APAR status
Closed as program error.
Error description
This exception is due to another thread modifying the same
resource (that is iterating over the contents of the resource).
The resolution is to synchronize the method getDocAccessor in
WorkspaceHelper.java which was accessed by multiple threads.
Local fix
Provided test fix to customer in the form of a debug module.
Problem summary
****************************************************************
* USERS AFFECTED: Websphere Application Server users who *
* try to install the application *
* in a cluster environment. *
****************************************************************
* PROBLEM DESCRIPTION: This exception is due to another *
* thread modifying the same *
* resource (that is iterating over the *
* contents of the resource). *
* The resolution is to synchronize the *
* method getDocAccessor in *
* WorkspaceHelper.java which was *
* accessed by multiple threads. *
****************************************************************
* RECOMMENDATION: *
****************************************************************
This exception is due to multiple threads modifying the same
resource (that is iterating over the contents of the resource).
The resolution is to synchronize the method getDocAccessor in
WorkspaceHelper.java which was accessed by multiple threads.
The following exception is thrown:
java.util.ConcurrentModificationException
at org.eclipse.emf.common.util.BasicEList$EIterator
.checkModCount(BasicEList.java(Inlined Compiled Code))
at org.eclipse.emf.common.util.BasicEList$EIterator.
next(BasicEList.java(Compiled Code))
at org.eclipse.emf.ecore.util.
EContentsEList$FeatureIteratorImpl.
hasNext(EContentsEList.java(Compiled Code)) at
org.eclipse.emf.common.util.
AbstractTreeIterator.next(AbstractTreeIterator.java(Compiled
Code))
at org.eclipse.emf.ecore.resource.impl.ResourceImpl.
addModificationTrackingAdapters(ResourceImpl.java(Compile
at org.eclipse.emf.ecore.resource.impl.ResourceImpl.
setTrackingModification(ResourceImpl.java:1059)
at com.ibm.ws.management.configservice.WorkspaceHelper.
getDocAccessor(WorkspaceHelper.java:155)
at com.ibm.ws.management.configservice.WorkspaceHelper.
getDocAccessor(WorkspaceHelper.java:117)
at com.ibm.ws.management.configservice.WorkspaceHelper.
getDocAccessor(WorkspaceHelper.java:168)
at com.ibm.ws.management.configservice.WorkspaceHelper.
getDocAccessor(WorkspaceHelper.java:182)
at com.ibm.ws.management.configservice.ConfigServiceImpl.
getAllBasic(ConfigServiceImpl.java:1149)
at com.ibm.ws.management.configservice.ConfigServiceImpl.
queryConfigObjects(ConfigServiceImpl.java:610)
Problem conclusion
The method which was non thread safe has been synchronized.
The fix for this APAR is currently targeted for inclusion in
fixpack 5.0.2.11 and 5.1.1.5. Please refer to the
Recommended Updates page for delivery dates:
http://www-1.ibm.com/support/docview.wss?
rs=180&context=SSEQTP&uid=swg27004980
Temporary fix Comments
APAR information |
APAR number |
PK00890 |
Reported component name |
WAS BASE 5.0 |
Reported component ID |
5630A3600 |
Reported release |
00W |
Status |
CLOSED PER |
PE |
NoPE |
HIPER |
NoHIPER |
Special Attention |
NoSpecatt |
Submitted date |
2005-02-09 |
Closed date |
2005-04-07 |
Last modified date |
2007-07-11 |
APAR is sysrouted FROM one or more of the following:
APAR is sysrouted TO one or more of the following:
PK48801
Modules/Macros
Publications Referenced
|
Fix information |
Fixed component name |
WAS BASE 5.0 |
Fixed component ID |
5630A3600 |
Applicable component levels |
R003 PSY |
UP |
R00A PSY |
UP |
R00H PSY |
UP |
R00I PSY |
UP |
R00P PSY |
UP |
R00S PSY |
UP |
R00W PSY |
UP |
R103 PSY |
UP |
R10A PSY |
UP |
R10H PSY |
UP |
R10I PSY |
UP |
R10P PSY |
UP |
R10S PSY |
UP |
R10W PSY |
UP |
|