Hi. I can´t start mds server. The logs show: --- begin dump of recent events --- -30> 2012-12-09 16:49:52.181838 7f547966a780 5 asok(0x1d8c000) register_command perfcounters_dump hook 0x1d74010 -29> 2012-12-09 16:49:52.181884 7f547966a780 5 asok(0x1d8c000) register_command 1 hook 0x1d74010 -28> 2012-12-09 16:49:52.181890 7f547966a780 5 asok(0x1d8c000) register_command perf dump hook 0x1d74010 -27> 2012-12-09 16:49:52.181901 7f547966a780 5 asok(0x1d8c000) register_command perfcounters_schema hook 0x1d74010 -26> 2012-12-09 16:49:52.181907 7f547966a780 5 asok(0x1d8c000) register_command 2 hook 0x1d74010 -25> 2012-12-09 16:49:52.181910 7f547966a780 5 asok(0x1d8c000) register_command perf schema hook 0x1d74010 -24> 2012-12-09 16:49:52.181915 7f547966a780 5 asok(0x1d8c000) register_command config show hook 0x1d74010 -23> 2012-12-09 16:49:52.181919 7f547966a780 5 asok(0x1d8c000) register_command config set hook 0x1d74010 -22> 2012-12-09 16:49:52.181926 7f547966a780 5 asok(0x1d8c000) register_command log flush hook 0x1d74010 -21> 2012-12-09 16:49:52.181932 7f547966a780 5 asok(0x1d8c000) register_command log dump hook 0x1d74010 -20> 2012-12-09 16:49:52.181936 7f547966a780 5 asok(0x1d8c000) register_command log reopen hook 0x1d74010 -19> 2012-12-09 16:49:52.183484 7f547966a780 0 ceph version 0.55 (690f8175606edf37a3177c27a3949c78fd37099f), process ceph-mds, pid 2400 -18> 2012-12-09 16:49:52.184629 7f547966a780 1 finished global_init_daemonize -17> 2012-12-09 16:49:52.187153 7f547966a780 5 asok(0x1d8c000) init /var/run/ceph/ceph-mds.a.asok -16> 2012-12-09 16:49:52.187209 7f547966a780 5 asok(0x1d8c000) bind_and_listen /var/run/ceph/ceph-mds.a.asok -15> 2012-12-09 16:49:52.187274 7f547966a780 5 asok(0x1d8c000) register_command 0 hook 0x1d720b8 -14> 2012-12-09 16:49:52.187291 7f547966a780 5 asok(0x1d8c000) register_command version hook 0x1d720b8 -13> 2012-12-09 16:49:52.187306 7f547966a780 5 asok(0x1d8c000) register_command git_version hook 0x1d720b8 -12> 2012-12-09 16:49:52.187316 7f547966a780 5 asok(0x1d8c000) register_command help hook 0x1d740c0 -11> 2012-12-09 16:49:52.187369 7f547966a780 10 monclient(hunting): build_initial_monmap -10> 2012-12-09 16:49:52.187697 7f547966a780 10 monclient(hunting): init -9> 2012-12-09 16:49:52.188025 7f547966a780 10 monclient(hunting): auth_supported 2 -8> 2012-12-09 16:49:52.188049 7f547966a780 10 monclient(hunting): _reopen_session -7> 2012-12-09 16:49:52.188099 7f547966a780 10 monclient(hunting): _pick_new_mon picked mon.d con 0x1d9cf20 addr 10.0.1.244:6789/0 -6> 2012-12-09 16:49:52.188129 7f547966a780 10 monclient(hunting): _send_mon_message to mon.d at 10.0.1.244:6789/0 -5> 2012-12-09 16:49:52.188142 7f547966a780 10 monclient(hunting): renew_subs -4> 2012-12-09 16:49:52.188224 7f5475915700 5 asok(0x1d8c000) entry start -3> 2012-12-09 16:49:52.189164 7f5474112700 0 mds.-1.0 ms_handle_connect on 10.0.1.244:6789/0 -2> 2012-12-09 16:49:52.189942 7f5474112700 10 monclient(hunting): no handler for protocol 0 -1> 2012-12-09 16:49:52.189965 7f5474112700 10 monclient(hunting): none of our auth protocols are supported by the server 0> 2012-12-09 16:49:52.190925 7f547966a780 -1 *** Caught signal (Segmentation fault) ** Maybe and issue with cephx? How I can check this? Cristian. -- To unsubscribe from this list: send the line "unsubscribe ceph-devel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html