- Editor „nano“
- Editor „vi“
- File System und Ordner Struktur
- Package Manager APT
- Root Benutzer und SUDO
Show info about your Linux system
# show info about your CPU
cat /proc/cpuinfo
# show kernel version
uname -a (print all information)
uname -r (print only the kernel version)
cat /proc/version
# show Linux distribution information
lsb_release -a
cat /proc/version
cat /etc/issue
cat /etc/debian_version
# show the OS name and kernel version
cat /etc/os-release
cat /proc/sys/kernel/ostype
cat /proc/sys/kernel/osrelease
cat /proc/sys/kernel/version
# show memory usage
cat /proc/meminfo
# show hostname and domain name
cat /proc/sys/kernel/hostname
cat /proc/sys/kernel/domainname
# show network interfaces
ifconfig