Starting WebLogic Server Hangs at HMAC Init Thread in Runnable State
(Doc ID 2260631.1)
Last updated on SEPTEMBER 25, 2020
Applies to:Oracle WebLogic Server - Version 18.104.22.168.0 to 22.214.171.124.0 [Release 12c]
Information in this document applies to any platform.
Occasionally, while starting WLS 12.2.1 server, it hangs and the thread dumps shows the following:
HMAC is hash-based message authentication code which you may have implemented for enhanced cryptographic features within the application or messaging.
In other words, this is not the issue if have a standard use of weblogic server and see it hanging for another reason. You must obtain the thread dump to see for sure.
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