Ops Development Stories

Oct 10, 2022 · Operations

How to Safely Change Ceph MON IP Addresses During Server Migration

This guide details how to modify Ceph monitor (MON) IP addresses when moving a Ceph cluster to a new data center, covering both same‑network IP changes by adding and removing MON nodes and full‑network IP updates using monmaptool, with step‑by‑step commands and troubleshooting tips.