Performance Issue Due To weblogic.socket.NIOSocketMuxer CPU Usage In WLS 12.1.2+
(Doc ID 2128032.1)
Last updated on MARCH 06, 2025
Applies to:
Oracle WebLogic Server - Version 12.1.2.0.0 to 14.1.1.0.0 [Release 12c to 14c]Information in this document applies to any platform.
Symptoms
The LDAPConnThread is in a runnable state consuming high CPU resources.
The following stacks can be seen in the WLS stdout.log:
Changes
From WebLogic Server 12.1.2 and above, the default muxer has been changed to weblogic.socket.NIOSocketMuxer.
Cause
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In this Document
| Symptoms |
| Changes |
| Cause |
| Solution |
| References |