Skill Path on Containers
Copy Container Images Like a Pro
Practice copying container images from one repository to another using the docker, crane, skopeo, and regctl tools.
Curated lists of practical challenges sprinkled with a little bit of theory and lots of colorful diagrams to help you learn more efficiently. Skill paths are short roadmaps which you can use to develop or improve a specific skill such as container debugging or Linux network administration.
Practice copying container images from one repository to another using the docker, crane, skopeo, and regctl tools.
Start with learning how to limit process resources in Linux using cgroups - from the most basic and labour-intensive cgroupfs manipulation to the handiest systemd-run command. After that, explore how Docker and Kubernetes use cgroups to control resource usage of containers and pods.