what the hell is this?

Help me please - what the hell in /var/log ??? logrotate crazyness :(( -rw-r--r-- 1 root root 0 Sep 7 19:30 xinetd.log-20050906 -rw-r--r-- 1 root root 0 Sep 8 19:45 xinetd.log-20050906-20050907 -rw-r--r-- 1 root root 0 Sep 9 20:00 xinetd.log-20050906-20050907-20050908 -rw-r--r-- 1 root root 0 Sep 10 20:15 xinetd.log-20050906-20050907-20050908-20050909 -rw-r--r-- 1 root root 0 Sep 11 20:30 xinetd.log-20050906-20050907-20050908-20050909-20050910 -rw-r--r-- 1 root root 0 Sep 12 20:45 xinetd.log-20050906-20050907-20050908-20050909-20050910-20050911 -rw-r--r-- 1 root root 0 Sep 13 21:00 xinetd.log-20050906-20050907-20050908-20050909-20050910-20050911-20050912