### Relevant articles - [Intro to Log4j2 – Appenders, Layouts and Filters](http://www.baeldung.com/log4j2-appenders-layouts-filters) - [Log4j 2 and Lambda Expressions](http://www.baeldung.com/log4j-2-lazy-logging) - [Programmatic Configuration with Log4j 2](http://www.baeldung.com/log4j2-programmatic-config) - [Creating a Custom Log4j2 Appender](https://www.baeldung.com/log4j2-custom-appender) - [Get Log Output in JSON](http://www.baeldung.com/java-log-json-output)