My host disk space is filling full

I have this plugin installed in two sites for example tesheshi.com

And this web has a lot of activity and a lot of published posts. Let’s say 40 posts per day

So every time i check my disk space daily and, and it’s filling up faster with this plugin installed. I want to know what did I with this plugin is there any misconfiguration or something please help me it’s really urgent.

I use this plugin in my all static websites and it works perfectly fine. But in this one is not.

https://wordpress.org/plugins/w3-total-cache/