Tag: disaster recovery

Abstract illustration of multi-site object storage replication between data centers

MinIO Site Replication: Sync Mode Will Not Save Your RPO

MinIO site replication has no cross-site quorum, and its replication queue exists only inside the source cluster: lose that site and the un-replicated backlog is gone and un-enumerable. Sync mode costs latency without fixing that. The precise model, the RTO/RPO table, and the DR patterns that match real SLAs.

By Julien Laurenceau, 5 hours ago

data

Who’s Using Ceph RBD Mirroring for Kubernetes Storage in Production?

Alpha Feature in Production… Good Idea? The most promising approach, journal-based mirroring, offers near real-time replication and faster failover. However, it’s currently an alpha feature in the Ceph CSI driver and relies on rbd-nbd, which introduces significant risks: For documentation on Ceph RBD mirroring see IBM documentation For details, see Read more

By Julien Laurenceau, 8 months2025-12-15 ago