dmidecode is a tool for dumping a computer’s DMI (some say SMBIOS) table contents in a human-readable format. Generally this will include all the important hardware in the computer.
lspci is a utility for displaying information about all PCI buses in the system and all devices connected to them. In particular,
lspci -vvv can be very useful displaying information about many hardware items in the computer.
Some other basic commands that provide information on the hardware Linux is running on.
- ifconfig -a
- List the network interfaces including any that are currently down. Provides the IP and MAC addresses.
- route -n
- Shows the gateway being used and other network device information.
- cat /etc/resolv.conf
- Shows the DNS that are used to resolve names and any domains that are searched.
- cat /proc/cpuinfo
- Detailed cpu information including type, speed and number of cores.
- Shows all the devices plugged into the PCI bus. Typically this provides the display controller, network card, sound card and other periferals.
- cat /proc/interrupts
- List all interrupts. Look for conflicts or sharing between devices.
- fdisk -l /dev/?d?
- List disks being used with type.
- cat /proc/ide/hda/model
- Display disk device model.
- cat /proc/filesystems
- List supported file system types.
- List USB devices currently plugged in.
- dpkg -l
- On a Debian based system (e.g., Ubuntu), list installed software packages.
- List full hardware in the system. Requires root authority for all the details.