Server reboot alone
my server just reboot now alone, i have check the messages log and i have found this
Jan 12 22:38:49 nexus /sbin/mingetty[3082]: tty1: invalid character in login name
Jan 12 22:38:50 nexus /sbin/mingetty[14585]: tty1: invalid character in login name
Jan 12 22:38:52 nexus /sbin/mingetty[14586]: tty1: invalid character in login name
Jan 12 22:38:55 nexus /sbin/mingetty[14588]: tty1: invalid character in login name
Jan 12 22:39:02 nexus /sbin/mingetty[14591]: tty1: invalid character in login name
Jan 12 22:39:03 nexus /sbin/mingetty[14612]: tty1: invalid character in login name
Jan 12 22:39:05 nexus /sbin/mingetty[14613]: tty1: invalid character in login name
Jan 12 22:39:07 nexus /sbin/mingetty[14622]: tty1: invalid character in login name
Jan 12 22:39:13 nexus shutdown: shutting down for system reboot
Jan 12 22:39:15 nexus init: Switching to runlevel: 6
Jan 12 22:39:16 nexus shutdown: shutting down for system reboot
Jan 12 22:39:18 nexus portsentry[1829]: securityalert: Psionic PortSentry is shutting down
Jan 12 22:39:18 nexus portsentry[1829]: adminalert: Psionic PortSentry is shutting down
Jan 12 22:39:18 nexus portsentry: portsentry shutdown succeeded
Jan 12 22:39:18 nexus xfs[1547]: terminating
Jan 12 22:39:19 nexus xfs: xfs shutdown succeeded
Jan 12 22:39:19 nexus mysql: Killing mysqld with pid 1656
Jan 12 22:39:20 nexus mysql: Wait for mysqld to exit
Jan 12 22:39:21 nexus mysql: .
Jan 12 22:39:23 nexus last message repeated 2 times
Jan 12 22:39:24 nexus mysql: done
Jan 12 22:39:24 nexus rc: Stopping mysql: succeeded
Jan 12 22:39:24 nexus sshd: sshd -TERM succeeded
Jan 12 22:39:24 nexus antirelayd: antirelayd shutdown succeeded
Jan 12 22:39:25 nexus exim: exim shutdown succeeded
Jan 12 22:39:25 nexus exim: antirelayd shutdown failed
Jan 12 22:39:29 nexus exim: spamd shutdown succeeded
Jan 12 22:39:29 nexus named[1458]: shutting down: flushing changes
Jan 12 22:39:29 nexus named[1458]: stopping command channel on 127.0.0.1#953
Jan 12 22:39:29 nexus xinetd[1259]: Exiting...
Jan 12 22:39:29 nexus named[1458]: no longer listening on 127.0.0.1#53
Jan 12 22:39:29 nexus named[1458]: no longer listening on #53
Jan 12 22:39:29 nexus named[1458]: no longer listening on #53
Jan 12 22:39:29 nexus named[1458]: no longer listening on #53
Jan 12 22:39:29 nexus named[1458]: no longer listening on #53
Jan 12 22:39:29 nexus xinetd: xinetd shutdown succeeded
Jan 12 22:39:29 nexus bandmin: Shutting down bandmin:
Jan 12 22:39:30 nexus bandmin:
Jan 12 22:39:30 nexus bandmin: /etc/rc6.d/K55bandmin: line 33: /usr/local/bandmin/bandminstop: No such file or directory
Jan 12 22:39:30 nexus rc: Stopping bandmin: succeeded
Jan 12 22:39:30 nexus crond: crond shutdown succeeded
Jan 12 22:39:30 nexus umount: umount: /tmp: device is busy
Jan 12 22:39:30 nexus last message repeated 3 times
Jan 12 22:39:30 nexus named[1452]: exiting
Jan 12 22:39:30 nexus netfs: Unmounting loopback filesystems: failed
Jan 12 22:39:30 nexus losetup: ioctl: LOOP_CLR_FD: Device or resource busy
Jan 12 22:39:30 nexus netfs: Detaching loopback device /dev/loop0: failed
Jan 12 22:39:30 nexus losetup: ioctl: LOOP_CLR_FD: Device or resource busy
Jan 12 22:39:30 nexus netfs: Detaching loopback device /dev/loop1: failed
Jan 12 22:39:35 nexus umount: umount: /tmp: device is busy
Jan 12 22:39:35 nexus last message repeated 3 times
Jan 12 22:39:35 nexus netfs: Unmounting loopback filesystems (retry): failed
Jan 12 22:39:35 nexus losetup: ioctl: LOOP_CLR_FD: Device or resource busy
Jan 12 22:39:35 nexus netfs: Detaching loopback device /dev/loop0: failed
Jan 12 22:39:35 nexus losetup: ioctl: LOOP_CLR_FD: Device or resource busy
Jan 12 22:39:35 nexus netfs: Detaching loopback device /dev/loop1: failed
what this mean?
