Description of problem: Tomcat 9.0.13 reopens tomcat-users.xml all the time, causing application to run out of file descriptors Version-Release number of selected component (if applicable): 1:9.0.13-1.fc29 How reproducible: Hard, requires tomcat application unavailable in Fedora. Steps to Reproduce: 1. start tomcat application 2. use it for a while Actual results: Tomcat application fails. Error message in /var/log/tomcat/catalina.log: 13-Mar-2019 14:33:21.939 SEVERE [http-nio-8080-Acceptor-0] org.apache.tomcat.util.net.Acceptor.run Socket accept failed java.io.IOException: Too many open files Expected results: Tomcat application runs indefinitely Additional info: Downgrading to 1:9.0.10-1.fc29 solves the issue Issue is fixed upstream in 9.0.14