#kernel

6 one-liners with this tag.

Change swappiness at runtime

#sysctl vm.swappiness=10

cautionSystem and hardware

Check whether a reboot is required after updates

$if [ -f /var/run/reboot-required ]; then cat /var/run/reboot-required.pkgs; else echo "Kein Neustart vermerkt"; fi

harmlessDebian and APT

Remove unused dependencies (apt autoremove)

#apt autoremove

cautionDebian and APT

Show hardware errors and warnings in the kernel log

#dmesg -T --level=err,warn

harmlessSystem and hardware

Show operating system, kernel and hardware at a glance

harmlessSystem and hardware

Show the running kernel and installed kernels

$uname -r && dpkg --list 'linux-image-[0-9]*' | awk '/^ii/ {print $2, $3}'

harmlessSystem and hardware