:: Disk usage in percent

:: Inode usage in percent

:: IOstat

:: IO Service time

:: Exim Mailqueue

:: Exim mail throughput

:: Connections through firewall

:: ipconntrack

:: Firewall Throughput

:: HTTP loadtime of a page

:: eth0 errors

:: eth1 errors

:: eth2 errors

:: tun0 errors

:: eth0 traffic

:: eth1 traffic

:: eth2 traffic

:: tun0 traffic

:: Fork rate

:: Processes priority

:: Processes

:: Number of threads

:: VMstat

:: Squid cache status

:: Squid object size

:: Squid client requests

:: Squid traffic status

:: CPU usage

:: CPU frequency scaling

:: Available entropy

:: Interrupts and context switches

:: Individual interrupts

:: Load average

:: Memory usage

:: File table usage

:: Inode table usage

:: Swap in/out

:: Uptime

:: Logged in users