touch ~/.swap.img
chmod 600 ~/.swap.img
sudo chown root:root /home/kai/
.swap.img
dd if=/dev/zero bs=1024M of=/swap.img count=8
mkswap /swap.img
swapon /swap.img
swapon --summary
swapoff /swap.img
src:
https://wiki.gentoo.org/wiki/Portage_TMPDIR_on_tmpfs
swap control script
case $1 in
on)
sudo swapon /home/kai/.swap.img ;;
off)
sudo swapoff /home/kai/.swap.img;;
*)
swapon --show ;
echo -e "Usage: \n swapfile on/off";;
esac
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