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22 ottobre 2026

Gold Image Preparation on OpenShift


Limited Availability

Horizon 8 offers OpenShift integration with limited availability. For more details on the functionality available in this limited availability release, see Horizon 8 Support for OpenShift Limited Availability.

If you are a current Omnissa customer and you would like to request access to this feature, contact your sales representative or partner. If you are not a current Omnissa customer and you would like to request access to this feature, contact GetHorizon8onOpenShiftLA@omnissa.com.

Preparing a golden image on OpenShift

  1. Enter audit mode on your desktop OS VM.
  2. Install VirtIO, if you have not already done so.
  3. Download the following from Omnissa Customer Connect:
    • Omnissa Horizon OS Optimization Tool (OSOT)
    • Horizon Agent, if not already downloaded
  4. Run the OS Optimization Tool.
  5. Click Analyze.
  6. Once the analysis completes, click Optimize.
  7. Run the Horizon Agent installer.
  8. During installation:
    • Check the box This machine will be used as a Golden Image.
    • Specify the correct Connection Server.
  9. Return to the OSOT tool.
  10. Click Generalize and reboot.
  11. Enter audit mode again.
  12. Remove Copilot by running:
Get-AppxPackage -AllUsers -name Microsoft.Copilot | Remove-AppxPackage
  1. Finalize the image.
  2. Once optimization is complete, exit OSOT. (Recommended) Take a snapshot (recovery point) of the VM in case a rollback is needed.
  3. Go to Red Hat OpenShift Console > Virtualization > VirtualMachines > All projects > {your project}.
  4. Select the VM with the installed Horizon Agent.
  5. Under YAML, modify the following two settings:

Set tpm.persistent to false:

tpm:
  persistent: false

Set efi.persistent to false:

efi:
  persistent: false
  secureBoot: true
  1. Under Snapshot, select Take snapshot.
  2. Fill out the snapshot information.
  3. Click Next, then Save.

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