Description of problem (please be detailed as possible and provide log snippests): Implement a warning mechanism on storage Class/PVC creation for use cases around postgres and other DB services like MySQL. We should flag users upon creation of a storage class or PVC that is intended to back a DB workload such as postgres in which utilizing RBDs as opposed to CephFS RWX PVC's would be a safer choice. Please see documentation BZ: https://bugzilla.redhat.com/show_bug.cgi?id=2141891 And known issue: https://access.redhat.com/solutions/6835851 Version of all relevant components (if applicable): ODF 4.9, 4.10, 4.12 Does this issue impact your ability to continue to work with the product (please explain in detail what is the user impact)? Yes, possible data corruption leading to broken files and manual recovery needed. Is there any workaround available to the best of your knowledge? https://access.redhat.com/solutions/6835851 Rate from 1 - 5 the complexity of the scenario you performed that caused this bug (1 - very simple, 5 - very complex)? Can this issue reproducible? Multiple customers experienced issue, QE/Engineering unable to reproduce. Can this issue reproduce from the UI? No If this is a regression, please provide more details to justify this: No