The Docker Registry can be configured as a pull-through cache. In this mode, a Registry responds to all normal docker pull requests but stores all content locally.

1. Registry as a Pull
Through Cache
@_gauravgahlot

2. Agenda
Problem Statement
Possible Solutions
Registry as a Pull Through Cache

3. Hi, I’m Gaurav Gahlot!
QuickDevNotes
Speaker
C# Corner MVP
DZone MVB

4. Problem Statement
Servers - 70
Containers - 2
Image size - 550MB
Time - 30s

5. Possible Solutions
Private registry
- private cluster
- maintenance
- vulnerabilities
Registry Mirror
- DockerHub (private)
- pull through cache

6. Registry as a Pull Through Cache
Private registry
Proxy remote URL
First request pulls from remote
Subsequent requests served from cache

7. Registry as a Pull Through Cache
push
pull
pull

8. Demo
God save me! ;)

9. The Dark Side
Cannot mirror Private registry
Setup individual node

10. Thank you!
Any Questions?

11. Stay Connected!
Twitter - @_gauravgahlot
GitHub - @gauravgahlot
Blog - Quick Dev Notes (https://quickdevnotes.com/)