Package | Description |
---|---|
org.apache.hadoop.filecache | |
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.mapreduce.server.tasktracker.userlogs | |
org.apache.hadoop.util |
Constructor and Description |
---|
TrackerDistributedCacheManager(org.apache.hadoop.conf.Configuration conf,
TaskController controller) |
TrackerDistributedCacheManager(org.apache.hadoop.conf.Configuration conf,
TaskController taskController,
MRAsyncDiskService asyncDiskService)
Creates a TrackerDistributedCacheManager with a MRAsyncDiskService.
|
Modifier and Type | Class and Description |
---|---|
class |
DefaultTaskController
The default implementation for controlling tasks.
|
Modifier and Type | Method and Description |
---|---|
TaskController |
TaskTracker.getTaskController() |
Constructor and Description |
---|
TaskController.DeletionContext(TaskController controller,
boolean isLog,
java.lang.String user,
java.lang.String subDir) |
Modifier and Type | Method and Description |
---|---|
TaskController |
UserLogManager.getTaskController()
Get the taskController for deleting logs.
|
Constructor and Description |
---|
UserLogManager(org.apache.hadoop.conf.Configuration conf,
TaskController taskController)
Create the user log manager to manage user logs on
TaskTracker . |
Constructor and Description |
---|
MRAsyncDiskService(org.apache.hadoop.fs.FileSystem localFileSystem,
TaskController taskController,
java.lang.String[] nonCanonicalVols)
Create a AsyncDiskServices with a set of volumes (specified by their
root directories).
|
Copyright © 2009 The Apache Software Foundation