Code:
modprobe zram
zramctl --size 2G /dev/zram0
mkswap /dev/zram0
swapon /dev/zram0 -p 10
echo "zram" > /etc/modules-load.d/zram.conf
echo 'KERNEL=="zram0", ATTR{disksize}="2G" RUN="/sbin/mkswap /dev/zram0", TAG+="systemd"' > /etc/udev/rules.d/99-zram.rules
echo "/dev/zram0 none swap defaults,pri=10 0 0" >> /etc/fstab