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https://issues.jboss.org/browse/AS7-4675?page=com.atlassian.jira.plugin.s...
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Klaus Benary edited comment on AS7-4675 at 5/3/12 1:11 PM:
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Added an Eclipse project containing a reproducer for the entity bean reading memory leak.
See ReadMe.txt inside.
was (Author: k_benary):
Eclipse project containing a reproducer for the entity bean reading memory leak.
See ReadMe.txt inside.
Memory leak when reading EJB 2.1 CMP EntityBeans
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Key: AS7-4675
URL:
https://issues.jboss.org/browse/AS7-4675
Project: Application Server 7
Issue Type: Bug
Components: EJB
Affects Versions: 7.1.1.Final
Environment: Windows 7 Pro SP1 (64bit); JDK 1.6.0_31 (64bit); Oracle Database
11g Release 11.1.0.6.0 - 64bit Production; AS71.1Final / AS71.2 latest build
Reporter: Klaus Benary
Assignee: jaikiran pai
Attachments: JCTest.zip
After reading 12000 EJB 2.1 EntityBeans in a test application there are about 5 million
Interceptor[] arrays firmely bound in the heap. A heap dump shows this as a typical
reference chain:
GC Root: ServiceContainerImpl$ServiceThread
ServiceContainerImpl$ServiceThread.container = ServiceContainerImpl
ServiceContainerImpl.registry = UnlockedReadHashMap
UnlockedReadHashMap.table = AtomicReferenceArray
AtomicReferenceArray.array = Object[16384]
Object[6209] = UnlockedReadHashMap$Item[3]
UnlockedReadHashMap$Item[1] = UnlockedReadHashMap$Item
UnlockedReadHashMap$Item.value = ServiceRegistrationImpl
ServiceRegistrationImpl.instance = ServiceControllerImpl
ServiceControllerImpl.serviceValue = ImmediateValue
ImmediateValue.value = TimedObjectInvokerImpl
TimedObjectInvokerImpl.timeoutInterceptors = HashMap
HashMap.table = HashMap$Entry[128]
HashMap$Entry[123] = HashMap$Entry
HashMap$Entry.value = ChainedInterceptor
ChainedInterceptor.interceptors = Arrays$ArrayList
Arrays$ArrayList.a = Interceptor[6]
The number of bound objects keeps growing when reading more EntityBeans - even wehn
reading the same beans again.
Even after undeploy of the application the
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