Frequent issues in latest releases

Some optional operators from OCP are not available in OKD

Affected Versions: All Please see this explanation of Operator availability on OKD. An OKD-specific catalog with community versions of mentioned operators is in progress.

CephFS mounts get invalid permissions

Effected Versions: 4.10.0-0.okd-2022-03-07-131213 Description: Due to kernel 4.16 bug CephFS mounts get invalid permissions, so writing to image registry backed by CephFS fails on OKD 4.10 Workaround: In ceph-csi-cephfs installation add wsync to kernelMountOptions

Ceph service performance degradation

Effected Versions: 4.11.0-0.okd-2023-01-14-152430, 4.12.0-0.okd-2023-02-04-212953 Description: Due to kernel 6.0 bug with bind(), the Ceph service faces radical performance degradation, causing PG unavailability, very slow I/O operations. Workaround: Either build a custom FCOS image using layering or update to a newer version.