What is causing java.lang.OutOfMemoryError: Unable to create new native thread
(Doc ID 2232666.1)
Last updated on JANUARY 01, 2021
Applies to:Oracle WebLogic Server - Version 10.3.6 and later
Information in this document applies to any platform.
You can encounter the "java.lang.OutOfMemoryError: Unable to create new native thread" whenever the JVM asks for a new thread from the OS. Whenever the underlying OS cannot allocate a new native thread, this OutOfMemoryError will be thrown. The exact limit for native threads is very platform-dependent. This article describes a test that can be run to find out those limits.
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