Not for HANA but interesting:-))

AIX – An executive guide to the strategy and roadmap for the AIX Operating System for IBM Power Systems – 2019

Can be accessed – with registration – here:

https://www.ibm.com/account/reg/us-en/signup?formid=urx-39826&fbclid=IwAR06lcEyYIaSV5CwbDxxvRexNsHvODdf4o_-9RkH2r4D9IG9nv9OcWe05uM