What are VMware Virtual Disk Storage APIs (VDDK) for?

The use of the VDDK APIs is allowed by VMware only with ESXi licensed hosts.

VDDK libraries allow:

  • better backup performance;
  • thin provisioning disk backups;
  • incremental backups.

The installation is quite easy. While configuring a VMware vSphere virtual machine backup, Uranium will show you the link for the download of the VDDK. You only have to specify the path of the zip file: