2015 DockeCon monitoring presentation

Docker Monitoring

Brian ChristnerCloud Advocate, Swisscom AG

Agenda

Section ThreecAdvisorcAdvisor + InfluxDB + GrafanaPrometheus

Section FourComparison

Section OneIntroduction

Section TwoBest PracticesDocker Stats

Introduction

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Swiss Army knife of cloud computing specializing in Linux, Docker, IaaS, PaaS, or anything with a .io domain name

Cloud & Docker Advocate @ Swisscom

Docker User for 1.5 Years

About Me

5SwisscomCloud & Data Center solutionsReliable. Flexible. Ecological.

As much infrastructure as you need – in your data processing center or ours.

Comprehensive, customised architectures for enhanced agility and lower costs. And of course we provide your

company data with effective protection. At all times.

55

Most up-to-date data processing

centres in CHPUE* = 1.2

*Power usage effectiveness

Business becomesinnovation driver

11,500customer

servers

13 PBmanaged storage

100%renewable energy

Topsecurity

standards

Chocolate

Most Nobel prize winners on population

Source: New England Journal of Medicine, Nobel price, fotolia

8.9kg (19.6lbs) consumption

per person/Year

Monte Rose, 4642m / 15,203 ft

Swiss InnovationGlobal Innovation Index leader

for the fifth year in a row

Data privacy and security as solid as our alp massif

Source: Global Innovation Index, geeksta.net (countries over 100k p)

Top 3 in github commits per capita

Swisscom Application Cloud

Cloud Foundry From Switzerland : As Tasty As Our Chocolate

developer.swisscom.com @Swisscom_Dev

Docker @ Swisscom

Partnered with ClusterHQ (Flocker) to build a persistent Database-as-a-Service based on Docker and Cloud Foundry

Several Docker offerings

Docker is in use across Swisscom from Application Cloud to TV

Future projects include Docker-as-a-Service and several as-a-Service projects based on Docker

Benefits of Docker

Higher density of applications per server / Cost reduction

Decrease Time to Market for developers

Increasing compatability with current software

One size fits all

Challenges with Docker

Persistent data management in containers

Staying up to date on Docker releases

Monitoring

Docker technology builds a scalable DBaaS

VM VM VM

Future Projects

Next version of our Application Cloud will have Docker integration Q1 2016

Integrating existing Apps & Platforms into Docker

Launching Docker as a Service

Monitoring Overview

Docker Monitoring Best Practices

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

Set Resource Limits

Don’t overlert yourself

Docker Stats

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Usage: docker stats CONTAINER [CONTAINER...]

STATS DATA:/sys/fs/cgroup/cpu

* /memory

* /blkio

Docker Stats Overview

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Great for Troubleshooting

Docker Stats API is the basis all other tools use

Docker Stats API – Build tools that feed container resource information into your existing monitoring solutions

Docker Monitoring

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(Container Advisor)

https://github.com/google/cadvisorhttps://

hub.docker.com/r/google/cadvisor

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(Container Advisor)

DEMO

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cAdvisor – Collects, aggregates, processes, and exports information about running containers

InfluxDB – Time Series Database stores all the metrics

Grafana – Metrics Dashboard

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DEMO

Compose File

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https://github.com/vegasbrianc/docker-monitoring

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ComponentsPrometheus ServerData ExporterPrometheus DashboardAlerting

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DEMO

Compose File

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https://github.com/vegasbrianc/prometheus

Comparison

Docker Monitoring Round Up

Ease of Use ✔ 1/2 1/2

Alerting ✔Client Libraries ✔ ✔

✔Scaling

Docker Monitoring ResourcesGreat Docker Resource - https://

github.com/veggiemonk/awesome-docker#monitoring

InfluxDB - InfluxDB.com

Prometheues – Prometheus.io

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

Thank you!Brian Christner@idomyowntricksBrian.Christner@swisscom.com