Package io.openems.edge.core.componentmanager

Class OutOfMemoryHeapDumpWorker

java.lang.Object

io.openems.common.worker.AbstractWorker

io.openems.edge.core.componentmanager.ComponentManagerWorker

io.openems.edge.core.componentmanager.OutOfMemoryHeapDumpWorker

All Implemented Interfaces:

org.osgi.service.cm.ConfigurationListener

public class OutOfMemoryHeapDumpWorker
extends ComponentManagerWorker

This Worker constantly checks for heap-dump files in /usr/lib/openems directory. Those get created on OutOfMemory-Errors. All but the latest heap-dump file are deleted and the ComponentManager.ChannelId.WAS_OUT_OF_MEMORY StateChannel is set.

Field Summary

Fields inherited from class io.openems.edge.core.componentmanager.ComponentManagerWorker

parent

Fields inherited from class io.openems.common.worker.AbstractWorker

ALWAYS_WAIT_FOR_TRIGGER_NEXT_RUN, DO_NOT_WAIT, thread

Constructor Summary

Constructors

Constructor	Description
OutOfMemoryHeapDumpWorker(ComponentManagerImpl parent)

Method Summary

Modifier and Type	Method	Description
protected void	forever()	This method is called in a loop forever until the Thread gets interrupted.
protected int	getCycleTime()	Gets the cycleTime of this worker in [ms].

Methods inherited from class io.openems.edge.core.componentmanager.ComponentManagerWorker

configurationEvent, debugLog

Methods inherited from class io.openems.common.worker.AbstractWorker

activate, activate, deactivate, modified, modified, setPriority, triggerNextRun

Methods inherited from class java.lang.Object

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

Constructor Details

OutOfMemoryHeapDumpWorker

public OutOfMemoryHeapDumpWorker(ComponentManagerImpl parent)

Method Details

forever

protected void forever()

Description copied from class: AbstractWorker

This method is called in a loop forever until the Thread gets interrupted.

Specified by:

forever in class AbstractWorker

getCycleTime

protected int getCycleTime()

Description copied from class: AbstractWorker

Gets the cycleTime of this worker in [ms].

• > 0 sets the minimum execution time of one Cycle
• = 0 never wait between two consecutive executions of forever()
• < 0 causes the Cycle to sleep forever until 'triggerNextRun()' is called

Specified by:

getCycleTime in class AbstractWorker

Returns:

the cycleTime