How to increase swap file like on Raspbian OS?

[francisp (Francis)]

See:

How to increase the swap file size on Home Assistant OS

Increasing the swapfile size (especially on a USB SSD attached to my test RPi 3B) is pretty typical when trying to get a Linux box to perform and generally be more stable… After hanging around on this GitHub issue and watching the progress, I believe there’s a simple and repeatable way to increase the swapfile size. This solution will survive reboots and upgrades. You also never have to actually open the shell itself. Please keep in mind that this is strictly for HA OS not Raspberry Pi OS aka…