Reliable Cron across the Planet
Štěpán Davidovi, Kavita Guliani · Queue · 2015
This article describes Google’s implementation of a distributed Cron service, serving the vast majority of internal teams that need periodic scheduling of compute jobs. During its existence, we have learned many lessons on how to design and implement what might seem like a basic service. Here, we discuss the problems that distributed Crons face and outline some potential solutions.