[Linux-cluster] other log entry

[Sérgio M. Basto]

Hi, 
with redhat AS 3 update3 I got on /var/log/messages

          04:02:48 samba-gfs lock_gulmd_core[10523]: "STONITH<->GuLM
Bridge" is logged out. fd:9
Jan  9 04:04:53 samba-gfs last message repeated 4 times
Jan  9 04:06:58 samba-gfs last message repeated 4 times
Jan  9 04:09:03 samba-gfs last message repeated 4 times
Jan  9 04:11:08 samba-gfs last message repeated 4 times
Jan  9 04:13:13 samba-gfs last message repeated 4 times
Jan  9 04:15:18 samba-gfs last message repeated 4 times

are this normal ?
what this means ? 

google don't find any !

thanks,
-- 
Sérgio M. B.