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noodny/swap.sh

Created June 2, 2015 19:45
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DigitalOcean swap file
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swap.sh
# create a swapfie
sudo fallocate -l 1G /swapfile
sudo chmod 600 /swapfile
sudo mkswap /swapfile
sudo swapon /swapfile
# make it permanent
echo "/swapfile none swap sw 0 0" >> /etc/fstab
# tweak it
echo "vm.swappiness=10" >> /etc/sysctl.conf
echo "vm.vfs_cache_pressure = 50" >> /etc/sysctl.conf
# reboot and check if it worked
reboot
sudo swapon -s
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