dphys-swapfile

Disable swap file

$ dphys-swapfile swapoff

$ dphys-swapfile swapon

$ dphys-swapfile setup

dphys-swapfile command

dphys-swapfile manages swap files on Debian-based systems, particularly useful on systems like Raspberry Pi. It automatically sizes the swap file based on available RAM.
Configuration is in /etc/dphys-swapfile.

setup

Create or resize swap file

Enable the swap file

Disable the swap file

Remove swap file

/etc/dphys-swapfile

Configuration file for swap size, location, and behavior settings.

Common on Raspberry Pi OS. Swap files on SD cards can reduce card lifespan. Consider using zram as an alternative. Configure CONF_SWAPSIZE in /etc/dphys-swapfile.

swapon(8), swapoff(8), mkswap(8)