Granga

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"