My Oracle Support Banner

Memory Exhaustion due to Tyrus (Doc ID 2664204.1)

Last updated on APRIL 03, 2024

Applies to:

Oracle WebLogic Server - Version 12.2.1.3.0 and later
Information in this document applies to any platform.

Symptoms

When a WebSocket application is configured with high idle-timeout value, timers are not cleaned even after the session is closed. It causes accumulation of large number of timers in heap, depending upon the number of sockets. It can lead to Out of Memory of the WebLogic Server.

Dominator Tree from Memory Analyzer Tool of the Heap Dump would look like:

Cause

To view full details, sign in with your My Oracle Support account.

Don't have a My Oracle Support account? Click to get started!

In this Document
Symptoms
Cause
Solution
References


My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.