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JVMMemoryStats.java API Doc Glassfish v2 API 4442 Fri May 04 22:25:48 BST 2007 com.sun.enterprise.admin.monitor.stats

JVMMemoryStats

public interface JVMMemoryStats implements javax.management.j2ee.statistics.Stats

A Stats interface, to expose the monitoring information about the JVM memory subsystem. This interfaces exposes the memory usage information for the heap and the non-heap areas of the memory subsystem.

since: 8.1

Fields Summary
Constructors Summary
Methods Summary
public javax.management.j2ee.statistics.CountStatistic getCommittedHeapSize()
Returns the amount of memory in bytes that is committed for the JVM to use
return
CountStatistic memory committed for the jvm in bytes
public javax.management.j2ee.statistics.CountStatistic getCommittedNonHeapSize()
Returns the amount of memory in bytes that is committed for the JVM to use
return
CountStatistic memory committed for the jvm in bytes
public javax.management.j2ee.statistics.CountStatistic getInitHeapSize()
Returns the size of the heap initially requested by the JVM
return
CountStatistic initial heap size in bytes
public javax.management.j2ee.statistics.CountStatistic getInitNonHeapSize()
Returns the size of the non=heap area initially requested by the JVM
return
CountStatistic initial size of the non-heap area in bytes
public javax.management.j2ee.statistics.CountStatistic getMaxHeapSize()
Returns the maximum amount of memory in bytes that can be used for memory management
return
CountStatistic maximum heap size in bytes
public javax.management.j2ee.statistics.CountStatistic getMaxNonHeapSize()
Returns the maximum amount of memory in bytes that can be used for memory management
return
CountStatistic maximum non-heap area size in bytes
public javax.management.j2ee.statistics.CountStatistic getObjectPendingFinalizationCount()
Returns the approximate number of objects, that are pending finalization.
return
CountStatistic Objects pending finalization
public javax.management.j2ee.statistics.CountStatistic getUsedHeapSize()
Returns the size of the heap currently in use
return
CountStatistic current heap usage in bytes
public javax.management.j2ee.statistics.CountStatistic getUsedNonHeapSize()
Returns the size of the non-heap area currently in use
return
CountStatistic current usage of the non-heap area in bytes