Weak Reference Statistics

Comment

A total of 942,350 java.lang.ref.WeakReference objects have been found, which weakly reference 272,425 objects.
4,027 objects totalling 187.3 KB are retained (kept alive) only via weak references.
Possible Memory Leak 159 objects totalling 5.4 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$MyWeakReference First 10 of 891,669 objects	891,669	28,533,408	28,534,088
java.util.WeakHashMap$Entry First 10 of 20,503 objects	20,503	820,120	2,045,048
java.lang.ref.WeakReference First 10 of 23,479 objects	23,479	751,328	751,328
java.lang.ThreadLocal$ThreadLocalMap$Entry First 10 of 2,483 objects	2,483	79,456	749,840
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 1,126 objects	1,126	45,040	45,040
org.codehaus.groovy.util.ReferenceType$WeakRef First 10 of 295 objects	295	9,440	190,296
com.dynatrace.agent.util.WeakIdentityHashMap$IdentityWeakReference First 10 of 225 objects	225	9,000	9,000
org.springframework.cglib.core.WeakCacheKey First 10 of 201 objects	201	6,432	6,432
org.terracotta.statistics.util.VicariousThreadLocal$Holder First 10 of 150 objects	150	6,000	8,400
net.sf.ehcache.util.lang.VicariousThreadLocal$Holder First 10 of 54 objects	54	2,160	9,072
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 11 objects	11	352	352
java.util.logging.LogManager$LoggerWeakRef All 2 objects	2	96	160
java.lang.ClassValue$Entry All 2 objects	2	64	64
Total: 15 entries	942,350	30,331,696

Histogram of Weakly Referenced

Class Name	Objects	Shallow Heap
de.hybris.platform.core.model.media.MediaModel First 10 of 140,369 objects	140,369	2,245,904
de.hybris.platform.cms2.model.contents.components.CMSLinkComponentModel First 10 of 22,983 objects	22,983	367,728
de.hybris.platform.acceleratorcms.model.components.SimpleBannerComponentModel First 10 of 17,388 objects	17,388	278,208
java.lang.Class First 10 of 13,956 objects	13,956	169,576
de.hybris.platform.catalog.model.classification.ClassAttributeAssignmentModel First 10 of 7,211 objects	7,211	115,376
de.hybris.platform.cms2.model.navigation.CMSNavigationNodeModel First 10 of 6,686 objects	6,686	106,976
de.hybris.platform.catalog.model.classification.ClassificationAttributeModel First 10 of 6,130 objects	6,130	98,080
de.hybris.platform.cms2.model.contents.components.CMSParagraphComponentModel First 10 of 5,846 objects	5,846	93,536
de.hybris.platform.storelocator.model.PointOfServiceModel First 10 of 5,522 objects	5,522	88,352
de.hybris.platform.ordersplitting.model.WarehouseModel First 10 of 4,772 objects	4,772	76,352
java.lang.String First 10 of 2,201 objects	2,201	52,824
org.terracotta.statistics.GeneralOperationStatistic First 10 of 1,308 objects	1,308	52,320
de.hybris.platform.core.model.media.MediaContainerModel First 10 of 2,932 objects	2,932	46,912
de.hybris.platform.category.model.CategoryModel First 10 of 2,853 objects	2,853	45,648
de.hybris.platform.cms2lib.model.components.BannerComponentModel First 10 of 2,827 objects	2,827	45,232
de.hybris.platform.acceleratorcms.model.components.CategoryNavigationComponentModel First 10 of 2,539 objects	2,539	40,624
com.callaway.core.model.CallawayBrandTypeRestrictionModel First 10 of 2,201 objects	2,201	35,216
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.acceleratorcms.model.components.FooterComponentModel First 10 of 1,230 objects	1,230	19,680
ma.glasnost.orika.metadata.Type First 10 of 365 objects	365	17,520
de.hybris.platform.core.model.media.MediaFormatModel First 10 of 1,088 objects	1,088	17,408
de.hybris.platform.acceleratorcms.model.components.SearchBoxComponentModel First 10 of 922 objects	922	14,752
org.springframework.beans.factory.support.DefaultListableBeanFactory First 10 of 67 objects	67	14,472
de.hybris.platform.acceleratorcms.model.components.NavigationBarComponentModel First 10 of 852 objects	852	13,632
Total: 25 of 253 entries; 228 more	272,425	4,507,072

Only Weakly Retained

Class Name	Objects	Shallow Heap
java.lang.reflect.Method First 10 of 544 objects	544	47,872
org.codehaus.groovy.runtime.metaclass.MetaMethodIndex$Entry First 10 of 379 objects	379	21,224
byte[] First 10 of 448 objects	448	20,864
org.codehaus.groovy.reflection.CachedMethod First 10 of 272 objects	272	17,408
java.lang.Class[] First 10 of 425 objects	425	11,256
java.lang.String First 10 of 448 objects	448	10,752
java.lang.reflect.Field First 10 of 148 objects	148	10,656
org.codehaus.groovy.util.SingleKeyHashMap$Entry First 10 of 159 objects	159	5,088
java.lang.Object[] First 10 of 151 objects	151	4,616
org.codehaus.groovy.reflection.CachedClass[] First 10 of 146 objects	146	4,088
org.codehaus.groovy.util.FastArray First 10 of 151 objects	151	3,624
org.codehaus.groovy.util.ComplexKeyHashMap$Entry[] First 10 of 18 objects	18	3,488
org.codehaus.groovy.reflection.ClassInfo First 10 of 53 objects	53	2,968
org.codehaus.groovy.reflection.ClassInfo$LazyClassLoaderRef First 10 of 53 objects	53	2,544
org.codehaus.groovy.reflection.ClassInfo$LazyCachedClassRef First 10 of 53 objects	53	2,544
java.util.HashMap$Node First 10 of 70 objects	70	2,240
org.codehaus.groovy.runtime.metaclass.MetaMethodIndex$Entry[] Only object	1	2,064
org.codehaus.groovy.reflection.CachedField First 10 of 74 objects	74	1,776
java.lang.ref.WeakReference First 10 of 53 objects	53	1,696
org.codehaus.groovy.util.LockableObject First 10 of 53 objects	53	1,696
groovy.lang.MetaBeanProperty First 10 of 43 objects	43	1,376
java.lang.reflect.Constructor First 10 of 14 objects	14	1,120
org.codehaus.groovy.util.ReferenceType$SoftRef First 10 of 23 objects	23	920
org.codehaus.groovy.reflection.CachedClass First 10 of 12 objects	12	864
java.util.concurrent.atomic.AtomicInteger First 10 of 53 objects	53	848
Total: 25 of 47 entries; 22 more	4,027	191,768

Referents strongly retained by weak references

Class Name	Objects	Shallow Heap
org.terracotta.statistics.util.VicariousThreadLocal$Holder First 10 of 77 objects	77	3,080
java.lang.ref.WeakReference First 10 of 77 objects	77	2,464
java.lang.Class All 5 objects	5	0
Total: 3 entries	159	5,544

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

No strong paths to referents found from 77 reference objects.

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

Class Name	Shallow Heap	Retained Heap
de.hybris.platform.util.threadpool.PoolableThread @ 0x202800000 PooledThread[30]	160	4,968
\ de.hybris.bootstrap.loader.PlatformInPlaceClassLoader @ 0x2034010e8	112	16,957,712
.\ java.util.Vector @ 0x20735ec70	32	164,224
..\ java.lang.Object[40960] @ 0x20d9dbf40	163,856	164,192
...\ class org.apache.commons.beanutils.BeanUtilsBean @ 0x20ab7fbd8	16	67,816
....\ org.apache.commons.beanutils.BeanUtilsBean$1 @ 0x20ab7fcb0	24	66,344
.....\ java.util.WeakHashMap @ 0x20ab7fcc8	48	66,320
......\ java.util.WeakHashMap$Entry[16] @ 0x20ab7fcf8	80	66,224
.......\ java.util.WeakHashMap$Entry @ 0x20ab7fd48	40	20,128
........\ org.apache.commons.beanutils.BeanUtilsBean @ 0x20ab7fda0	24	20,088
.........\ org.apache.commons.beanutils.ConvertUtilsBean @ 0x20ab7fdb8	48	8,768
..........\ org.apache.commons.beanutils.WeakFastHashMap @ 0x20ab7fde8	56	8,608
...........\ java.util.WeakHashMap @ 0x20ab7fe20	48	8,552
............\ java.util.WeakHashMap$Entry[128] @ 0x20ab7fe50	528	8,456
.............\ java.util.WeakHashMap$Entry @ 0x20ab80218	40	192
..............+ class java.sql.Timestamp[] @ 0x20ab80240	0	0
..............+ org.apache.commons.beanutils.converters.ConverterFacade @ 0x20ab802b8	16	152
..............\|\ org.apache.commons.beanutils.converters.ArrayConverter @ 0x20ab802c8	48	136
..............\|.\ class java.sql.Timestamp[] @ 0x20ab80240	0	0
..............\ Total: 2 entries	16	152

Class Name	Shallow Heap	Retained Heap
de.hybris.platform.util.threadpool.PoolableThread @ 0x202800000 PooledThread[30]	160	4,968
\ de.hybris.bootstrap.loader.PlatformInPlaceClassLoader @ 0x2034010e8	112	16,957,712
.\ java.util.Vector @ 0x20735ec70	32	164,224
..\ java.lang.Object[40960] @ 0x20d9dbf40	163,856	164,192
...\ class org.apache.commons.beanutils.BeanUtilsBean @ 0x20ab7fbd8	16	67,816
....\ org.apache.commons.beanutils.BeanUtilsBean$1 @ 0x20ab7fcb0	24	66,344
.....\ java.util.WeakHashMap @ 0x20ab7fcc8	48	66,320
......\ java.util.WeakHashMap$Entry[16] @ 0x20ab7fcf8	80	66,224
.......\ java.util.WeakHashMap$Entry @ 0x20ab7fd48	40	20,128
........\ org.apache.commons.beanutils.BeanUtilsBean @ 0x20ab7fda0	24	20,088
.........\ org.apache.commons.beanutils.ConvertUtilsBean @ 0x20ab7fdb8	48	8,768
..........\ org.apache.commons.beanutils.WeakFastHashMap @ 0x20ab7fde8	56	8,608
...........\ java.util.WeakHashMap @ 0x20ab7fe20	48	8,552
............\ java.util.WeakHashMap$Entry[128] @ 0x20ab7fe50	528	8,456
.............\ java.util.WeakHashMap$Entry @ 0x20ab811b8	40	192
..............+ class java.sql.Time[] @ 0x20ab811e0	0	0
..............+ org.apache.commons.beanutils.converters.ConverterFacade @ 0x20ab81258	16	152
..............\|\ org.apache.commons.beanutils.converters.ArrayConverter @ 0x20ab81268	48	136
..............\|.\ class java.sql.Time[] @ 0x20ab811e0	0	0
..............\ Total: 2 entries	16	152

Class Name	Shallow Heap	Retained Heap
de.hybris.platform.util.threadpool.PoolableThread @ 0x202800000 PooledThread[30]	160	4,968
\ de.hybris.bootstrap.loader.PlatformInPlaceClassLoader @ 0x2034010e8	112	16,957,712
.\ java.util.Vector @ 0x20735ec70	32	164,224
..\ java.lang.Object[40960] @ 0x20d9dbf40	163,856	164,192
...\ class org.apache.commons.beanutils.BeanUtilsBean @ 0x20ab7fbd8	16	67,816
....\ org.apache.commons.beanutils.BeanUtilsBean$1 @ 0x20ab7fcb0	24	66,344
.....\ java.util.WeakHashMap @ 0x20ab7fcc8	48	66,320
......\ java.util.WeakHashMap$Entry[16] @ 0x20ab7fcf8	80	66,224
.......\ java.util.WeakHashMap$Entry @ 0x20ab7fd48	40	20,128
........\ org.apache.commons.beanutils.BeanUtilsBean @ 0x20ab7fda0	24	20,088
.........\ org.apache.commons.beanutils.ConvertUtilsBean @ 0x20ab7fdb8	48	8,768
..........\ org.apache.commons.beanutils.WeakFastHashMap @ 0x20ab7fde8	56	8,608
...........\ java.util.WeakHashMap @ 0x20ab7fe20	48	8,552
............\ java.util.WeakHashMap$Entry[128] @ 0x20ab7fe50	528	8,456
.............\ java.util.WeakHashMap$Entry @ 0x20ab81350	40	192
..............+ class java.util.Date[] @ 0x20ab81378	0	0
..............+ org.apache.commons.beanutils.converters.ConverterFacade @ 0x20ab813f0	16	152
..............\|\ org.apache.commons.beanutils.converters.ArrayConverter @ 0x20ab81400	48	136
..............\|.\ class java.util.Date[] @ 0x20ab81378	0	0
..............\ Total: 2 entries	16	152

Class Name	Shallow Heap	Retained Heap
de.hybris.platform.util.threadpool.PoolableThread @ 0x202800000 PooledThread[30]	160	4,968
\ de.hybris.bootstrap.loader.PlatformInPlaceClassLoader @ 0x2034010e8	112	16,957,712
.\ java.util.Vector @ 0x20735ec70	32	164,224
..\ java.lang.Object[40960] @ 0x20d9dbf40	163,856	164,192
...\ class org.apache.commons.beanutils.BeanUtilsBean @ 0x20ab7fbd8	16	67,816
....\ org.apache.commons.beanutils.BeanUtilsBean$1 @ 0x20ab7fcb0	24	66,344
.....\ java.util.WeakHashMap @ 0x20ab7fcc8	48	66,320
......\ java.util.WeakHashMap$Entry[16] @ 0x20ab7fcf8	80	66,224
.......\ java.util.WeakHashMap$Entry @ 0x20ab7fd48	40	20,128
........\ org.apache.commons.beanutils.BeanUtilsBean @ 0x20ab7fda0	24	20,088
.........\ org.apache.commons.beanutils.ConvertUtilsBean @ 0x20ab7fdb8	48	8,768
..........\ org.apache.commons.beanutils.WeakFastHashMap @ 0x20ab7fde8	56	8,608
...........\ java.util.WeakHashMap @ 0x20ab7fe20	48	8,552
............\ java.util.WeakHashMap$Entry[128] @ 0x20ab7fe50	528	8,456
.............\ java.util.WeakHashMap$Entry @ 0x20ab81900	40	192
..............+ class java.util.Calendar[] @ 0x20ab81928	0	0
..............+ org.apache.commons.beanutils.converters.ConverterFacade @ 0x20ab819a0	16	152
..............\|\ org.apache.commons.beanutils.converters.ArrayConverter @ 0x20ab819b0	48	136
..............\|.\ class java.util.Calendar[] @ 0x20ab81928	0	0
..............\ Total: 2 entries	16	152

Class Name	Shallow Heap	Retained Heap
de.hybris.platform.util.threadpool.PoolableThread @ 0x202800000 PooledThread[30]	160	4,968
\ de.hybris.bootstrap.loader.PlatformInPlaceClassLoader @ 0x2034010e8	112	16,957,712
.\ java.util.Vector @ 0x20735ec70	32	164,224
..\ java.lang.Object[40960] @ 0x20d9dbf40	163,856	164,192
...\ class org.apache.commons.beanutils.BeanUtilsBean @ 0x20ab7fbd8	16	67,816
....\ org.apache.commons.beanutils.BeanUtilsBean$1 @ 0x20ab7fcb0	24	66,344
.....\ java.util.WeakHashMap @ 0x20ab7fcc8	48	66,320
......\ java.util.WeakHashMap$Entry[16] @ 0x20ab7fcf8	80	66,224
.......\ java.util.WeakHashMap$Entry @ 0x20ab7fd48	40	20,128
........\ org.apache.commons.beanutils.BeanUtilsBean @ 0x20ab7fda0	24	20,088
.........\ org.apache.commons.beanutils.ConvertUtilsBean @ 0x20ab7fdb8	48	8,768
..........\ org.apache.commons.beanutils.WeakFastHashMap @ 0x20ab7fde8	56	8,608
...........\ java.util.WeakHashMap @ 0x20ab7fe20	48	8,552
............\ java.util.WeakHashMap$Entry[128] @ 0x20ab7fe50	528	8,456
.............\ java.util.WeakHashMap$Entry @ 0x20ab81e20	40	376
..............+ class java.sql.Date[] @ 0x20ab81e48	0	0
..............+ org.apache.commons.beanutils.converters.ConverterFacade @ 0x20ab81ec0	16	152
..............\|\ org.apache.commons.beanutils.converters.ArrayConverter @ 0x20ab81ed0	48	136
..............\|.\ class java.sql.Date[] @ 0x20ab81e48	0	0
..............\ Total: 2 entries	16	152

Class Name	Objects	Referenced Objects
java.lang.Thread 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$Entry Only object	1 Only object	5 All 5 objects
........\ org.apache.commons.beanutils.BeanUtilsBean Only object	1 Only object	5 All 5 objects
.........\ org.apache.commons.beanutils.ConvertUtilsBean Only object	1 Only object	5 All 5 objects
..........\ org.apache.commons.beanutils.WeakFastHashMap Only object	1 Only object	5 All 5 objects
...........\ java.util.WeakHashMap Only object	1 Only object	5 All 5 objects
............\ java.util.WeakHashMap$Entry[] Only object	1 Only object	5 All 5 objects
.............\ java.util.WeakHashMap$Entry All 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 org.terracotta.statistics.util.VicariousThreadLocal$Holder

No strong paths to referents found from 77 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 java.lang.ref.WeakReference

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

Two paths to referent class java.sql.Timestamp[] @ 0x20ab80240 from reference object java.util.WeakHashMap$Entry @ 0x20ab80218

Two paths to referent class java.sql.Time[] @ 0x20ab811e0 from reference object java.util.WeakHashMap$Entry @ 0x20ab811b8

Two paths to referent class java.util.Date[] @ 0x20ab81378 from reference object java.util.WeakHashMap$Entry @ 0x20ab81350

Two paths to referent class java.util.Calendar[] @ 0x20ab81928 from reference object java.util.WeakHashMap$Entry @ 0x20ab81900

Two paths to referent class java.sql.Date[] @ 0x20ab81e48 from reference object java.util.WeakHashMap$Entry @ 0x20ab81e20

Common paths to referents

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