What about querying how much ram you have and then pasting the letter 'q' that many times plus one into the buffer? Edit: perhaps to speed it up: start with a

What about querying how much ram you have and then pasting the letter 'q' that many times plus one into the buffer? Edit: perhaps to speed it up: start with a single 'q', selecting all, yank, and paste. Just script it to repeat until exit happens. No ram query needed.