tools

Heroku provides many instrumentations for your app out of the box through our new Heroku developer experience .

We have open-sourced some of the tools used to instrument Heroku apps,
but today’s focus will be on instruments , a Go library that allows you to collect metrics over discrete time intervals.

What is instruments?

Instrumentation is the art and science of measurement and control of process variables within a production system.
Instruments attached to a system may provide signals used to operate the system like circuit breakers or to alert a human operator.

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