So I've been playing my sims 3 save for a while, and the file size is getting pretty massive now (800mb), and I noticed that almost half of this is from worlds I haven't visited in a long time and don...
Use this guide https://sims.fandom.com/wiki/Game_guide:Reducing_the_size_of_a_saved_game
Also disable the memory if you haven't done so, I have traveled to almost 9 different worlds in my currnt saves and none of my traveldb file ever reaches 100mb.