Display CPU information
Command :
$ cat /proc/cpuinfo
Display memory information
Command :
$ cat /proc/meminfo
Display version details
Command :
$ cat /proc/version
Display partitions details
Command :
$ cat /proc/partitions
Display SCSI/Sata devices details
Command :
$ cat /proc/scsi/scsi
Display information about Sata devices
Command :
$ hdparam /dev/sda1
List Hardware components
Command :
# lshw
Display hardware information
Command :
# hwinfo --short
List scsi devices
Command :
# lsscsi
List all PCI devices
Command :
$ lspci
List USB devices
Command :
$ lsusb
List block devices
Command :
$ lsblk
Display information about the CPU architecture
Command :
$ lscpu
Partition table manipulator for Linux
Command :
# fdisk -l
Locate the binary, source, and manual page files for a command
Command :
# whereis bin # whereis etc
Show the full path of (shell) commands
Command:
# which cat # which ls
Search the whatis database for complete words
Command :
# whatis ls # whatis cat
Upstart process management daemon
Command:
# init 0 - halt (Do NOT set init default to this) # init 1 - Single user mode # init 2 - Multiuser, without NFS # init 3 - Full multiuser mode # init 6 - reboot
Extract hardware information by reading data from the DMI tables
Command:
# dmidecode -t memory # dmidecode -t system # dmidecode -t bios # dmidecode -t processor