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.
|
org.apache.hadoop.mapreduce.server.jobtracker |
Modifier and Type | Method and Description |
---|---|
JobInProgress |
TaskInProgress.getJob()
Return the parent job
|
JobInProgress |
JobTracker.getJob(JobID jobid) |
Modifier and Type | Method and Description |
---|---|
java.util.Vector<JobInProgress> |
JobTracker.completedJobs() |
java.util.Vector<JobInProgress> |
JobTracker.failedJobs() |
java.util.List<JobInProgress> |
JobTracker.getCompletedJobs() |
java.util.List<JobInProgress> |
JobTracker.getFailedJobs() |
java.util.List<JobInProgress> |
JobTracker.getRunningJobs()
Version that is called from a timer thread, and therefore needs to be
careful to synchronize.
|
java.util.Vector<JobInProgress> |
JobTracker.runningJobs() |
Modifier and Type | Method and Description |
---|---|
void |
JobTracker.failJob(JobInProgress job)
Fail a job and inform the listeners.
|
void |
JobTracker.initJob(JobInProgress job) |
Constructor and Description |
---|
TaskInProgress(JobID jobid,
java.lang.String jobFile,
int numMaps,
int partition,
JobTracker jobtracker,
JobConf conf,
JobInProgress job,
int numSlotsRequired)
Constructor for ReduceTask
|
TaskInProgress(JobID jobid,
java.lang.String jobFile,
JobSplit.TaskSplitMetaInfo split,
JobTracker jobtracker,
JobConf conf,
JobInProgress job,
int partition,
int numSlotsRequired)
Constructor for MapTask
|
Modifier and Type | Method and Description |
---|---|
JobInProgress |
TaskTracker.getJobForFallowSlot(TaskType taskType)
Get the
JobInProgress for which the fallow slot(s) are held. |
Modifier and Type | Method and Description |
---|---|
void |
TaskTracker.reserveSlots(TaskType taskType,
JobInProgress job,
int numSlots)
Reserve specified number of slots for a given
job . |
void |
TaskTracker.unreserveSlots(TaskType taskType,
JobInProgress job)
Free map slots on this
TaskTracker which were reserved for
taskType . |
Modifier and Type | Method and Description |
---|---|
void |
JobTrackerJspHelper.generateJobTable(javax.servlet.jsp.JspWriter out,
java.lang.String label,
java.util.List<JobInProgress> jobs)
Returns an XML-formatted table of the jobs in the list.
|
Copyright © 2009 The Apache Software Foundation