swap 파티션 생성

fallocate -l 4GB /swapfile
dd if=/dev/zero of=/swapfile count=4096 bs=1MiB
chmod 600 /swapfile
mkswap /swapfile
swapon /swapfile
free -m

 

echo "/swapfile swap swap defaults 0 0" >> /etc/fstab
cat /etc/fstab