Relevant snippet in the Google SRE Book: https://landing.google.com/sre/sre-book/chapters/service-level-objectives/#xref_risk-management_global-chubby-planned-

Relevant snippet in the Google SRE Book: https://landing.google.com/sre/sre-book/chapters/service-level-objectives/#xref_risk-management_global-chubby-planned-outage https://landing.google.com/sre/sre-book/chapters/service-lev... Google introduced exactly this to one of their internal services so that downstream dependencies can't rely on its extremely high availability.