Disaster recovery¶ Disaster recovery overview Replica is unhealthy but cluster maintains quorum The majority of replicas are unhealthy All replicas are unhealthy Repair a single replica Split-brain scenario Remove replicas Join replicas Repair a cluster Diagnose an unhealthy cluster Perform an emergency repair Create a backup Data managed by MSR Back up MSR data Locate your replica ID Back up image content Back up MSR metadata Test your backup Restore from backup