We are considering using WP Super Cache on our Pressbooks install. We run Pressbooks on a RHEL7 server hosted by our college. Pressbooks, PB Textbooks, and WordPress are all at latest versions. We use Custom CSS on most of our books, modified from Luther theme. We WP QuickLaTeX for LaTeX formatting and and PrinceSXML for PDF exports…
Any advice or warnings about caching plugins are appreciated, thanks!