred

Subclasses of JobHistory.Task in org.apache.hadoop.mapred
`static class` `JobHistory.MapAttempt` Helper class for logging or reading back events related to start, finish or failure of a Map Attempt on a node.
`static class` `JobHistory.ReduceAttempt` Helper class for logging or reading back events related to start, finish or failure of a Map Attempt on a node.
`static class` `JobHistory.TaskAttempt` Base class for Map and Reduce TaskAttempts.

Methods in org.apache.hadoop.mapred that return types with arguments of type JobHistory.Task
`Map<String,JobHistory.Task>` `JobHistory.JobInfo.getAllTasks()` Returns all map and reduce tasks .

Copyright © 2009 The Apache Software Foundation