yes, glusterfs server running ok when I add this auth option. and I found warning log in /var/log/glusterfs/glusterfs.log 8: volume bdbserver 9: type protocol/server 10: option transport-type tcp 11: option auth.addr.bdb.allow * 12: subvolumes bdb 13: end-volume +----- 2008-12-22 10:02:35 W [glusterfsd.c:416:_log_if_option_is_invalid] bdb: option 'lru-limit' is not recognized 2008-12-22 10:02:35 W [glusterfsd.c:416:_log_if_option_is_invalid] bdb: option 'checkpoint-timeout' is not recognized 2008-12-22 10:02:35 W [glusterfsd.c:416:_log_if_option_is_invalid] bdb: option 'directory' is not recognized # ls -l /data2/glusterfs/ -rw------- 1 root root 24576 Dec 22 10:02 __db.001 -rw------- 1 root root 278528 Dec 22 10:02 __db.002 -rw------- 1 root root 98304 Dec 22 10:02 __db.003 -rw------- 1 root root 450560 Dec 22 10:02 __db.004 -rw------- 1 root root 16384 Dec 22 10:02 __db.005 ? 2008?12?22? ????Krishna Srinivas ??? > option auth.addr.bdb.allow *