Can you add "debug rbd = 20" your ceph.conf, re-run the command, and provide a link to the generated librbd log messages?
Thanks, -- Jason Dillaman Red Hat dilla...@redhat.com http://www.redhat.com ----- Original Message ----- From: "Nikola Ciprich" <nikola.cipr...@linuxbox.cz> To: ceph-users@lists.ceph.com Sent: Monday, April 20, 2015 10:54:17 AM Subject: [ceph-users] hammer (0.94.1) - "image must support layering(38) Function not implemented" on v2 image Hello, I'd like to ask about another problem I've stumbled upon.. I've got format 2 image + snapshot, and while trying to protect snapshot I'm getting following error: [root@vfnphav1a ~]# rbd ls -l ssd2r NAME SIZE PARENT FMT PROT LOCK fio_test 4096M 2 template-win2k8-20150420 40960M 2 template-win2k8-20150420@snap 40960M 2 [root@vfnphav1a ~]# rbd snap protect ssd2r/template-win2k8-20150420@snap rbd: protecting snap failed: 2015-04-20 16:47:31.587489 7f5e9e4fa760 -1 librbd: snap_protect: image must support layering(38) Function not implemented am I doing something wrong? thanks a lot in advance for reply BR nik -- ------------------------------------- Ing. Nikola CIPRICH LinuxBox.cz, s.r.o. 28.rijna 168, 709 00 Ostrava tel.: +420 591 166 214 fax: +420 596 621 273 mobil: +420 777 093 799 www.linuxbox.cz mobil servis: +420 737 238 656 email servis: ser...@linuxbox.cz ------------------------------------- _______________________________________________ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com _______________________________________________ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com