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Granga/digitalocean add swap

Forked from igorbarinov/digitalocean add swap
Created January 5, 2018 02:40
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digitalocean add swap
sudo fallocate -l 2G /swapfile
sudo chmod 600 /swapfile
sudo mkswap /swapfile
sudo swapon /swapfile
sudo swapon -s
sudo sh -c "printf '/swapfile none swap sw 0 0\n' >> /etc/fstab"
sudo sh -c "printf 'vm.swappiness=10\n' >> /etc/sysctl.conf"
sudo sysctl vm.vfs_cache_pressure=50
sudo sh -c "printf 'vm.vfs_cache_pressure = 50\n' >> /etc/sysctl.conf"
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