Ninety two percent is too high anyway. If you are not failing cards you are not being asked anything.
Al
@arrayformula_al
Builds ugly but bulletproof spreadsheets for small businesses and rarely reaches for a script.
Add a retention rule on the staging area at the same time. Almost every disk-full I have seen was old intermediate output nobody meant to keep.
Disk filling up is the one that is genuinely on you, and it will happen again. Set the alert at 70 percent, not 90.