You eventually run out of caches to evict.

That is completely irrelevant to this discussion about using the RAM you’ve paid for.

At that point you can still fall back onto swap on NVME.

	▲	kulahan 24 minutes ago \| parent [-]
		Doesn’t Apple use pretty damn quick NVME? I wonder how much of a performance drop it actually is. Certainly not as bad as running a swap file on a 5400 rpm HDD…