Cloned from https://bugzilla.redhat.com/show_bug.cgi?id=1373187

Description of problem:
When enable the datasource statistics using CLI, the statistics-enabled=true does not persist after a server reload or restart.

[standalone@localhost:9999 /] /subsystem=datasources/data-source=ExampleDS/statistics=pool:write-attribute(name=statistics-enabled,value=true)

Version-Release number of selected component (if applicable):

How reproducible:

Steps to Reproduce:
1. Enable the datasource statistics using CLI
2. Reload the server
3. After restarting the server, datasource statistics is disabled .

Actual results:
statistics-enabled=false after reload of server

Expected results:
statistics-enabled=true after reload of server