Linux
Content
Distributions
Debian
SUSE
openSUSE
SUSE Linux Enterprise
Common utilities
systemd
journald
firewalld
ip
uname
df
free
less /proc/meminfo
more /proc/cpuinfo
cat /proc/version
Usual commands
# get information on the kernel
uname -or
# get server name
hostname
uname -n
# get information on a user
id
id otherusername
# update my password
passwd
# add a user (the user will be locked and we need to define its password with passwd)
useradd xxx
# extend admin permission for 5 minutes
sudo -v
# live monitoring of processes
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Common packages
Name
Details
wget
GNU Wget is a free software package for retrieving files using HTTP, HTTPS, FTP and FTPS the most widely-used Internet protocols
Shell shortcuts
Shortcut
Action
Ctrl
+ R
Search a command in the history
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