Site Reliability Engineering

Finally, use the project management style that suits the project in its current state.

A matrix of all possible combinations of disasters with plans to address each of these disasters permits you to sleep soundly for at least one night; keeping your recovery plans current and exercised permits you to sleep the other 364 nights of the year.

The cost of failure is education.
Devin Carraway

Your monitoring system should address two questions: what’s broken, and why?

In general, an SRE team is responsible for the availability, latency, performance, efficiency, change management, monitoring, emergency response, and capacity planning of their service(s).

Monitoring should never require a human to interpret any part of the alerting domain.

request success rate

Whether it is at Google or elsewhere, monitoring is an absolutely essential compo‐

nent of doing the right thing in production. If you can’t monitor a service, you don’t know what’s happening, and if you’re blind to what’s happening, you can’t be reliable.

store mapping between BNS paths and IP address:port pairs.

Load balancing at the Remote Procedure Call (RPC) level,