Package org.apache.hadoop.yarn.server.resourcemanager.monitor.invariants

Class ReservationInvariantsChecker

java.lang.Object

org.apache.hadoop.yarn.server.resourcemanager.monitor.invariants.InvariantsChecker

org.apache.hadoop.yarn.server.resourcemanager.monitor.invariants.ReservationInvariantsChecker

All Implemented Interfaces:

SchedulingEditPolicy

public class ReservationInvariantsChecker
extends InvariantsChecker

Invariant checker that checks certain reservation invariants are respected.

Field Summary

Fields inherited from class org.apache.hadoop.yarn.server.resourcemanager.monitor.invariants.InvariantsChecker

INVARIANT_MONITOR_INTERVAL, THROW_ON_VIOLATION

Constructor Summary

Constructors

Constructor	Description
ReservationInvariantsChecker()

Method Summary

Modifier and Type	Method	Description
void	editSchedule()	This method is invoked at regular intervals.

Methods inherited from class org.apache.hadoop.yarn.server.resourcemanager.monitor.invariants.InvariantsChecker

getConf, getContext, getMonitoringInterval, getPolicyName, getScheduler, getThrowOnInvariantViolation, init, logOrThrow

Methods inherited from class java.lang.Object

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

Constructor Detail

ReservationInvariantsChecker

public ReservationInvariantsChecker()

Method Detail

editSchedule

public void editSchedule()

Description copied from interface: SchedulingEditPolicy

This method is invoked at regular intervals. Internally the policy is allowed to track containers and affect the scheduler. The "actions" performed are passed back through an EventHandler.