docker-core-architecture
Installation
SKILL.md
docker-core-architecture
Quick Reference
Architecture Components
| Component | Role | Process |
|---|---|---|
| Docker CLI | User-facing command interface | docker |
| Docker Daemon | API server, image management, orchestration | dockerd |
| containerd | Container runtime supervision, image pull/push | containerd |
| runc | OCI-compliant container spawner | runc (exits after spawn) |
| BuildKit | Image build engine (default since Engine 23+) | buildkitd (within dockerd) |