Introduction to Docker
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The document is an introduction to Docker and containers, explaining their significance in software architecture and deployment. It highlights the advantages of Docker containers over traditional virtual machines, emphasizing their lightweight nature and efficient resource isolation. The document also notes that Google runs an immense number of containers weekly, showcasing the technology's widespread adoption.
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Introduction to Docker
- 1. Docker Introduction Mayank Bairagi Sr. Software Consultant Knoldus Software LLP
- 2. Agenda What is a Container What is Docker Matrix of Hell Separation of concerns. Docker V/S VMs Why docker containers are light weighted Basics of docker system
- 3. Old school software architecture APP SERVER
- 4. Applications in client server era APP SERVER APP APP APP Virtualization Small app, big server
- 5. Applications in cloud era Serv. App Serv. Serv. Serv. Aggregation Big app, small server
- 6. Microservice Era Now things are more complicated
- 7. Image courtesy : dotcloud
- 8. Image courtesy : dotcloud
- 9. Image courtesy : dotcloud
- 10. Image courtesy : dotcloud
- 11. Image courtesy : dotcloud
- 12. Image courtesy : dotcloud
- 13. Image courtesy : dotcloud
- 14. Containers ➢ Lightweight linux execution environment ➢ Runs on linux kernel ➢ Execution isolation ➢ Unit of resource isolation ➢ Multi-tenancy
- 16. Facts ➢ Everything at google runs in container. Google starts ? Containers per week.
- 17. Facts ➢ Everything at google runs in container. Google starts 2,000,000,000 Containers per week. http://www.theregister.co.uk/2014/05/23/google_containerization_two_billion/
- 18. Virtual Machine VS Container
- 19. Docker ➢ Open source ➢ Configurable Layers ➢ Version controlled ➢ Docker is supported by every major cloud provider ➢ Docker originally used LinuX Containers (LXC), but later switched to runC
- 20. Containers
- 22. Thank You