#!/bin/bash DEVICE=/dev/nvme0n1p1 SWAPFILE=/media/nvme/swapfile if [ -b "$DEVICE" ]; then if [ ! -f "$SWAPFILE" ]; then fallocate -l 2G $SWAPFILE chmod 600 $SWAPFILE mkswap $SWAPFILE fi swapon /media/nvme/swapfile else exit 0 fi