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Fault Tolerance with Kubernetes
Aditya Patawari
Consultant and Trainer for Docker, Ansible and DevOps Tools
adimania on freenode irc
http://adityapatawari.com
February 13, 2016
Aditya Patawari Fault Tolerance with Kubernetes
Topics
What is the problem?
Kubernetes Components
Pods
Replication Controller
Services and Endpoints
Aditya Patawari Fault Tolerance with Kubernetes
What is the problem?
I want my service to run.
I don’t care how.
Aditya Patawari Fault Tolerance with Kubernetes
Kubernetes Components
Pods.
Replication Controllers.
Services.
Endpoints.
Aditya Patawari Fault Tolerance with Kubernetes
Pods
Smallest entity in Kubernetes world.
May consist of multiple containers.
Possible to mount external volumes.
Container to container network is transparent.
Aditya Patawari Fault Tolerance with Kubernetes
Replication Controllers
Collection of pods.
More highly available.
Kind of full stack developer, but better
Aditya Patawari Fault Tolerance with Kubernetes
Services and Endpoints
Middle man between two labeled entities
Facilitates the communication
Abstracts the traffic and provide routing
Aditya Patawari Fault Tolerance with Kubernetes
Kubernetes Architecture
Aditya Patawari Fault Tolerance with Kubernetes
Kubernetes
Demo time.
Aditya Patawari Fault Tolerance with Kubernetes
Questions?
Name: Aditya Patawari
Twitter: https://twitter.com/adityapatawari
Email: [email protected]
Please download the setup instructions fromhttp://goo.gl/rgGsPB
Examples from the talk: https://goo.gl/XKyjcM
More complicated example with Webserver + Magento(PHP)+ Database : https://goo.gl/AupAaU
Aditya Patawari Fault Tolerance with Kubernetes
