Swap On EC2

swapEC2

You can add a 1 GB swap to your instance with these commands:

sudo dd if=/dev/zero of=/swapfile bs=1M count=1024
sudo mkswap /swapfile
sudo swapon /swapfile
To enable it by default after reboot, add this line to /etc/fstab:

/swapfile swap swap defaults 0 0


On DIGITALOCEAN

sudo dd if=/dev/zero of=/swap bs=1024 count=2097152
sudo mkswap /swap && sudo chown root. /swap && sudo chmod 0600 /swap && sudo swapon /swap
sudo sh -c "echo /swap swap swap defaults 0 0 >> /etc/fstab"
sudo sh -c "echo vm.swappiness = 0 >> /etc/sysctl.conf && sysctl -p"