Iptables' counters: Number of bytes that were matched by a certain
iptables rule.
+ - ipvs
+ IPVS connection statistics (number of connections, octets and packets
+ for each service and destination).
+ See http://www.linuxvirtualserver.org/software/index.html.
+
- irq
IRQ counters: Frequency in which certain interrupts occur.
- tape
Bytes and operations read and written on tape devices. Solaris only.
+ - tcpconns
+ Number of TCP connections to specific local and remote ports.
+
- users
Users currently logged in.