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Fault Tolerance with Kubernetes

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A talk and demo on how Kubernetes can help you build fault tolerant clusters of Docker containers.

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Fault Tolerance with Kubernetes

  1. 1. Fault Tolerance with Kubernetes Aditya Patawari Consultant and Trainer for Docker, Ansible and DevOps Tools aditya@adityapatawari.com adimania on freenode irc http://adityapatawari.com February 13, 2016 Aditya Patawari Fault Tolerance with Kubernetes
  2. 2. Topics What is the problem? Kubernetes Components Pods Replication Controller Services and Endpoints Aditya Patawari Fault Tolerance with Kubernetes
  3. 3. What is the problem? I want my service to run. I don’t care how. Aditya Patawari Fault Tolerance with Kubernetes
  4. 4. Kubernetes Components Pods. Replication Controllers. Services. Endpoints. Aditya Patawari Fault Tolerance with Kubernetes
  5. 5. 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
  6. 6. Replication Controllers Collection of pods. More highly available. Kind of full stack developer, but better Aditya Patawari Fault Tolerance with Kubernetes
  7. 7. Services and Endpoints Middle man between two labeled entities Facilitates the communication Abstracts the traffic and provide routing Aditya Patawari Fault Tolerance with Kubernetes
  8. 8. Kubernetes Architecture Aditya Patawari Fault Tolerance with Kubernetes
  9. 9. Kubernetes Demo time. Aditya Patawari Fault Tolerance with Kubernetes
  10. 10. Questions? Name: Aditya Patawari Twitter: https://twitter.com/adityapatawari Email: aditya@adityapatawari.com Please download the setup instructions from http://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

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