Mirantis Container Cloud (MCC) becomes part of Mirantis OpenStack for Kubernetes (MOSK)!
Starting with MOSK 25.2, the MOSK documentation set covers all product layers, including MOSK management (formerly MCC). This means everything you need is in one place. The separate MCC documentation site will be retired, so please update your bookmarks for continued easy access to the latest content.
Troubleshoot Ceph based on MiraCeph (since 25.2)¶
Warning
This procedure is valid for MOSK clusters that use the MiraCeph
custom
resource (CR), which is available since MOSK 25.2 to replace the deprecated
KaaSCephCluster
. For the equivalent procedure with the KaaSCephCluster
CR, refer to the following section:
This section provides solutions to the issues that may occur during Ceph usage.
- Ceph disaster recovery
- Ceph Monitors recovery
- CephOsdRemoveRequest failure with a timeout during rebalance
- Ceph Monitors store.db size rapidly growing
- Replaced Ceph OSD fails to start on authorization
- The ceph-exporter pods are present in the Ceph crash list
- Ceph health reports PG_DAMAGED after a failed disk or node replacement