What we will test:

The focus will be on testing the dual-stream mechanism. I.e., on testing the ability to enable rhel9 or rhel10 at will, and switch between them.

What we will NOT test:

The testing process will not be focused on testing rhel10

Platforms:

• AWS
• GCP
• Azure
• Vsphere
• Baremetal

Infras:

• HA
• SNO

Arch:

• AMD
• ARM (Only post-merge, not possible to test it pre-merge)
• Heterogeneus clusters (AMD and ARM at the same time) (Only post-merge, not possible to test it pre-merge)

Installation

• Day1 configuration with no config, rhel9 config rhel10 config

Supported Related Features (need to be tested):

• Extensions
• kernel type (both realtime, 64k pages)
• PinnedimagesSets
• kernel arguments
• Scale up nodes
• go back to RHEL9 once RHEL10 has been deployed
• Pause
• MaxUnavailable
• Custom pools
• FIPS

 
Upgrade:

• from stream9
• from stream10
• from no stream

Negative tests:

• Misconfiguration of osImageStream

Unsupported Related Features (not tested):

• Image Mode
• Off Cluster Layering

Will those clusters be supported?

• ROSA
• ARO
• Hypershift