These slides are for a short overview of Docker, a tool for container-based packaging and deployment.

1. Docker
Package and Run Applications with
Linux Containers
Tuesday, August 13, 13

2. Me, Joe Winter
Sungard Consulting Services
We’re hiring Rails, Java, and JS/Front-end folks
Smart co-workers; great pay/benefits
jwinter@gmail.com
https://twitter.com/jwinter
Tuesday, August 13, 13

3. Docker
Better than Virtual Machines
Container-based Deployment Rocks
LXC/AUFS == Chocolate/Peanut Butter
Tuesday, August 13, 13

4. What’s a container?
Like a Virtual Machine
Packaging System
Tuesday, August 13, 13

5. * Image From docker.io
Tuesday, August 13, 13

6. Why use containers?
Run your whole damn stack
Reduce dependency management
Minimize configuration issues
They’re Fast
Tuesday, August 13, 13

7. Why use containers?
Deploy Once, Deploy Anywhere
Let Someone Else Do It
Build Your Own, Quick and Easy
Tuesday, August 13, 13

8. Working with Containers
Insert Demo here
Tuesday, August 13, 13

9. How Do Containers Work?
LXC - Linux Containers
Isolation via Namespaces
Resource Management
Tuesday, August 13, 13

10. How Do Containers Work?
AUFS - Another Union Filesystem
Layering Filesystem
Shared Buffer Cache
Tuesday, August 13, 13

11. * Image From docker.io
Tuesday, August 13, 13

12. * Image From docker.io
Tuesday, August 13, 13

13. Prebuilt Containers
No need to build your own
index.docker.io
Github search for Dockerfile
Tuesday, August 13, 13

14. How Do I Build Containers?
Dockerfile
FROM ubuntu
CMD “apt-get install elasticsearch“
EXPOSE 9200 3030
Tuesday, August 13, 13

15. What are the Downsides?
Very New
Private Docker Repository
Linux Only
Tuesday, August 13, 13

16. What’s the Future?
New PaaS (Flynn.io, Deis)
Docker 1.0 in the Fall
Groundswell of Support - 100s committers
Continuous Integration
Test a Container, Deploy that Container
Cutting Edge of DevOps
Tuesday, August 13, 13