@RyunoKi @emanuele @aral there is already automated cache cleaning in place. As explained here https://masto.host/re-mastodon-media-storage/ or the numbers would be much higher.
But Aral can use more aggressive limits in the admin interface. For media it’s fine but for content it can lead to unwanted consequences as I mention here https://github.com/mastodon/mastodon/discussions/19260