JMX MBean View

biblioteca

Sun Dec 08 13:17:19 CET 2024
 
NameDomainjava.lang
namePS MarkSweep
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.PS MarkSweep.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=2, duration=1382, endTime=2056576362, id=575, 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={[PS 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=PS 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=524288, init=5570560, max=524288, used=0})}), [PS Old 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=PS Old 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=394133504, init=89522176, max=1431699456, used=276576432})}), [PS 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=PS 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=258801664, init=21757952, max=268435456, used=258085864})}), [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=12582912, init=2555904, max=50331648, used=12384640})}), [PS 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=PS 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=43646976, init=33554432, max=714735616, 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={[PS 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=PS 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=524288, init=5570560, max=524288, used=393216})}), [PS Old 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=PS Old 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=394133504, init=89522176, max=1431699456, used=276265744})}), [PS 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=PS 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=258146304, init=21757952, max=268435456, used=258085864})}), [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=12582912, init=2555904, max=50331648, used=12384640})}), [PS 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=PS 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=43646976, init=33554432, max=714735616, used=0})})}), startTime=2056574980})    
CollectionCount R long CollectionCount
575    
CollectionTime R long CollectionTime
811765    
Name R java.lang.String Name
PS MarkSweep    
Valid R boolean Valid
True    
MemoryPoolNames R [Ljava.lang.String; MemoryPoolNames
PS Eden Space
PS Survivor Space
PS Old Gen
PS Perm Gen