Enable swap on Debian\Ubuntu in one line

Published by Vitaly Musin on April 16th, 2017

fallocate -l 1G /swapfile && \

chmod 600 /swapfile && \

mkswap /swapfile && \

swapon /swapfile && \

swapon -s && \

cp /etc/fstab /etc/fstab.bak && \

echo '/swapfile none swap sw 0 0' | tee -a /etc/fstab

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