Hi Frédéric, Do you mean this file? At least it's the only cephadm I've found in the folder you told me: mixtile@blade3n2:~$ sudo ls -al /var/lib/ceph/8aad3073-39a1-11f1-bf6e-f2704a1efa 9b | grep cephadm -rw-r--r-- 1 root root 787672 Apr 16 16:52 cephadm .1a8853661a9c1798390b8e8 d13c27688c1b1327a075745af2ee40ac466f0ac36 Regards Jacek