Ops Development Stories

Aug 26, 2025 · Operations

Recovering a Ceph PG from Inactive and Incomplete States After a Power Outage

This article details a step‑by‑step recovery of a Ceph placement group that entered inactive and incomplete states after a data‑center power loss, explaining the meanings of these states, attempted repairs, use of ceph‑objectstore‑tool to manipulate PG replicas, and restoration of lost RBD image metadata.