JMX MBean View

WIN-KC583LF1KD5

Sat May 30 00:53:58 KST 2020
 
NameDomainjava.lang
nameMarkSweepCompact
typeGarbageCollector
Java Classsun.management.GarbageCollectorImpl
DescriptionInformation on the management interface of the MBean

Attribute Name Access Type Description Attribute Value
LastGcInfo R javax.management.openmbean.CompositeData LastGcInfo
javax.management.openmbean.CompositeDataSupport(compositeType=javax.management.openmbean.CompositeType(name=sun.management.MarkSweepCompact.GcInfoCompositeType,items=((itemName=GcThreadCount,itemType=javax.management.openmbean.SimpleType(name=java.lang.Integer)),(itemName=duration,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=endTime,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=id,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=memoryUsageAfterGc,itemType=javax.management.openmbean.TabularType(name=Map,rowType=javax.management.openmbean.CompositeType(name=Map,items=((itemName=key,itemType=javax.management.openmbean.SimpleType(name=java.lang.String)),(itemName=value,itemType=javax.management.openmbean.CompositeType(name=java.lang.management.MemoryUsage,items=((itemName=committed,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=init,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=max,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=used,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long))))))),indexNames=(key))),(itemName=memoryUsageBeforeGc,itemType=javax.management.openmbean.TabularType(name=Map,rowType=javax.management.openmbean.CompositeType(name=Map,items=((itemName=key,itemType=javax.management.openmbean.SimpleType(name=java.lang.String)),(itemName=value,itemType=javax.management.openmbean.CompositeType(name=java.lang.management.MemoryUsage,items=((itemName=committed,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=init,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=max,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=used,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long))))))),indexNames=(key))),(itemName=startTime,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)))),contents={GcThreadCount=1, duration=494, endTime=36078625, id=25, memoryUsageAfterGc=javax.management.openmbean.TabularDataSupport(tabularType=javax.management.openmbean.TabularType(name=Map,rowType=javax.management.openmbean.CompositeType(name=Map,items=((itemName=key,itemType=javax.management.openmbean.SimpleType(name=java.lang.String)),(itemName=value,itemType=javax.management.openmbean.CompositeType(name=java.lang.management.MemoryUsage,items=((itemName=committed,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=init,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=max,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=used,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long))))))),indexNames=(key)),contents={[Perm Gen]=javax.management.openmbean.CompositeDataSupport(compositeType=javax.management.openmbean.CompositeType(name=Map,items=((itemName=key,itemType=javax.management.openmbean.SimpleType(name=java.lang.String)),(itemName=value,itemType=javax.management.openmbean.CompositeType(name=java.lang.management.MemoryUsage,items=((itemName=committed,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=init,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=max,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=used,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long))))))),contents={key=Perm Gen, value=javax.management.openmbean.CompositeDataSupport(compositeType=javax.management.openmbean.CompositeType(name=java.lang.management.MemoryUsage,items=((itemName=committed,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=init,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=max,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=used,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)))),contents={committed=107544576, init=21757952, max=268435456, used=107514064})}), [Tenured Gen]=javax.management.openmbean.CompositeDataSupport(compositeType=javax.management.openmbean.CompositeType(name=Map,items=((itemName=key,itemType=javax.management.openmbean.SimpleType(name=java.lang.String)),(itemName=value,itemType=javax.management.openmbean.CompositeType(name=java.lang.management.MemoryUsage,items=((itemName=committed,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=init,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=max,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=used,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long))))))),contents={key=Tenured Gen, value=javax.management.openmbean.CompositeDataSupport(compositeType=javax.management.openmbean.CompositeType(name=java.lang.management.MemoryUsage,items=((itemName=committed,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=init,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=max,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=used,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)))),contents={committed=243453952, init=134217728, max=331350016, used=139178120})}), [Eden Space]=javax.management.openmbean.CompositeDataSupport(compositeType=javax.management.openmbean.CompositeType(name=Map,items=((itemName=key,itemType=javax.management.openmbean.SimpleType(name=java.lang.String)),(itemName=value,itemType=javax.management.openmbean.CompositeType(name=java.lang.management.MemoryUsage,items=((itemName=committed,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=init,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=max,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=used,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long))))))),contents={key=Eden Space, value=javax.management.openmbean.CompositeDataSupport(compositeType=javax.management.openmbean.CompositeType(name=java.lang.management.MemoryUsage,items=((itemName=committed,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=init,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=max,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=used,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)))),contents={committed=107479040, init=107479040, max=164495360, used=0})}), [Code Cache]=javax.management.openmbean.CompositeDataSupport(compositeType=javax.management.openmbean.CompositeType(name=Map,items=((itemName=key,itemType=javax.management.openmbean.SimpleType(name=java.lang.String)),(itemName=value,itemType=javax.management.openmbean.CompositeType(name=java.lang.management.MemoryUsage,items=((itemName=committed,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=init,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=max,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=used,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long))))))),contents={key=Code Cache, value=javax.management.openmbean.CompositeDataSupport(compositeType=javax.management.openmbean.CompositeType(name=java.lang.management.MemoryUsage,items=((itemName=committed,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=init,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=max,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=used,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)))),contents={committed=7077888, init=2555904, max=50331648, used=6939264})}), [Survivor Space]=javax.management.openmbean.CompositeDataSupport(compositeType=javax.management.openmbean.CompositeType(name=Map,items=((itemName=key,itemType=javax.management.openmbean.SimpleType(name=java.lang.String)),(itemName=value,itemType=javax.management.openmbean.CompositeType(name=java.lang.management.MemoryUsage,items=((itemName=committed,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=init,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=max,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=used,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long))))))),contents={key=Survivor Space, value=javax.management.openmbean.CompositeDataSupport(compositeType=javax.management.openmbean.CompositeType(name=java.lang.management.MemoryUsage,items=((itemName=committed,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=init,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=max,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=used,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)))),contents={committed=13369344, init=13369344, max=20512768, used=0})})}), memoryUsageBeforeGc=javax.management.openmbean.TabularDataSupport(tabularType=javax.management.openmbean.TabularType(name=Map,rowType=javax.management.openmbean.CompositeType(name=Map,items=((itemName=key,itemType=javax.management.openmbean.SimpleType(name=java.lang.String)),(itemName=value,itemType=javax.management.openmbean.CompositeType(name=java.lang.management.MemoryUsage,items=((itemName=committed,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=init,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=max,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=used,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long))))))),indexNames=(key)),contents={[Perm Gen]=javax.management.openmbean.CompositeDataSupport(compositeType=javax.management.openmbean.CompositeType(name=Map,items=((itemName=key,itemType=javax.management.openmbean.SimpleType(name=java.lang.String)),(itemName=value,itemType=javax.management.openmbean.CompositeType(name=java.lang.management.MemoryUsage,items=((itemName=committed,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=init,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=max,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=used,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long))))))),contents={key=Perm Gen, value=javax.management.openmbean.CompositeDataSupport(compositeType=javax.management.openmbean.CompositeType(name=java.lang.management.MemoryUsage,items=((itemName=committed,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=init,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=max,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=used,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)))),contents={committed=107544576, init=21757952, max=268435456, used=107514064})}), [Tenured Gen]=javax.management.openmbean.CompositeDataSupport(compositeType=javax.management.openmbean.CompositeType(name=Map,items=((itemName=key,itemType=javax.management.openmbean.SimpleType(name=java.lang.String)),(itemName=value,itemType=javax.management.openmbean.CompositeType(name=java.lang.management.MemoryUsage,items=((itemName=committed,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=init,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=max,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=used,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long))))))),contents={key=Tenured Gen, value=javax.management.openmbean.CompositeDataSupport(compositeType=javax.management.openmbean.CompositeType(name=java.lang.management.MemoryUsage,items=((itemName=committed,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=init,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=max,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=used,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)))),contents={committed=243453952, init=134217728, max=331350016, used=135491440})}), [Eden Space]=javax.management.openmbean.CompositeDataSupport(compositeType=javax.management.openmbean.CompositeType(name=Map,items=((itemName=key,itemType=javax.management.openmbean.SimpleType(name=java.lang.String)),(itemName=value,itemType=javax.management.openmbean.CompositeType(name=java.lang.management.MemoryUsage,items=((itemName=committed,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=init,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=max,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=used,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long))))))),contents={key=Eden Space, value=javax.management.openmbean.CompositeDataSupport(compositeType=javax.management.openmbean.CompositeType(name=java.lang.management.MemoryUsage,items=((itemName=committed,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=init,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=max,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=used,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)))),contents={committed=107479040, init=107479040, max=164495360, used=88468080})}), [Code Cache]=javax.management.openmbean.CompositeDataSupport(compositeType=javax.management.openmbean.CompositeType(name=Map,items=((itemName=key,itemType=javax.management.openmbean.SimpleType(name=java.lang.String)),(itemName=value,itemType=javax.management.openmbean.CompositeType(name=java.lang.management.MemoryUsage,items=((itemName=committed,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=init,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=max,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=used,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long))))))),contents={key=Code Cache, value=javax.management.openmbean.CompositeDataSupport(compositeType=javax.management.openmbean.CompositeType(name=java.lang.management.MemoryUsage,items=((itemName=committed,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=init,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=max,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=used,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)))),contents={committed=7077888, init=2555904, max=50331648, used=6939264})}), [Survivor Space]=javax.management.openmbean.CompositeDataSupport(compositeType=javax.management.openmbean.CompositeType(name=Map,items=((itemName=key,itemType=javax.management.openmbean.SimpleType(name=java.lang.String)),(itemName=value,itemType=javax.management.openmbean.CompositeType(name=java.lang.management.MemoryUsage,items=((itemName=committed,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=init,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=max,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=used,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long))))))),contents={key=Survivor Space, value=javax.management.openmbean.CompositeDataSupport(compositeType=javax.management.openmbean.CompositeType(name=java.lang.management.MemoryUsage,items=((itemName=committed,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=init,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=max,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)),(itemName=used,itemType=javax.management.openmbean.SimpleType(name=java.lang.Long)))),contents={committed=13369344, init=13369344, max=20512768, used=3586456})})}), startTime=36078131})    
CollectionCount R long CollectionCount
25    
CollectionTime R long CollectionTime
10264    
Name R java.lang.String Name
MarkSweepCompact    
Valid R boolean Valid
True    
MemoryPoolNames R [Ljava.lang.String; MemoryPoolNames
Eden Space
Survivor Space
Tenured Gen
Perm Gen