I wish there was better docs / info about performance. I have a dog slow WP site that is hosted on Godaddy (and that may be my problem). It takes 800 ms to ge

I wish there was better docs / info about performance. I have a dog slow WP site that is hosted on Godaddy (and that may be my problem). It takes 800 ms to get the html out to the browser to start the loads. I've pulled plugins, gone back to basic themes, etc. Godaddy support has tried, but they go an 8 second load is pretty good. The admin pages are far worse.