Introduction to Docker

Transcript

1. Intro to
2. What is Docker? • Software to manage Linux containers
3. What is Linux containers? • (Sort of) VMs: – Segregated environment – Computing resource isolation – Deployable unit – Clonable
4. How containers are different from VMs? • Lighter than VMs – Work with smaller memory – Lightning Fast to spin up
5. Super impressive! … Any drawbacks? • Ah… yes… sadly… – Doesn't work natively on Mac or Windows – Need some strategy to keep its data
6. Hmm… then Docker containers are useless? • No no! Don't rush! – “-v /path/to/mount” option is your friend - EBS and S3 too!
7. Awesome!How can I get started? • Just follow the official doc!
8. Demo 1.Run Ubuntu Container 2.Make changes & commit 3.Push it to Docker Registry 4.Check it on
9. Nice! But I'd prefer private images… • Yeah yeah. You have 2 options to chose from: 1.Pay Docker to get private repos 2.Create Private Registry itself
10. AWS Example
11. What I haven't talked • Dockerfile • Docker Compose • Orchestration • Etc...
12. Questions?