The module com_jevents writes endless files in the directory, so I every day to clear the cache has to keep the site functional.
Why is that?
Set the search engine crawling options to restrict them on the SEF/Performance tab of the Jevents config. There is an article describing all of the options and how to optimise them here - https://www.jevents.net/docs/jevents/it ... vents-site