A Few Handy Commands

A FEW HANDY ( CONSOLE ) COMMANDS:

For your network/internet connection: ( as root ! )
( $ and # make part of the prompt, $ is normal user, # is root )

CODE

$ su ( to log in as root )
< root password >

IP addresses and traffic:

CODE

# ifconfig
# route

Display disk performance:

CODE

# hdparm -t /dev/hda

Space usage:

CODE

$ df -h
$ du -s /var/log/*

( Space usage of all the files in /var/log )

Memory:

CODE

$ free -b ( In bites )
$ free -k ( KB )
$ free -m ( MB )
$ free -o ( Without buffers )
$ free -t ( Totals )

Screenshot:

CODE

$ import -w root sreen.jpg

( Will store it in your home dir. )

See also the One Page Linux Manual

Bruno

-- Apr 22 2003 ( Revised Dec 10 2005 ) --