Swappiness

sysctl vm.swappiness

Since Linux Kernel 5.8 (Aug 2020) the swapiness sysctl can also now be raised up to 200 to force the kernel to use swapping, which can be useful with in-memory swap, like zram or zswap, default value en Ubuntu 20.04 LTS is 60.

See also

• Swap, swapon, swapoff, mkswap, swaplabel, free,sar -r, sar -S, sar -W, vmstat, vm.swappiness, /proc/swaps, /etc/fstab, Add a swap disk, systemd.swap

https://kernelnewbies.org/Linux_5.8