The tail command is one of the best tool to view log files in a real time using tail -f /path/to/log.file syntax on a Unix-like systems. The program MultiTail lets you view one or multiple files like the original tail program. The difference is that it creates multiple windows on your console (with ncurses). This is one of those dream come true program for UNIX sys admin job. You can browse through several log files at once and do various operations like search for errors and more.
Install MultiTail On a Linux
Type the following command under Debian / Ubuntu Linux:
sudo apt-get update sudo apt-get install multitail
yum install multitail
If you are using FreeBSD 10, enter:
pkg upgrade pkg install multitail
How To View Multiple Files
To view /var/log/messages and /var/log/auth.log, enter:
multitail /var/log/messages /var/log/auth.log
How do I display 3 logfiles in 2 columns?
multitail -s 2 /var/log/secure /var/log/fail2ban.log /var/log/messages
multitail has many other useful options. Please read man page for further details: