Yes, and if I am writing an API service, for example, I don’t want to suddenly add latency because I hit pages that have been swapped out. I want guarantees about my API call latency variance, at least when the server isn’t overloaded.
I DON’T WANT THE KERNEL PRIORITIZING CACHE OVER NRU PAGES.
I DON’T WANT THE KERNEL PRIORITIZING CACHE OVER NRU PAGES.
The easiest way to do this is to disable swap.