ManagedExecutorService's max-threads attribute is not honored if an unbounded queue is used ------------------------------------------------------------------------------------------- Key: WFLY-5766 URL: https://issues.jboss.org/browse/WFLY-5766 Project: WildFly Issue Type: Bug Components: EE Affects Versions: 10.0.0.CR4 Reporter: Jan Martiska Assignee: Eduardo Martins If you set a max-threads attribute to a managed-executor-service and the number is higher than core-threads, and its queue is unbounded (queue-length is undefined), it won't use any more threads than the number from core-threads.