Hi We have kerberos working with bare metal kernel NFS exporting RBDs. I can see in the ceph documentation[1] that nfs-ganesha should work with kerberos but I'm having little luck getting it to work. This bit from the container log seems to suggest that some plumbing is missing? " 13/10/2023 08:09:12 : epoch 6528fb25 : ceph-flash1 : ganesha.nfsd-2[main] nfs_rpc_cb_init_ccache :NFS STARTUP :EVENT :Callback creds directory (/var/run/ganesha) already exists 13/10/2023 08:09:12 : epoch 6528fb25 : ceph-flash1 : ganesha.nfsd-2[main] find_keytab_entry :NFS CB :WARN :Configuration file does not specify default realm while getting default realm name 13/10/2023 08:09:12 : epoch 6528fb25 : ceph-flash1 : ganesha.nfsd-2[main] gssd_refresh_krb5_machine_credential :NFS CB :CRIT :ERROR: gssd_refresh_krb5_machine_credential: no usable keytab entry found in keytab /etc/krb5.keytab for connection with host localhost 13/10/2023 08:09:12 : epoch 6528fb25 : ceph-flash1 : ganesha.nfsd-2[main] nfs_rpc_cb_init_ccache :NFS STARTUP :WARN :gssd_refresh_krb5_machine_credential failed (-1765328160:0) " Thoughts? Mvh. Torkil [1] https://docs.ceph.com/en/quincy/mgr/nfs/#create-cephfs-export -- Torkil Svensgaard Systems Administrator Danish Research Centre for Magnetic Resonance DRCMR, Section 714 Copenhagen University Hospital Amager and Hvidovre Kettegaard Allé 30, 2650 Hvidovre, Denmark