[hibernate-issues] [Hibernate-JIRA] Created: (HHH-5823) Poor multithread performance in UpdateTimestampsCache class

[Alexey Romanchuk (JIRA)]

Poor multithread performance in UpdateTimestampsCache class
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                 Key: HHH-5823
                 URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-5823
             Project: Hibernate Core
          Issue Type: Bug
          Components: caching (L2)
    Affects Versions: 3.6.0
            Reporter: Alexey Romanchuk
         Attachments: UpdateTimestampsCache.java

Using synchronized methods is huge performance bottle neck in UpdateTimestampsCache. Using ReentrantReadWriteLock is the solution
New implementation is attached

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