See comments here; https://gitlab.cee.redhat.com/red-hat-jboss-enterprise-application-platform-documentation/eap8-documentation/-/merge_requests/140#note_5357986
Doc Analysis: https://docs.google.com/document/d/1gfETMFsqmYWyWB0MUbHv9vJsN3eZfK3us4-5eXxFE5M/edit?usp=sharing
Merge request - Mounting volumes in Helm chart