Memory leak with Spring

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 5.1 EE SP4 (5.1.7), 5.2 EE SP3 (5.2.7)
• Fix Version/s: 5.1 EE SP5 (5.1.8), 5.2 EE SP4 (5.2.8)
• Component/s: Core Infrastructure, Dev Tools > MVC Portlet, Performance
• Labels:
  • 5.2_release_notes
• Environment: All

Spring does not clean up its ThreadLocals when a webapp is restarted. As a result, hot deploying and redeploying plugins will cause a memory leak. To address this issue, Spring has modified and recompiled so that Spring's ThreadLocals will clean up properly.