This is a draft cheat sheet. It is a work in progress and is not finished yet.
System Logs
who |
produce information on who is logged in |
journalctl |
view the log of the entire system |
Q |
quit from journalctl log |
journalctl -f |
follow the logs in real time |
dmesg |
view all kernel messages from the last boot of the machine |
history |
list previous commands used |
history | grep keyword |
search for a command by keyword in history |
ps aux |
prints a snapshot of all system processes |
df -h |
prints the system's storage devices' usage |
kill -l |
lists the termination codes available to send the processes |
kill -9 [pid] |
kills a process with the given pid |
xkill |
kills a graphical process |
lsblk |
lists the drives, its partitions, and space |
lspci |
lists PCI devices |
lsusb |
lists USB devices |
Systemd
systemctl |
list running units |
halt |
Halts the system. |
status <unit> |
check status |
poweroff |
Powers off the system. |
(start|stop) <unit> |
start/stop a service |
reboot |
Restarts the system. |
enable|disable) <unit> |
enable/disable a service at bootup |
suspend |
Suspends the system. |
daemon-reload |
reload systemd |
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Arch
pacman -Syu |
update system |
pacman -Q |
list installed packages |
pacman -Qs <name> |
search installed packages |
pacman -Ss <name> |
search packages |
pacman -S <name> |
install packages |
pacman -Rns <name> |
remove package, its dependencies and config file backups |
pacman -Sc |
lean old packages in cache |
Files
cat <file> |
prints a file's contents |
rm -rf |
removes a folder and all of its contents |
touch |
creates a file with the given name |
System & Disk Commands
du |
Disk usage; shows disk usage of files in directory |
lsblk |
Report info about block devices |
fdisk |
Manipulate disk partioning |
Hyprctl
dispatch exec <client> |
configerrors |
reload |
rollinglog |
kill |
layers |
switchxkblayout |
binds |
getprop [window] [property] |
devices |
monitors |
clients |
workspaces |
activeworkspace |
Identity and change of authorization
su |
Become root and stay in the directory |
su - |
Become root +Execute the login scripts for root -> Switch to the home directory |
sudo -i |
Get root without entering a password (only your own password required) |
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