org.apache.geode.management

Class JVMMetrics

java.lang.Object

org.apache.geode.management.JVMMetrics

public class JVMMetrics
extends java.lang.Object

Composite data type used to distribute metrics for the JVM running a GemFire member.

Since:

GemFire 7.0

Constructor Summary

Constructors

Constructor and Description
JVMMetrics(long gcCount, long gcTimeMillis, long initMemory, long committedMemory, long usedMemory, long maxMemory, int totalThreads) This constructor is to be used by internal JMX framework only.

Method Summary

Modifier and Type	Method and Description
long	getCommittedMemory() Returns the current number of megabytes of memory allocated.
long	getGcCount() Returns the number of times garbage collection has occured.
long	getGcTimeMillis() Returns the amount of time (in milliseconds) spent on garbage collection.
long	getInitMemory() Returns the initial number of megabytes of memory requested from the operating system.
long	getMaxMemory() Returns the maximum number of megabytes of memory available from the operating system.
int	getTotalThreads() Returns the number of threads in use.
long	getUsedMemory() Returns the current number of megabytes of memory being used.
java.lang.String	toString() String representation of JVMMetrics

Methods inherited from class java.lang.Object

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

Constructor Detail

JVMMetrics

@ConstructorProperties(value={"gcCount","gcTimeMillis","initMemory","committedMemory","usedMemory","maxMemory","totalThreads"})
public JVMMetrics(long gcCount,
                                                                                                                                                  long gcTimeMillis,
                                                                                                                                                  long initMemory,
                                                                                                                                                  long committedMemory,
                                                                                                                                                  long usedMemory,
                                                                                                                                                  long maxMemory,
                                                                                                                                                  int totalThreads)

This constructor is to be used by internal JMX framework only. User should not try to create an instance of this class.

Method Detail

getGcCount

public long getGcCount()

Returns the number of times garbage collection has occured.

getGcTimeMillis

public long getGcTimeMillis()

Returns the amount of time (in milliseconds) spent on garbage collection.

getInitMemory

public long getInitMemory()

Returns the initial number of megabytes of memory requested from the operating system.

getCommittedMemory

public long getCommittedMemory()

Returns the current number of megabytes of memory allocated.

getUsedMemory

public long getUsedMemory()

Returns the current number of megabytes of memory being used.

getMaxMemory

public long getMaxMemory()

Returns the maximum number of megabytes of memory available from the operating system.

getTotalThreads

public int getTotalThreads()

Returns the number of threads in use.

toString

public java.lang.String toString()

String representation of JVMMetrics

Overrides:

toString in class java.lang.Object