"Automatic Boot Assessment" for SLES, RHEL, how to implement it in reality?

> https://blog.koehntopp.info/2024/07/22/crowdstroke.html > > -> > > So, if you ask me what my takeaway from the Crowdstrike issue is, I’d > say: boot counting/boot assessment/automatic fallback should really be > a MUST for today’s systems. Before* you invoke your first kernel you > need have tracking of boot attempts and a logic for falling back to > older versions automatically. It’s a major shortcoming that this is > not default behaviour of today’s distros, in particular commercial > ones. > > Of course systemd has supported this for a long time: Automatic Boot > Assessment > > Windows does not do that, but Linux could. If commercial Linux distros > were to use this feature. > > -> > > https://systemd.io/AUTOMATIC_BOOT_ASSESSMENT/ -> **Question**: can anybody write a very short step-by-step howto, how to enable the feature on SLES and RHEL that if boot fails, it would automatically boot with an older kernel? This looks like a so rarely used feature of systemd that there aren't any good howtos in the internet for it to be more widespread.