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Type: Bug Bug
Status: Closed Closed
Resolution: Cannot Reproduce
Priority: Testcase Required Testcase Required
Assignee: Unassigned
Reporter: Andreas Göbel
Votes: 0
Watchers: 0

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DataNucleus Store RDBMS

Access to MetaDataManager hash map causes infinite loop

Created: 01/Oct/13 05:42 PM   Updated: 19/Nov/13 10:28 AM   Resolved: 18/Nov/13 05:24 PM
Component/s: None
Affects Version/s: 3.2.6
Fix Version/s: None

Datastore: MySQL
Severity: Production

 Description  « Hide
We discovered that multiple Threads looping in the provideSubclassesForClass-Method:


That create a massive performance problem.

That sounds for us like the same problem as this ticket:

Because the Map is also only a HashMap not a ConcurrentHashMap.

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Andy Jefferson added a comment - 03/Oct/13 03:32 AM
No demonstration of any problem, despite all guides and JIRA entry asking for testcases for any "bug"

Andy Jefferson added a comment - 18/Nov/13 05:24 PM
No testcase provided, and not a use case I have, so nothing to do. Clearly if people see this as important to them they could a). create a testcase that people can run, and b). get involved in the project and contribute updates to whatever they are seeing