You still have pathological disk io even with swap disabled because Linux will evict file-backed pages. More aggressive OOM killing is currently the only soluti

You still have pathological disk io even with swap disabled because Linux will evict file-backed pages. More aggressive OOM killing is currently the only solution, which is not ideal, but losing one process beats losing all of them. I use earlyoom, and I assume systemd-oomd is something similar.