Ceph MON Migration

In the course of spreading my homelab over a couple more machines, I finally arrived at the Ceph cluster’s MON daemons. These were running on three Ceph VMs on my main x86 server up to now. In this post, I will describe how I moved them to three Raspberry Pis. While the cluster was up the entire time. First, a couple of considerations: MON daemons use on average about 1GB of memory in my cluster My cluster, and most of my services, went down during the migration....

December 26, 2022 · 4 min · Michael

Ceph NFS on ARM64: Not currently possible

Today, I wanted to migrate my single Ceph NFS daemon from my LXD VM on an x86 server to my Hardkernel H3. This did not work out too well. Yesterday, I had finally finished the migration of my Ceph cluster’s MON daemons to my three Raspberry Pi controllers. This move had it’s own problems, which I will detail a bit in another blog entry. Part of this migration was to also move over the MGR daemons to my Pis....

December 21, 2022 · 4 min · Michael