Package | Description |
---|---|
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.
|
Modifier and Type | Method and Description |
---|---|
TaskStatus |
JobInProgress.findFinishedMap(int mapId)
Find the details of someplace where a map has finished
|
TaskStatus |
TaskInProgress.getTaskStatus(TaskAttemptID taskid)
Get the status of the specified task
|
TaskStatus[] |
TaskInProgress.getTaskStatuses()
Get the Status of the tasks managed by this TIP
|
Modifier and Type | Method and Description |
---|---|
java.util.List<TaskStatus> |
TaskTrackerStatus.getTaskReports()
Get the current tasks at the TaskTracker.
|
Modifier and Type | Method and Description |
---|---|
void |
TaskTracker.commitPending(TaskAttemptID taskid,
TaskStatus taskStatus,
org.apache.hadoop.mapred.JvmContext jvmContext)
Task is reporting that it is in commit_pending
and it is waiting for the commit Response
|
void |
TaskUmbilicalProtocol.commitPending(TaskAttemptID taskId,
TaskStatus taskStatus,
org.apache.hadoop.mapred.JvmContext jvmContext)
Report that the task is complete, but its commit is pending.
|
boolean |
JobInProgress.completedTask(TaskInProgress tip,
TaskStatus status)
A taskid assigned to this JobInProgress has reported in successfully.
|
boolean |
TaskTracker.statusUpdate(TaskAttemptID taskid,
TaskStatus taskStatus,
org.apache.hadoop.mapred.JvmContext jvmContext)
Called periodically to report Task progress, from 0.0 to 1.0.
|
boolean |
TaskUmbilicalProtocol.statusUpdate(TaskAttemptID taskId,
TaskStatus taskStatus,
org.apache.hadoop.mapred.JvmContext jvmContext)
Report child's progress to parent.
|
void |
JobInProgress.updateTaskStatus(TaskInProgress tip,
TaskStatus status)
Assuming
JobTracker is locked on entry. |
Constructor and Description |
---|
TaskTrackerStatus(java.lang.String trackerName,
java.lang.String urlScheme,
java.lang.String host,
int httpPort,
java.util.List<TaskStatus> taskReports,
int taskFailures,
int dirFailures,
int maxMapTasks,
int maxReduceTasks) |
Copyright © 2009 The Apache Software Foundation