Quite a few topics discuss the performance of Glide apps. Should you want to do a search in the community forum, use performance as a keyword.
Discussions revolve around the 25k row limit (which is loosely enforced), row ownership, user specific columns, multiple users editing the same data at the same time, sometimes display considerations (calendar type, number of inline list components on a screen, number of images on a screen).
Here is an example:
Glide performance
(My apologies for answering in English. I understand Spanish a little, but cannot write in it.)