Weak Reference Statistics

Comment

A total of 322,064 java.lang.ref.WeakReference objects have been found, which weakly reference 23,891 objects.
5 objects totalling 96 B are retained (kept alive) only via weak references.
Possible Memory Leak 2 objects totalling 32 B are weakly referenced and also strongly retained (kept alive) via weak references.

Histogram of Weak References

Class Name	Objects	Shallow Heap	Retained Heap
java.lang.ref.WeakReference First 10 of 263,066 objects	263,066	8,418,112	8,418,112
io.opentelemetry.javaagent.shaded.instrumentation.api.cache.internal.weaklockfree.AbstractWeakConcurrentMap$WeakKey First 10 of 35,432 objects	35,432	1,133,824	1,133,824
java.util.WeakHashMap$Entry First 10 of 9,128 objects	9,128	365,120	40,054,400
com.dynatrace.agent.util.ClassLoaderLifecycle$WeakIdentityReference First 10 of 7,243 objects	7,243	231,776	231,776
java.lang.invoke.MethodType$ConcurrentWeakInternSet$WeakEntry First 10 of 4,890 objects	4,890	156,480	156,480
java.util.logging.LogManager$LoggerWeakRef First 10 of 684 objects	684	32,832	43,424
java.lang.ThreadLocal$ThreadLocalMap$Entry First 10 of 475 objects	475	15,200	190,064
java.util.ResourceBundle$KeyElementReference First 10 of 274 objects	274	8,768	8,768
java.io.ObjectStreamClass$WeakClassKey First 10 of 225 objects	225	7,200	7,200
java.lang.WeakPairMap$Pair$Weak First 10 of 135 objects	135	5,400	9,720
java.io.ObjectStreamClass$FieldReflectorKey First 10 of 108 objects	108	4,320	10,248
java.lang.WeakPairMap$Pair$Weak$1 First 10 of 135 objects	135	4,320	4,320
com.dynatrace.agent.util.WeakIdentityHashMap$IdentityWeakReference First 10 of 101 objects	101	4,040	4,040
jdk.internal.jimage.ImageBufferCache$BufferReference First 10 of 64 objects	64	2,048	2,048
com.dynatrace.agent.util.StringMurmur2HashCache$StringWithHash First 10 of 32 objects	32	1,280	1,280
com.sun.jmx.mbeanserver.WeakIdentityHashMap$IdentityWeakReference First 10 of 25 objects	25	800	800
java.lang.ClassValue$Entry First 10 of 13 objects	13	416	416
de.hybris.platform.util.WeakValueHashMap$MyWeakReference All 10 objects	10	320	320
java.util.logging.Level$KnownLevel All 9 objects	9	288	288
sun.nio.ch.FileLockTable$FileLockReference All 8 objects	8	256	256
jdk.internal.ref.CleanerImpl$WeakCleanableRef All 2 objects	2	96	96
sun.rmi.transport.WeakRef All 2 objects	2	80	80
sun.security.provider.FileInputStreamPool$StreamRef All 2 objects	2	64	64
java.beans.WeakIdentityMap$Entry Only object	1	40	44,744,192
Total: 24 entries	322,064	10,393,080

Histogram of Weakly Referenced

Class Name	Objects	Shallow Heap
jdk.internal.reflect.DelegatingClassLoader First 10 of 6,839 objects	6,839	492,408
java.lang.invoke.MethodType First 10 of 4,884 objects	4,884	195,360
java.lang.Class First 10 of 10,455 objects	10,455	128,952
org.apache.jasper.servlet.JasperLoader First 10 of 359 objects	359	37,336
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask First 10 of 290 objects	290	23,200
java.util.logging.Logger First 10 of 330 objects	330	18,480
de.hybris.platform.util.threadpool.PoolableThread First 10 of 75 objects	75	12,000
java.lang.Module First 10 of 193 objects	193	9,264
de.hybris.tomcat.HybrisWebappLoader$HybrisWebappClassLoader First 10 of 36 objects	36	5,760
org.apache.tomcat.util.threads.TaskThread First 10 of 40 objects	40	5,120
org.aspectj.weaver.ReferenceType First 10 of 35 objects	35	5,040
com.sun.jmx.mbeanserver.PerInterface First 10 of 30 objects	30	1,200
groovy.lang.GroovyClassLoader$InnerLoader All 7 objects	7	896
java.lang.String First 10 of 33 objects	33	792
com.sun.jmx.mbeanserver.DefaultMXBeanMappingFactory$IdentityMapping First 10 of 32 objects	32	768
javax.management.ImmutableDescriptor First 10 of 30 objects	30	720
com.sun.jmx.mbeanserver.DefaultMXBeanMappingFactory$CompositeMapping First 10 of 12 objects	12	576
java.lang.ThreadLocal First 10 of 35 objects	35	560
java.lang.Thread All 4 objects	4	480
sun.management.MemoryPoolImpl All 8 objects	8	448
sun.nio.ch.FileLockImpl All 8 objects	8	320
java.util.logging.Level All 9 objects	9	288
com.sun.xml.bind.v2.model.impl.RuntimeTypeInfoSetImpl All 5 objects	5	280
sun.reflect.generics.reflectiveObjects.ParameterizedTypeImpl First 10 of 11 objects	11	264
sun.awt.SunHints$Key All 10 objects	10	240
Total: 25 of 99 entries; 74 more	23,891	945,360

Only Weakly Retained

Class Name	Objects	Shallow Heap
sun.reflect.generics.reflectiveObjects.ParameterizedTypeImpl All 2 objects	2	48
java.lang.reflect.Type[] All 2 objects	2	48
java.lang.Class Only object	1	0
Total: 3 entries	5	96

Referents strongly retained by weak references

Class Name	Objects	Shallow Heap
de.hybris.platform.sap.core.configuration.model.SAPGlobalConfigurationModel Only object	1	16
de.hybris.platform.sap.core.configuration.model.SAPHTTPDestinationModel Only object	1	16
Total: 2 entries	2	32

Result for referents of type de.hybris.platform.sap.core.configuration.model.SAPGlobalConfigurationModel

No strong paths to referents found from 1 reference objects.

Result for referents of type de.hybris.platform.sap.core.configuration.model.SAPHTTPDestinationModel

No strong paths to referents found from 1 reference objects.