Tomcat's catalina.out in JIRA might grow to huge sizes and often crash JIRA as the file fills the entire disk.

By definition, this log file should not be so big:

How do I rotate catalina.out?

CATALINA_BASE/logs/catalina.out does not rotate. But it should not be an issue because nothing should be printing to standard output since you are using a logging package, right? (Source

This Improvement is to make JIRA write less output to the file and use the proper logging package to write stdout and stderr to their appropriate logs that can rotate.