Description of problem:
Integrating VDO into colonizer will add Deduplication and compression
features. VDO module can be found in RHEL 7.5 base: vdo and kmod-kvdo
Ansible module for VDO is located in Ansible 2.5: vdo.py
Closing all Colonizer BZs (as DEFERRED) as we do not intend to work on them for the time being.