Get Linux System Information

Get System Hardware Information

sudo inxi -Faxz

sudo hostnamectl

sudo inxi -b

sudo dmidecode -s system-serial-number

cat /etc/machine-id

sudo dmidecode -s baseboard-serial-number

lscpu

sudo dmidecode -t processor

sudo hwinfo --cpu

sudo inxi -C

sudo lshw -class processor

sudo inxi -t

taskset -p PID

cat /proc/cpuinfo

sudo dmidecode -t memory

sudo lshw -C memory

sudo inxi -mxz

cat /proc/meminfo

lsblk

sudo fdisk -l

sudo inxi -d

sudo inxi -p

blkid

sudo df -Th

mount | grep '^/'

lsb_release -a

Options for `lsb_release`

`-a` for all details `-c` codename `-r` release number `-i` distribution ID

hostnamectl

cat /etc/os-release

hostname

uname -n

cat /etc/hostname

cat /proc/sys/kernel/hostname

sysctl kernel.hostname

echo $HOSTNAME

set | grep HOSTNAME

uname -r

cat /proc/version

cat /proc/cmdline

lsmod

sysctl -a

Run this to know which init system is setup

readlink /sbin/init

:::info Incase of /sbin/Busybox as an init, system may use Open-rc as service manager

To confirm run

command -v openrc && echo "OpenRC is installed"

:::

systemctl is-active systemd-journald rsyslog syslog-ng

Run the command to check package manager available

which {apt,dpkg,dnf,yum,rpm,pacman,apk,zypper,pkg,snap,flatpak,opkg,snap,flatpak} 2>/dev/null

check init system

 ps -p 1 -o comm=

or

which {systemctl,initctl,service,openrc,runit,s6-svscan} 2>/dev/null