chenhengqi/enable-swap.md

Created May 16, 2021 02:13

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enable swap on linux

Raw

Howto

setup

$ sudo fallocate -l 2G /swapfile
$ sudo chmod 600 /swapfile
$ sudo mkswap /swapfile
$ sudo swapon /swapfile

view

$ sudo swapon --show
$ sudo free -h
$ cat /proc/sys/vm/swappiness

modify

$ sudo sysctl vm.swappiness=10
# or edit /etc/sysctl.conf, add `vm.swappiness=10`

remove

$ sudo swapoff -v /swapfile
$ sudo rm /swapfile