How to Set Log Level of java.util.logging on WebLogic
(Doc ID 2690541.1)
Last updated on JULY 21, 2020
Applies to:Oracle WebLogic Server - Version 22.214.171.124.0 and later
Information in this document applies to any platform.
This document introduces how to set log level of java.util.logging on WebLogic.
Java SE has been have a logging function java.util.logging from Java SE 1.4.
Oracle products, Some of WebLogic components, bundled 3rd party libraries and etc. may have java.util.logging function for logging in their code implementation.
Basically it is internal use and unsupported unless it is documented. But sometimes it may be useful for investigating issues.
Please see the javadoc of Logger bellow for java.util.logging.
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In this Document
|1. Default configuration of java.util.logging.|
|2. Specify configuration file|
|3. How to set log level of each logger?|
|3-1. Set it in the configuration file. (.level is needed)|
|3-2. Set it using "Platform Logger Levels" of WebLogic (.level is not needed)|
|3-3. Set it in Java code.|
|4. Where is the list of loggers?|