VariablePERMISSION_MODEL_MODE
DescriptionPERMISSION_MODEL_MODE Environment Variable

If Humio previously used a RBAC configuration file, this can be converted to the new RBAC model with this variable set to advanced and READ_GROUP_PERMISSIONS_FROM_FILE enabled.

ini files
PERMISSION_MODEL_MODE=advanced
READ_GROUP_PERMISSIONS_FROM_FILE=true

When starting Humio with this configuration, Groups and Roles will be converted and visible under Administration, but in read only mode, since it's read from the RBAC configuration file.