https://www.theregister.co.uk/2017/12/01/datrium_backup_amazon_cloud/ >Hyperconverged system startup Datrium has spun out a DVX cloud instance for AWS. >DVX is Datrium's on-premises hyper-converged infrastructure (HCI) system, with storage controller software in server nodes and a shared DVX storage array. This is different from most HCI systems, which have local storage in each HCI server node.