Specifically Chapter 4, under "Aggregation" https://landing.google.com/sre/sre-book/chapters/service-level-objectives/ https://landing.google.com/sre/sre-book/c

Specifically Chapter 4, under "Aggregation" https://landing.google.com/sre/sre-book/chapters/service-level-objectives/ https://landing.google.com/sre/sre-book/chapters/service-lev...