recovDelay

Class EventPRObserver

java.lang.Object

com.gemstone.gemfire.internal.cache.control.InternalResourceManager.ResourceObserverAdapter

util.PRObserver

recovDelay.EventPRObserver

All Implemented Interfaces:

com.gemstone.gemfire.internal.cache.control.InternalResourceManager.ResourceObserver

public class EventPRObserver
extends PRObserver

Observer hook to notice when a recovery has started and stopped in the current vm.

Field Summary

Fields

Modifier and Type	Field and Description
static boolean	recoveryInProgress

Fields inherited from class util.PRObserver

activityListKey, movingBucket, movingPrimary, rebalRecovFinished, rebalRecovStarted, recoveryConflated

Constructor Summary

Constructors

Constructor and Description
EventPRObserver()

Method Summary

Modifier and Type	Method and Description
static void	installObserverHook() Install a hook to determine when rebalancing/recovery starts/stops
void	movingBucket(com.gemstone.gemfire.cache.Region region, int bucketId, com.gemstone.gemfire.distributed.DistributedMember source, com.gemstone.gemfire.distributed.DistributedMember target) Callback for moving a bucket
void	movingPrimary(com.gemstone.gemfire.cache.Region region, int bucketId, com.gemstone.gemfire.distributed.DistributedMember source, com.gemstone.gemfire.distributed.DistributedMember target) Callback for moving a primary
void	rebalancingOrRecoveryFinished(com.gemstone.gemfire.cache.Region region) Log that rebalancing/recovery has finished.
void	rebalancingOrRecoveryStarted(com.gemstone.gemfire.cache.Region region) Log that rebalancing/recovery has started.
void	recoveryConflated(com.gemstone.gemfire.internal.cache.PartitionedRegion region) Log that recovery was rejected because it was already in progress.

Methods inherited from class util.PRObserver

_addToActivityList, activityListToString, addFinishToActivityList, completedActivities, getRegionNameFromActivity, initialize, initialize, installObserverHook, verifyNoRebalRecov, waitForAnyRebalRecovToStart, waitForEachVMToFinish, waitForRebalRecov, waitForRebalRecovToStart, waitForRecovery, waitForVMToFinish

Methods inherited from class com.gemstone.gemfire.internal.cache.control.InternalResourceManager.ResourceObserverAdapter

rebalancingFinished, rebalancingStarted, recoveryFinished, recoveryStarted

Methods inherited from class java.lang.Object

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

Field Detail

recoveryInProgress

public static boolean recoveryInProgress

Constructor Detail

EventPRObserver

public EventPRObserver()

Method Detail

rebalancingOrRecoveryStarted

public void rebalancingOrRecoveryStarted(com.gemstone.gemfire.cache.Region region)

Log that rebalancing/recovery has started. Mark in the blackboard the earliest start time for recovery. Record in the blackboard that a recovery has started. Note that for the earliest start time to be accurate, initialize() must have been called prior to expecting rebalancing/recovery.

Overrides:

rebalancingOrRecoveryStarted in class PRObserver

Parameters:

region - The region that is undergoing rebalancing/recovery.

rebalancingOrRecoveryFinished

public void rebalancingOrRecoveryFinished(com.gemstone.gemfire.cache.Region region)

Log that rebalancing/recovery has finished. Mark in the blackboard the latest finish time for recovery. Record in the blackboard that a recovery has finished. Note that for the latest finish time to be accurate, initialize() must have been called prior to expecting rebalancing/recovery.

Overrides:

rebalancingOrRecoveryFinished in class PRObserver

Parameters:

region - The region that finished rebalancing/recovery.

recoveryConflated

public void recoveryConflated(com.gemstone.gemfire.internal.cache.PartitionedRegion region)

Log that recovery was rejected because it was already in progress. Increment a counter that this vm rejected recovery.

Specified by:

recoveryConflated in interface com.gemstone.gemfire.internal.cache.control.InternalResourceManager.ResourceObserver

Overrides:

recoveryConflated in class PRObserver

movingBucket

public void movingBucket(com.gemstone.gemfire.cache.Region region,
                         int bucketId,
                         com.gemstone.gemfire.distributed.DistributedMember source,
                         com.gemstone.gemfire.distributed.DistributedMember target)

Callback for moving a bucket

Specified by:

movingBucket in interface com.gemstone.gemfire.internal.cache.control.InternalResourceManager.ResourceObserver

Overrides:

movingBucket in class PRObserver

movingPrimary

public void movingPrimary(com.gemstone.gemfire.cache.Region region,
                          int bucketId,
                          com.gemstone.gemfire.distributed.DistributedMember source,
                          com.gemstone.gemfire.distributed.DistributedMember target)

Callback for moving a primary

Specified by:

movingPrimary in interface com.gemstone.gemfire.internal.cache.control.InternalResourceManager.ResourceObserver

Overrides:

movingPrimary in class PRObserver

installObserverHook

public static void installObserverHook()

Install a hook to determine when rebalancing/recovery starts/stops