[CentOS] Strange reboots

Linux wrote:
> 
> # ps ax
>   PID TTY      STAT   TIME COMMAND
> <snip>
>  2994 ?        Ss     0:00 sshd: root at pts/2
> <snip>
>  4028 pts/2    Ss+    0:00 -bash
> <snip>
>  5603 ?        Ss     0:00 sshd: root at pts/0
>  5625 pts/0    Ss     0:00 -bash

Two root logins via ssh - are these both you? The first looks early in 
the boot process.

I'm sure I don't need to say you shouldn't really be logging in directly 
as root. Better to disable root logins by ssh - login as a regular user 
and su to root.

http://wiki.centos.org/HowTos/Network/SecuringSSH