Read the release notes
VMware vRealize Operations Manager 6.6 Release Notes
Deployment Formats
You can deploy vRealize Operations Manager 6.6 with VMware virtual appliance.
Note: vRealize Operations Manager 6.5 was the final version of the product to support RHEL installations. If you are running Linux based vRealize Operations Manager 6.5, you can upgrade to vRealize Operations Manager 6.6.
If you are deploying a vRealize Operations Manager virtual appliance, use a VMware vSphere Client to connect to a VMware vCenter Server, and deploy the virtual appliance through the vCenter Server instance. The vRealize Operations Manager virtual appliance must be deployed on hosts that are ESX/ESXi 5.5 or later managed by VMware vCenter Server 5.5 or later.
