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https://issues.apache.org/jira/browse/OPENJPA-1421?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Rick Curtis closed OPENJPA-1421.
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Resolution: Fixed
Committed changes to 1.2.x and 1.3.x. This problem does not exist on trunk.
> Reduce lock contention in JDBCStoreManager
> ------------------------------------------
>
> Key: OPENJPA-1421
> URL: https://issues.apache.org/jira/browse/OPENJPA-1421
> Project: OpenJPA
> Issue Type: Bug
> Components: kernel
> Affects Versions: 1.2.2, 1.3.0
> Reporter: Rick Curtis
> Assignee: Rick Curtis
> Fix For: 1.2.2, 1.3.0
>
>
> When testing on a high end machine, we found a bottleneck in calling
> JDBCStoreManager.getCacheMapFromQuerySQLCache(...). To fix the problem, had
> each caller will hold onto the cacheMap that is returned from
> getCacheMapFromQuerySQLCache(...) rather than call it multiple times.
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