Monitoring mayhem - Using Prometheus

Monitoring Mayhem

Brian Christner21 September 2016

Agenda

• Introduction• Monitoring Overview• Monitoring Components• Demo

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Brian ChristnerBrian.Christner@swisscom.com / @idomyowntricks

> Swisscom Cloud Architect

> Docker Captain

> Background in Containers, Cloud, & Engineering

About me

Swisscom Developer Portal Home for innovators and passionate developers

developer.swisscom.com

@Swisscom_Dev

Public Cloud

Offering

Monitoring Overview

Monitoring & Docker Swarm Overview

Did someone say Monitoring?

Monitoring Best Practices

• Label your Containers (key value pair)• --label environment="production"

• Set Resource Limits

• Don’t overlert yourself

Long vs Short Lived ContainersLong Lived Short Lived

Monitoring Components

What were building

https://github.com/vegasbrianc/prometheus

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https://github.com/google/cadvisorhttps://hub.docker.com/r/google/cadvisor

(Container Advisor)

Prometheus Node Exporter

https://github.com/r/prom/node-exporter

• Machine Metrics

• Pluggable Metrics

Prometheus IntegrationsOfficial 3rd Party Exporters• Blackbox• CollectD• Consul• Graphite• HAProxy• InfluxDB• JMX• MEMcached• Mesos• MySQL• SNMP• StatsD

Official Client Libraries• GO• Java or Scala• Python• Ruby

Un-Official Client Libraries

• Bash• Lisp• Elixr• Erlang• Haskell• Nua (NGINX)• .NET / C#• Node.js• PHP

Directly Instrumented Software• cAdvisor• Node Ecporter• Doorman• Etcd• Kubernetes-Mesos• Kubernetes• RobustIRC• SkyDNS• Weave Flux

MacBook Swarm

Internal Network Routing

Prometheus

MGR

Node01

cAdvisor My App

cAdvisor My App

Node02

cAdvisor My App

Grafana

Alert Manager

Promtheus Stack

Compose File

Let’s have a look: DEMO

Great Docker Resource – http://veggiemonk.github.io/awesome-docker/

My Docker Projects - https://github.com/vegasbrianc

Docker Resources

Questions?