You can modify the disk size of the vRealize Orchestrator Appliance by editing the disk size settings of the vRealize Orchestrator Appliance virtual machine in vSphere.
Prerequisites
Verify that the vRealize Orchestrator Appliance SSH service is enabled. See Activate or Deactivate SSH Access to the vRealize Orchestrator Appliance.
Procedure
What to do next
To troubleshoot problems with the disk resize procedure, see KB 79925.