Administration.md

INFORMATION

distro name

lsb_release -a

architecture

uname -m

partitions check

sudo blkid

kernel version

uname -r

CPU information

lscpu

SHORTCUTS

window

win +

terminal

ctrl+alt+T = open terminal ctrl+L = clear terminal

copy and paste

Ctrl+Shift+C Ctrl+Shift+V

ADMINISTRATION

memory usage

free -h

disk usage

df -h

running processes

top -n 1

network interfaces

ip a

system uptime

uptime

active services

systemctl list-units --type=service --state=running

Checking a service

sudo systemctl status systemd-resolved sudo systemctl restart systemd-resolved

Blocking sites

sudo nano /etc/hosts sudo systemd-resolved --flush-caches

chat using netcat and telnet

receiver-> nc -l -p 1234

sender-> telnet ip 1234

Add custom shortcuts

1. Settings -> Keyboard -> Keyboard Shortcuts -> View and customize shortcuts -> Custom Shortcuts::
2. Click on the + button
3. Name it "Open File Manager"
4. Set the command to nautilus (GNOME) or xdg-open
5. Click on the "Set Shortcut" button and press Super + E to assign it.

Folders

cp -r ~/my_folder ~/backup/