Microservices_with_go_building_scalable_and_reliable_go_microserviceszip -

You cannot manage what you cannot measure. Go’s ecosystem provides excellent support for observability:

Go was built for the cloud era. Several inherent features make it uniquely suited for microservices: You cannot manage what you cannot measure

Unlike traditional threads, Goroutines are lightweight (starting at ~2KB) and managed by the Go runtime. This allows a single service to handle thousands of simultaneous connections without exhausting system memory. You cannot manage what you cannot measure