Weak Reference Statistics

Comment

A total of 712,946 java.lang.ref.WeakReference objects have been found, which weakly reference 152,931 objects.
4,779 objects totalling 218.4 KB are retained (kept alive) only via weak references.
Possible Memory Leak 249 objects totalling 8.6 KB are weakly referenced and also strongly retained (kept alive) via weak references.

Histogram of Weak References

Class Name	Objects	Shallow Heap	Retained Heap
de.hybris.platform.util.WeakValueHashMap$MyWeakReference First 10 of 511,471 objects	511,471	16,367,072	16,367,072
java.lang.ThreadLocal$ThreadLocalMap$Entry First 10 of 153,633 objects	153,633	4,916,256	25,908,256
java.lang.ref.WeakReference First 10 of 25,150 objects	25,150	804,800	804,800
java.util.WeakHashMap$Entry First 10 of 19,246 objects	19,246	769,840	1,932,696
org.terracotta.context.WeakIdentityHashMap$IdentityWeakReference First 10 of 2,112 objects	2,112	67,584	67,584
com.google.common.collect.MapMakerInternalMap$WeakKeyDummyValueEntry First 10 of 495 objects	495	19,800	19,800
org.codehaus.groovy.util.ReferenceType$WeakRef First 10 of 295 objects	295	9,440	129,552
org.terracotta.statistics.util.VicariousThreadLocal$Holder First 10 of 187 objects	187	7,480	10,472
org.springframework.cglib.core.WeakCacheKey First 10 of 201 objects	201	6,432	6,432
com.dynatrace.agent.util.WeakIdentityHashMap$IdentityWeakReference First 10 of 97 objects	97	3,880	3,880
org.apache.commons.logging.impl.WeakHashtable$WeakKey First 10 of 38 objects	38	1,216	1,216
jdk.internal.jimage.ImageBufferCache$BufferReference First 10 of 17 objects	17	544	544
java.util.logging.LogManager$LoggerWeakRef All 2 objects	2	96	160
java.lang.ClassValue$Entry All 2 objects	2	64	64
Total: 14 entries	712,946	22,974,504

Histogram of Weakly Referenced

Class Name	Objects	Shallow Heap
de.hybris.platform.core.model.media.MediaModel First 10 of 91,677 objects	91,677	1,466,832
java.lang.Class First 10 of 13,959 objects	13,959	169,696
de.hybris.platform.cms2.model.contents.components.CMSLinkComponentModel First 10 of 9,083 objects	9,083	145,328
de.hybris.platform.acceleratorcms.model.components.SimpleBannerComponentModel First 10 of 6,098 objects	6,098	97,568
org.terracotta.statistics.GeneralOperationStatistic First 10 of 1,308 objects	1,308	52,320
de.hybris.platform.cms2.model.navigation.CMSNavigationNodeModel First 10 of 2,588 objects	2,588	41,408
de.hybris.platform.cms2.model.contents.components.CMSParagraphComponentModel First 10 of 2,151 objects	2,151	34,416
org.aspectj.weaver.ReferenceType First 10 of 235 objects	235	33,840
sun.net.www.protocol.jar.URLJarFile First 10 of 420 objects	420	33,600
de.hybris.platform.sap.sapmodel.model.ERPVariantProductModel First 10 of 2,027 objects	2,027	32,432
de.hybris.platform.catalog.model.classification.ClassAttributeAssignmentModel First 10 of 1,807 objects	1,807	28,912
de.hybris.platform.core.model.media.MediaContainerModel First 10 of 1,605 objects	1,605	25,680
de.hybris.platform.storelocator.model.PointOfServiceModel First 10 of 1,558 objects	1,558	24,928
de.hybris.platform.ordersplitting.model.WarehouseModel First 10 of 1,500 objects	1,500	24,000
de.hybris.platform.catalog.model.classification.ClassificationAttributeModel First 10 of 1,488 objects	1,488	23,808
java.lang.String First 10 of 835 objects	835	20,040
de.hybris.platform.cms2lib.model.components.BannerComponentModel First 10 of 1,140 objects	1,140	18,240
ma.glasnost.orika.metadata.Type First 10 of 361 objects	361	17,328
com.callaway.core.model.CallawayBrandTypeRestrictionModel First 10 of 1,002 objects	1,002	16,032
de.hybris.platform.acceleratorcms.model.components.CategoryNavigationComponentModel First 10 of 955 objects	955	15,280
org.springframework.beans.factory.support.DefaultListableBeanFactory First 10 of 67 objects	67	14,472
de.hybris.platform.category.model.CategoryModel First 10 of 904 objects	904	14,464
de.hybris.platform.core.TenantAwareThreadFactory$1 First 10 of 85 objects	85	12,920
net.sf.ehcache.Cache First 10 of 77 objects	77	11,088
org.codehaus.groovy.reflection.ClassInfo First 10 of 158 objects	158	8,848
Total: 25 of 246 entries; 221 more	152,931	2,594,688

Only Weakly Retained

Class Name	Objects	Shallow Heap
java.lang.reflect.Method First 10 of 562 objects	562	49,456
org.codehaus.groovy.runtime.metaclass.MetaMethodIndex$Entry First 10 of 511 objects	511	28,616
byte[] First 10 of 454 objects	454	20,656
org.codehaus.groovy.reflection.CachedMethod First 10 of 281 objects	281	17,984
java.lang.Class[] First 10 of 475 objects	475	12,280
java.lang.reflect.Field First 10 of 160 objects	160	11,520
java.lang.String First 10 of 454 objects	454	10,896
java.lang.Object[] First 10 of 242 objects	242	7,408
org.codehaus.groovy.util.SingleKeyHashMap$Entry First 10 of 191 objects	191	6,112
org.codehaus.groovy.util.FastArray First 10 of 242 objects	242	5,808
java.util.HashMap$Node First 10 of 168 objects	168	5,376
org.codehaus.groovy.util.ComplexKeyHashMap$Entry[] First 10 of 30 objects	30	5,216
org.codehaus.groovy.reflection.CachedClass[] First 10 of 152 objects	152	4,136
org.codehaus.groovy.util.ReferenceType$SoftRef First 10 of 80 objects	80	3,200
org.codehaus.groovy.runtime.metaclass.MetaMethodIndex$Entry[] All 2 objects	2	3,104
java.lang.reflect.Constructor First 10 of 32 objects	32	2,560
org.codehaus.groovy.util.ManagedReference First 10 of 80 objects	80	1,920
org.codehaus.groovy.reflection.CachedField First 10 of 80 objects	80	1,920
groovy.lang.MetaBeanProperty First 10 of 56 objects	56	1,792
java.util.HashMap$Node[] First 10 of 18 objects	18	1,528
org.codehaus.groovy.reflection.CachedClass First 10 of 21 objects	21	1,512
java.util.HashMap First 10 of 28 objects	28	1,344
org.codehaus.groovy.reflection.ClassInfo First 10 of 24 objects	24	1,344
org.codehaus.groovy.reflection.CachedMethod[] All 4 objects	4	1,192
org.codehaus.groovy.reflection.CachedClass$3 First 10 of 24 objects	24	1,152
Total: 25 of 51 entries; 26 more	4,779	223,680

Referents strongly retained by weak references

Class Name	Objects	Shallow Heap
org.terracotta.statistics.util.VicariousThreadLocal$Holder First 10 of 122 objects	122	4,880
java.lang.ref.WeakReference First 10 of 122 objects	122	3,904
java.lang.Class All 5 objects	5	0
Total: 3 entries	249	8,784

Result for referents of type org.terracotta.statistics.util.VicariousThreadLocal$Holder

No strong paths to referents found from 122 reference objects.

Example leak details for referents of type java.lang.Class

Class Name	Shallow Heap	Retained Heap
java.lang.Thread @ 0x206fd65b8 solrclient-cleanup-master	120	5,048
\ de.hybris.bootstrap.loader.PlatformInPlaceClassLoader @ 0x204800000	112	20,709,080
.\ java.util.Vector @ 0x20711f4a8	32	164,224
..\ java.lang.Object[40960] @ 0x21b226230	163,856	164,192
...\ class org.apache.commons.beanutils.BeanUtilsBean @ 0x2117f2af0	16	55,264
....\ org.apache.commons.beanutils.BeanUtilsBean$1 @ 0x2117f2c38	24	53,792
.....\ java.util.WeakHashMap @ 0x2117f2c50	48	53,768
......\ java.util.WeakHashMap$Entry[16] @ 0x2117f2c80	80	53,672
.......\ java.util.WeakHashMap$Entry @ 0x2117f2cd0	40	20,128
........\ org.apache.commons.beanutils.BeanUtilsBean @ 0x2117f2d28	24	20,088
.........\ org.apache.commons.beanutils.ConvertUtilsBean @ 0x2117f2de8	48	8,768
..........\ org.apache.commons.beanutils.WeakFastHashMap @ 0x2117f2e18	56	8,608
...........\ java.util.WeakHashMap @ 0x2117f2e50	48	8,552
............\ java.util.WeakHashMap$Entry[128] @ 0x2117ff6a8	528	8,456
.............\ java.util.WeakHashMap$Entry @ 0x215000430	40	296
..............+ class java.sql.Timestamp[] @ 0x215000458	0	0
..............+ org.apache.commons.beanutils.converters.ConverterFacade @ 0x2150004d0	16	152
..............\|\ org.apache.commons.beanutils.converters.ArrayConverter @ 0x2150004e0	48	136
..............\|.\ class java.sql.Timestamp[] @ 0x215000458	0	0
..............\ Total: 2 entries	16	152

Class Name	Shallow Heap	Retained Heap
java.lang.Thread @ 0x206fd65b8 solrclient-cleanup-master	120	5,048
\ de.hybris.bootstrap.loader.PlatformInPlaceClassLoader @ 0x204800000	112	20,709,080
.\ java.util.Vector @ 0x20711f4a8	32	164,224
..\ java.lang.Object[40960] @ 0x21b226230	163,856	164,192
...\ class org.apache.commons.beanutils.BeanUtilsBean @ 0x2117f2af0	16	55,264
....\ org.apache.commons.beanutils.BeanUtilsBean$1 @ 0x2117f2c38	24	53,792
.....\ java.util.WeakHashMap @ 0x2117f2c50	48	53,768
......\ java.util.WeakHashMap$Entry[16] @ 0x2117f2c80	80	53,672
.......\ java.util.WeakHashMap$Entry @ 0x2117f2cd0	40	20,128
........\ org.apache.commons.beanutils.BeanUtilsBean @ 0x2117f2d28	24	20,088
.........\ org.apache.commons.beanutils.ConvertUtilsBean @ 0x2117f2de8	48	8,768
..........\ org.apache.commons.beanutils.WeakFastHashMap @ 0x2117f2e18	56	8,608
...........\ java.util.WeakHashMap @ 0x2117f2e50	48	8,552
............\ java.util.WeakHashMap$Entry[128] @ 0x2117ff6a8	528	8,456
.............\ java.util.WeakHashMap$Entry @ 0x215000718	40	192
..............+ class java.sql.Date[] @ 0x215000740	0	0
..............+ org.apache.commons.beanutils.converters.ConverterFacade @ 0x2150007b8	16	152
..............\|\ org.apache.commons.beanutils.converters.ArrayConverter @ 0x2150007c8	48	136
..............\|.\ class java.sql.Date[] @ 0x215000740	0	0
..............\ Total: 2 entries	16	152

Class Name	Shallow Heap	Retained Heap
java.lang.Thread @ 0x206fd65b8 solrclient-cleanup-master	120	5,048
\ de.hybris.bootstrap.loader.PlatformInPlaceClassLoader @ 0x204800000	112	20,709,080
.\ java.util.Vector @ 0x20711f4a8	32	164,224
..\ java.lang.Object[40960] @ 0x21b226230	163,856	164,192
...\ class org.apache.commons.beanutils.BeanUtilsBean @ 0x2117f2af0	16	55,264
....\ org.apache.commons.beanutils.BeanUtilsBean$1 @ 0x2117f2c38	24	53,792
.....\ java.util.WeakHashMap @ 0x2117f2c50	48	53,768
......\ java.util.WeakHashMap$Entry[16] @ 0x2117f2c80	80	53,672
.......\ java.util.WeakHashMap$Entry @ 0x2117f2cd0	40	20,128
........\ org.apache.commons.beanutils.BeanUtilsBean @ 0x2117f2d28	24	20,088
.........\ org.apache.commons.beanutils.ConvertUtilsBean @ 0x2117f2de8	48	8,768
..........\ org.apache.commons.beanutils.WeakFastHashMap @ 0x2117f2e18	56	8,608
...........\ java.util.WeakHashMap @ 0x2117f2e50	48	8,552
............\ java.util.WeakHashMap$Entry[128] @ 0x2117ff6a8	528	8,456
.............\ java.util.WeakHashMap$Entry @ 0x215001520	40	384
..............+ class java.sql.Time[] @ 0x215001548	0	0
..............+ org.apache.commons.beanutils.converters.ConverterFacade @ 0x2150015c0	16	152
..............\|\ org.apache.commons.beanutils.converters.ArrayConverter @ 0x2150015d0	48	136
..............\|.\ class java.sql.Time[] @ 0x215001548	0	0
..............\ Total: 2 entries	16	152

Class Name	Shallow Heap	Retained Heap
java.lang.Thread @ 0x206fd65b8 solrclient-cleanup-master	120	5,048
\ de.hybris.bootstrap.loader.PlatformInPlaceClassLoader @ 0x204800000	112	20,709,080
.\ java.util.Vector @ 0x20711f4a8	32	164,224
..\ java.lang.Object[40960] @ 0x21b226230	163,856	164,192
...\ class org.apache.commons.beanutils.BeanUtilsBean @ 0x2117f2af0	16	55,264
....\ org.apache.commons.beanutils.BeanUtilsBean$1 @ 0x2117f2c38	24	53,792
.....\ java.util.WeakHashMap @ 0x2117f2c50	48	53,768
......\ java.util.WeakHashMap$Entry[16] @ 0x2117f2c80	80	53,672
.......\ java.util.WeakHashMap$Entry @ 0x2117f2cd0	40	20,128
........\ org.apache.commons.beanutils.BeanUtilsBean @ 0x2117f2d28	24	20,088
.........\ org.apache.commons.beanutils.ConvertUtilsBean @ 0x2117f2de8	48	8,768
..........\ org.apache.commons.beanutils.WeakFastHashMap @ 0x2117f2e18	56	8,608
...........\ java.util.WeakHashMap @ 0x2117f2e50	48	8,552
............\ java.util.WeakHashMap$Entry[128] @ 0x2117ff6a8	528	8,456
.............\ java.util.WeakHashMap$Entry @ 0x215017698	40	192
..............+ class java.util.Date[] @ 0x2150176c0	0	0
..............+ org.apache.commons.beanutils.converters.ConverterFacade @ 0x215017738	16	152
..............\|\ org.apache.commons.beanutils.converters.ArrayConverter @ 0x215017748	48	136
..............\|.\ class java.util.Date[] @ 0x2150176c0	0	0
..............\ Total: 2 entries	16	152

Class Name	Shallow Heap	Retained Heap
java.lang.Thread @ 0x206fd65b8 solrclient-cleanup-master	120	5,048
\ de.hybris.bootstrap.loader.PlatformInPlaceClassLoader @ 0x204800000	112	20,709,080
.\ java.util.Vector @ 0x20711f4a8	32	164,224
..\ java.lang.Object[40960] @ 0x21b226230	163,856	164,192
...\ class org.apache.commons.beanutils.BeanUtilsBean @ 0x2117f2af0	16	55,264
....\ org.apache.commons.beanutils.BeanUtilsBean$1 @ 0x2117f2c38	24	53,792
.....\ java.util.WeakHashMap @ 0x2117f2c50	48	53,768
......\ java.util.WeakHashMap$Entry[16] @ 0x2117f2c80	80	53,672
.......\ java.util.WeakHashMap$Entry @ 0x2386c5708	40	17,464
........\ org.apache.commons.beanutils.BeanUtilsBean @ 0x2386c5730	24	17,424
.........\ org.apache.commons.beanutils.ConvertUtilsBean @ 0x2386c5760	48	8,664
..........\ org.apache.commons.beanutils.WeakFastHashMap @ 0x2386c5790	56	8,504
...........\ java.util.WeakHashMap @ 0x2386c57c8	48	8,448
............\ java.util.WeakHashMap$Entry[128] @ 0x2386c57f8	528	8,352
.............\ java.util.WeakHashMap$Entry @ 0x2386c6c50	40	384
..............+ class java.util.Calendar[] @ 0x215016c60	0	0
..............+ org.apache.commons.beanutils.converters.ConverterFacade @ 0x2386c6c78	16	152
..............\|\ org.apache.commons.beanutils.converters.ArrayConverter @ 0x2386c6c88	48	136
..............\|.\ class java.util.Calendar[] @ 0x215016c60	0	0
..............\ Total: 2 entries	16	152

Class Name	Objects	Referenced Objects
de.hybris.platform.util.threadpool.PoolableThread Only object	1 Only object	5 All 5 objects
\ de.hybris.bootstrap.loader.PlatformInPlaceClassLoader Only object	1 Only object	5 All 5 objects
.\ java.util.Vector Only object	1 Only object	5 All 5 objects
..\ java.lang.Object[] Only object	1 Only object	5 All 5 objects
...\ java.lang.Class Only object	1 Only object	5 All 5 objects
....\ org.apache.commons.beanutils.BeanUtilsBean$1 Only object	1 Only object	5 All 5 objects
.....\ java.util.WeakHashMap Only object	1 Only object	5 All 5 objects
......\ java.util.WeakHashMap$Entry[] Only object	1 Only object	5 All 5 objects
.......\ java.util.WeakHashMap$Entry All 2 objects	2 All 2 objects	5 All 5 objects
........\ org.apache.commons.beanutils.BeanUtilsBean All 2 objects	2 All 2 objects	5 All 5 objects
.........\ org.apache.commons.beanutils.ConvertUtilsBean All 2 objects	2 All 2 objects	5 All 5 objects
..........\ org.apache.commons.beanutils.WeakFastHashMap All 2 objects	2 All 2 objects	5 All 5 objects
...........\ java.util.WeakHashMap All 2 objects	2 All 2 objects	5 All 5 objects
............\ java.util.WeakHashMap$Entry[] All 2 objects	2 All 2 objects	5 All 5 objects
.............\ java.util.WeakHashMap$Entry All 5 objects	5 All 5 objects	5 All 5 objects
..............\ org.apache.commons.beanutils.converters.ConverterFacade All 5 objects	5 All 5 objects	5 All 5 objects
...............\ org.apache.commons.beanutils.converters.ArrayConverter All 5 objects	5 All 5 objects	5 All 5 objects
................\ java.lang.Class All 5 objects	5 All 5 objects	5 All 5 objects

Result for referents of type java.lang.ref.WeakReference

No strong paths to referents found from 122 reference objects.

Comment

Histogram of Weak References

Histogram of Weakly Referenced

Only Weakly Retained

Referents strongly retained by weak references

Result for referents of type org.terracotta.statistics.util.VicariousThreadLocal$Holder

Example leak details for referents of type java.lang.Class

Two paths to referent class java.sql.Timestamp[] @ 0x215000458 from reference object java.util.WeakHashMap$Entry @ 0x215000430

Two paths to referent class java.sql.Date[] @ 0x215000740 from reference object java.util.WeakHashMap$Entry @ 0x215000718

Two paths to referent class java.sql.Time[] @ 0x215001548 from reference object java.util.WeakHashMap$Entry @ 0x215001520

Two paths to referent class java.util.Date[] @ 0x2150176c0 from reference object java.util.WeakHashMap$Entry @ 0x215017698

Two paths to referent class java.util.Calendar[] @ 0x215016c60 from reference object java.util.WeakHashMap$Entry @ 0x2386c6c50

Common paths to referents

Result for referents of type java.lang.ref.WeakReference