org.glassfish.admin.monitor.jvm

Class JVMMemoryStatsProvider

java.lang.Object

org.glassfish.admin.monitor.jvm.JVMMemoryStatsProvider

@AMXMetadata(type="memory-mon",
             group="monitoring")
 @ManagedObject
 @Description(value="JVM Memory Statistics")
public class JVMMemoryStatsProvider
extends Object

Class providing the MBean for JVM memory statistics

The MBean will be of the format amx:pp=/mon/server-mon[server],type=memory-mon,name=jvm/memory and can be enabled by turning the Jvm monitoring level in the admin console to LOW

Since:

v2

Constructor Summary

Constructors

Constructor and Description
JVMMemoryStatsProvider()

Method Summary

Modifier and Type	Method and Description
org.glassfish.external.statistics.CountStatistic	getCommittedHeap() Gets the amount of memory that is committed for the Java virtual machine to use
org.glassfish.external.statistics.CountStatistic	getCommittedNonHeap() Gets the amount of memory in bytes that is committed for the Java virtual machine to use
org.glassfish.external.statistics.CountStatistic	getInitHeap() Gets the amount of memory that the Java virtual machine initially requests from the operating system for memory management
org.glassfish.external.statistics.CountStatistic	getInitNonHeap() Gets the amount of memory that the Java virtual machine initially requests from the operating system for memory management
org.glassfish.external.statistics.CountStatistic	getMaxHeap() Gets the maximum amount of memory that can be used for memory management
org.glassfish.external.statistics.CountStatistic	getMaxNonHeap() Gets the maximum amount of memory that can be used for memory management
org.glassfish.external.statistics.CountStatistic	getObjectPendingFinalizationCount() Gets the approximate number of objects for which finalization is pending
org.glassfish.external.statistics.CountStatistic	getUsedHeap() Gets the amount of used memory
org.glassfish.external.statistics.CountStatistic	getUsedNonHeap() Gets the amount of used memory

Methods inherited from class java.lang.Object

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

Constructor Detail

JVMMemoryStatsProvider

public JVMMemoryStatsProvider()

Method Detail

getCommittedHeap

@ManagedAttribute(id="committedheapsize-count")
 @Description(value="amount of memory in bytes that is committed for the Java virtual machine to use")
public org.glassfish.external.statistics.CountStatistic getCommittedHeap()

Gets the amount of memory that is committed for the Java virtual machine to use

Returns:

a CountStatistic with the amount of memory in bytes

getInitHeap

@ManagedAttribute(id="initheapsize-count")
 @Description(value="amount of memory in bytes that the Java virtual machine initially requests from the operating system for memory management")
public org.glassfish.external.statistics.CountStatistic getInitHeap()

Gets the amount of memory that the Java virtual machine initially requests from the operating system for memory management

Returns:

a CountStatistic with the amount of memory in bytes

getMaxHeap

@ManagedAttribute(id="maxheapsize-count")
 @Description(value="maximum amount of memory in bytes that can be used for memory management")
public org.glassfish.external.statistics.CountStatistic getMaxHeap()

Gets the maximum amount of memory that can be used for memory management

Returns:

a CountStatistic with the amount of memory in bytes

getUsedHeap

@ManagedAttribute(id="usedheapsize-count")
 @Description(value="amount of used memory in bytes")
public org.glassfish.external.statistics.CountStatistic getUsedHeap()

Gets the amount of used memory

Returns:

a CountStatistic with the amount of memory in bytes

getCommittedNonHeap

@ManagedAttribute(id="committednonheapsize-count")
 @Description(value="amount of memory in bytes that is committed for the Java virtual machine to use")
public org.glassfish.external.statistics.CountStatistic getCommittedNonHeap()

Gets the amount of memory in bytes that is committed for the Java virtual machine to use

Returns:

a CountStatistic with the amount of memory in bytes

getInitNonHeap

@ManagedAttribute(id="initnonheapsize-count")
 @Description(value="amount of memory in bytes that the Java virtual machine initially requests from the operating system for memory management")
public org.glassfish.external.statistics.CountStatistic getInitNonHeap()

Gets the amount of memory that the Java virtual machine initially requests from the operating system for memory management

Returns:

a CountStatistic with the amount of memory in bytes

getMaxNonHeap

@ManagedAttribute(id="maxnonheapsize-count")
 @Description(value="maximum amount of memory in bytes that can be used for memory management")
public org.glassfish.external.statistics.CountStatistic getMaxNonHeap()

Gets the maximum amount of memory that can be used for memory management

Returns:

a CountStatistic with the amount of memory in bytes

getUsedNonHeap

@ManagedAttribute(id="usednonheapsize-count")
 @Description(value="amount of used memory in bytes")
public org.glassfish.external.statistics.CountStatistic getUsedNonHeap()

Gets the amount of used memory

Returns:

a CountStatistic with the amount of memory in bytes

getObjectPendingFinalizationCount

@ManagedAttribute(id="objectpendingfinalizationcount-count")
 @Description(value="approximate number of objects for which finalization is pending")
public org.glassfish.external.statistics.CountStatistic getObjectPendingFinalizationCount()

Gets the approximate number of objects for which finalization is pending

Returns:

a CountStatistic with the number of objects