Slide from DevOps Indonesia #8 Meetup - Ansible + Docker : Container Orchestration Alternatives @BTPN Jenius Office

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DEVOPS INDONESIA
DEVOPS INDONESIA
Jakarta, 28 Agustus 2018
DevOps Community in Indonesia
Ansible + Docker: Container orchestration alternative

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DEVOPS INDONESIA
Enjoy, we provide
rice... snack
2

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DEVOPS INDONESIA
Let’s get know each other

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DEVOPS INDONESIA
Head of Infrastructure & System Engineer
at
Kurnia D Win

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DEVOPS INDONESIA
Okay, What is devops (again) ?
- Dev who understand how the system works on prod
- Ops who know how to dev system application
- They are engineer, not just user of some tools
- ...

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DEVOPS INDONESIA
They are just tools, some engineering is still needed

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Why + What
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The motivation ...

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So, Microservices ?
Scaling horizontally is the key

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The solution (dev side)
- Use Linux (please, we are developing application for linux server).
- https://12factor.net
- The application must be able to be deployed in a distributed fashion.
- stateless app => easy
- stateful app => ???
- OCI Image (a.k.a. docker image) as unit for deploying
- ...

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DEVOPS INDONESIA
The solution (ops side)
- Single service per VM
- OCI Image (a.k.a. docker image) as unit for deploying
- ...
Why?
- In AWS, cost for 2 x t2.nano is the same as 1 x t2.micro.
- https://martinfowler.com/bliki/PhoenixServer.html
- Principles of chaos engineering (http://principlesofchaos.org/)
- chaos monkey (https://github.com/Netflix/chaosmonkey)
- shared kernel configuration (sysctl) can be problematic
- CPU steal
http://blog.scoutapp.com/articles/2013/07/25/understanding-cpu-steal-time-
when-should-you-be-worried
- ...

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How
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Here come the tools ...

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Docker
Container Linux (a.k.a. CoreOS)

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Ansible

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It’s demo time
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The code is here: https://github.com/win-t/devops_meetup_28_aug

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Nextstep ...
“Monitoring, Automation, Autoscale, Service Discovery, ...”
and more ....

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DEVOPS INDONESIA
Stay Connected
@devopsindonesia
http://www.devopsindonesia.com
Kurnia D Win
https://www.linkedin.com/in/kurniadwin/
https://github.com/win-t
mailto:win@payfazz.com

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DEVOPS INDONESIA
Alone We are smart, together We are brilliant
THANK YOU !
Quote by Steve Anderson
Psssttt !!, PAYFAZZ is hiring … (mailto:win@payfazz.com)