Uses of Class
org.apache.hadoop.mapred.TaskTrackerStatus

Packages that use TaskTrackerStatus

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

Uses of TaskTrackerStatus in org.apache.hadoop.mapred

Methods in org.apache.hadoop.mapred that return TaskTrackerStatus

TaskTrackerStatus

JobTracker.getTaskTrackerStatus(String trackerID)

Methods in org.apache.hadoop.mapred that return types with arguments of type TaskTrackerStatus

Collection<TaskTrackerStatus>	JobTracker.activeTaskTrackers() Get the active task tracker statuses in the cluster
Collection<TaskTrackerStatus>	JobTracker.blacklistedTaskTrackers() Get the statuses of the blacklisted task trackers in the cluster.
Collection<TaskTrackerStatus>	JobTracker.graylistedTaskTrackers() Get the statuses of the graylisted task trackers in the cluster.
Collection<TaskTrackerStatus>	JobTracker.taskTrackers() Get all the task trackers in the cluster

Methods in org.apache.hadoop.mapred with parameters of type TaskTrackerStatus

protected org.apache.hadoop.mapred.TaskInProgress	JobInProgress.findSpeculativeTask(Collection<org.apache.hadoop.mapred.TaskInProgress> list, TaskTrackerStatus ttStatus, double avgProgress, long currentTime, boolean shouldRemove) Find a speculative task
org.apache.hadoop.mapred.HeartbeatResponse	JobTracker.heartbeat(TaskTrackerStatus status, boolean restarted, boolean initialContact, boolean acceptNewTasks, short responseId) The periodic heartbeat mechanism between the TaskTracker and the JobTracker.
Task	JobInProgress.obtainJobCleanupTask(TaskTrackerStatus tts, int clusterSize, int numUniqueHosts, boolean isMapSlot) Return a CleanupTask, if appropriate, to run on the given tasktracker
Task	JobInProgress.obtainJobSetupTask(TaskTrackerStatus tts, int clusterSize, int numUniqueHosts, boolean isMapSlot) Return a SetupTask, if appropriate, to run on the given tasktracker
Task	JobInProgress.obtainNewMapTask(TaskTrackerStatus tts, int clusterSize, int numUniqueHosts) Return a MapTask, if appropriate, to run on the given tasktracker
Task	JobInProgress.obtainNewMapTaskCommon(TaskTrackerStatus tts, int clusterSize, int numUniqueHosts, int maxCacheLevel) Return a MapTask with locality level that smaller or equal than a given locality level to tasktracker.
Task	JobInProgress.obtainNewNodeLocalMapTask(TaskTrackerStatus tts, int clusterSize, int numUniqueHosts)
Task	JobInProgress.obtainNewNodeOrRackLocalMapTask(TaskTrackerStatus tts, int clusterSize, int numUniqueHosts)
Task	JobInProgress.obtainNewNonLocalMapTask(TaskTrackerStatus tts, int clusterSize, int numUniqueHosts)
Task	JobInProgress.obtainNewReduceTask(TaskTrackerStatus tts, int clusterSize, int numUniqueHosts) Return a ReduceTask, if appropriate, to run on the given tasktracker.
Task	JobInProgress.obtainTaskCleanupTask(TaskTrackerStatus tts, boolean isMapSlot)

Uses of TaskTrackerStatus in org.apache.hadoop.mapreduce.server.jobtracker

Methods in org.apache.hadoop.mapreduce.server.jobtracker that return TaskTrackerStatus

TaskTrackerStatus

TaskTracker.getStatus() Get the current TaskTrackerStatus of the TaskTracker.

Methods in org.apache.hadoop.mapreduce.server.jobtracker with parameters of type TaskTrackerStatus

void	TaskTracker.setStatus(TaskTrackerStatus status) Set the current TaskTrackerStatus of the TaskTracker.