Linux System Information Decoded

“Do you rely on proc files or dmesg to tell you everything you
need to know about a system? If you do, you’re only seeing part of
the picture. But what about when you want more detailed information
about the system on which you’re working? Do you have to have the
manufacturer’s spec sheet handy to know which components your
system contains? It’s inconvenient to have someone open a system
case in a remote data center to tell you how many memory DIMMs are
in, or are not in, your target system. Linux systems include two
native commands that tell you almost everything you need to know:
dmidecode and biosdecode.

“These two utilities live in the /usr/sbin directory and are
standard Linux executables (not shell scripts). You must have root
priveleges, via sudo or su -, to run either of these commands.

“BIOSDECODE

“The biosdecode command prints, to screen, information from BIOS
memory about all of its known entry points. Entry point types
are:”

Complete
Story