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The DevOps 2.2 Toolkit
book

The DevOps 2.2 Toolkit

by Viktor Farcic
March 2018
Intermediate to advanced content levelIntermediate to advanced
360 pages
7h 52m
English
Packt Publishing
Content preview from The DevOps 2.2 Toolkit

Instrumenting services using counter

There are many usages of the counter metric. We can measure the number of requests entering the system, the number of bytes sent through the network, the number of errors, and so on. Whenever we want to record an incremental value, a counter is a good choice.

We'll use counter to track errors produced by a service. With such a goal, a counter is usually put around code that handles errors.

The examples that follow are taken from Docker Flow Swarm Listener (http://swarmlistener.dockerflow.com/). The code is written in Go. Do not be afraid if that is not your language of choice. As you will see, examples are straightforward and can be easily extrapolated to any programming language.

Prometheus provides ...

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Publisher Resources

ISBN: 9781788991278Supplemental Content