Three of the four Compute Station types use Linux Kernels under their main operating systems.
Note the Operating Systems shown in the diagram are just the main one used for a particular station type, other are Operating Systems are also possible. For example, using Ubuntu in Mesh Stations and Debian in Home Stations.
Following are a list of supported (S) and recommended (R) Linux Kernels as of 2023-07-01.
Compute Station
5.10
5.15
6.1
6.2
Raspberry Pi OS
Y
R
Proxmox
Y
R
Ubuntu
Y
Y
R
OpenWrt
Y
R
Armbian
Y
R
Home Assistant OS
R
The above kernel versions supported globally, your local Modular Assist might support extra versions.
swappiness
The default swappiness of most Linux systems is 60, it should be reduce 10 in most cases.