ubuntu turn off swap code example

Example 1: ubuntu turn off swap

sudo swapoff -a && sudo sed -i '/ swap / s/^\(.*\)$/#\1/g' /etc/fstab

Example 2: disable swap ubuntu 18.04

check swap: free -m
off swap: sudo swapoff -v /swapfile
comment swap entry from: /etc/fstab
remove swap file: sudo rm /swapfile
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Identify configured swap devices and files with cat /proc/swaps.
Turn off all swap devices and files with swapoff -a.
Remove any matching reference found in /etc/fstab.
Optional: Destroy any swap devices or files found in step 1 to prevent their reuse. Due to your concerns about leaking sensitive information, you may wish to consider performing some sort of secure wipe.

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