Hi, Am 26.08.26 um 8:44 AM schrieb Eugen Block:

according to the "OS Recommendations" [0] Ceph Tentacle is not available for Debian 13. Umbrella will be built for Trixie. Are you using cephadm managed clusters or package based? With cephadm you're not that strictly tied to the installed package versions.

In the end all systems need updated client libraries to handle the new key format. Regards -- Robert Sander Linux Consultant Heinlein Consulting GmbH Schwedter Str. 8/9b, 10119 Berlin https://www.heinlein-support.de Tel: +49 30 405051 - 0 Fax: +49 30 405051 - 19 Amtsgericht Berlin-Charlottenburg - HRB 220009 B Geschäftsführer: Peer Heinlein - Sitz: Berlin