AIX for IBM system 370

[Fred Cisin]

On Mon, 1 Feb 2016, devin davison wrote:
> What machine would you recommend for the Linux route. The idea being to run
> the oldest machine possible.
> I was looking at AIX because it ran on one of the oldest ibm machines i
> could find.

Howzbout Xenix?
Could run it on a 286 AT.
Maybe even on an XT?  Although I think that you'd want more than 10MB, so 
need to jumper the controller to run a 26MB drive.