> but the claim is that the buffer you should remove is the OS's one I was not t...

		sradman on Jan 23, 2021 \| parent \| context \| favorite \| on: But how, exactly, do databases use mmap? > but the claim is that the buffer you should remove is the OS's one I was not trying to minimize O_DIRECT, I was trying to emphasize the key advantage succinctly and also explain the Apache Arrow use case of mmap which the article does not discuss.