Folderol  wrote:
> On Thu, 10 Sep 2020 12:47:40 +0100
> The Natural Philosopher  wrote:
> >I just want to run one high priority daemon and one lower priority
> >demon, with shared memory between them...is there something simpler than
> >Linux? More like e.g. DOS?
>
> I get pretty good results with the latest version of devuan for the Pi.

Alpine Linux is popular with containers, because it's extremely stripped
down:
https://wiki.alpinelinux.org/wiki/Raspberry_Pi

For non-Linux, you could try an alternative OS like RISC OS or FreeRTOS.
You would need to port your apps to those OSes though - it wouldn't be a
simple recompile.

Theo

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