org.apache.hadoop.hive.ql.exec.tez.monitoring

Class TezJobMonitor

java.lang.Object

org.apache.hadoop.hive.ql.exec.tez.monitoring.TezJobMonitor

public class TezJobMonitor
extends Object

TezJobMonitor keeps track of a tez job while it's being executed. It will print status to the console and retrieve final status of the job after completion.

Constructor Summary

Constructors

Constructor and Description
TezJobMonitor(List<BaseWork> topSortedWorks, org.apache.tez.dag.api.client.DAGClient dagClient, HiveConf conf, org.apache.tez.dag.api.DAG dag, Context ctx)

Method Summary

Modifier and Type	Method and Description
String	getDiagnostics()
static void	initShutdownHook()
static void	killRunningJobs() killRunningJobs tries to terminate execution of all currently running tez queries.
int	monitorExecution()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

TezJobMonitor

public TezJobMonitor(List<BaseWork> topSortedWorks,
                     org.apache.tez.dag.api.client.DAGClient dagClient,
                     HiveConf conf,
                     org.apache.tez.dag.api.DAG dag,
                     Context ctx)

Method Detail

initShutdownHook

public static void initShutdownHook()

monitorExecution

public int monitorExecution()

killRunningJobs

public static void killRunningJobs()

killRunningJobs tries to terminate execution of all currently running tez queries. No guarantees, best effort only. TezJobExecHelper.killRunningJobs() makes use of this method via reflection.

getDiagnostics

public String getDiagnostics()