Memory Leak in java.util.HashMap$Entry and sun.misc.Launcher$AppClassLoader
(Doc ID 1997902.1)
Last updated on JUNE 12, 2023
Applies to:Oracle WebLogic Server - Version 10.3.6 and later
Information in this document applies to any platform.
After migrating Web Service application from WLS 10.3.2 to 12.1.2, the JVM is running out of memory. WLS instances were originally configured with 1GB of heap but have since been increased to 2GB. Servers still run out of memory after approximately 3 hours. Heap dumps show single object that is labeled most likely leak suspect is:
sun.misc.Launcher$AppClassLoader @ 0xc0020588
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