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Poor Performance when Using Kerberos krb5 Authentication AuthList Put Method (Doc ID 2393121.1)

Last updated on MARCH 31, 2023

Applies to:

Java SE JDK and JRE - Version 8 and later
Information in this document applies to any platform.

Symptoms

When Java is configured to use Kerberos (krb5) authentication, invoking acceptSecContext() at a high rate results in a significant performance problem in the JVM's clean-up code.

The following is seen from Java Flight Recorder (JFR) Hot Methods:

 

This issue occurs only when using Kerberos.  If the service does not use Kerberos, the performance is very fast.

Cause

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In this Document
Symptoms
Cause
Solution
References


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