FaceBook
https://code.fb.com/developer-tools/performance-scale-2019-recap/
https://www.usenix.org/conference/srecon15europe/program/presentation/shuff
Comment le RUM est mis en place chez LinkedIn:
How LinkedIn used PoPs and RUM to make dynamic content download 25% faster
https://engineering.linkedin.com/performance/how-linkedin-used-pops-and-rum-make-dynamic-content-download-25-faster
