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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

Exploring exporter metrics

All the exporters we deployed expose metrics in Prometheus format. We can observe them by sending a simple HTTP request. Since the services do not publish any ports, the only way we can communicate with them is through the monitor network attached to those exporters.

We'll create a new utility service and attach it to the monitor network.

docker service create \  
    --name util \  
    --network monitor \  
    --mode global \  
    alpine sleep 100000000 

We created a service based on the alpine image, named it util, and attached it to the monitor network so that it can communicate with exporters we deployed. We made the service global so that it runs on every node. That guaranteed that a replica runs on the node we're in. Since alpine ...

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Publisher Resources

ISBN: 9781788991278Supplemental Content