I’ve got a headless ARM-based Linux (v3.10.53-1.1.1) system with no swap space enabled, and I occasionally see processes get killed by the OOM-killer even though there is plenty of RAM available. Running echo 1 > /proc/sys/vm/compact_memory periodically seems to keep the OOM-killer at bay, which makes me think that memory fragmentation is the culprit, but I don’t understand why a