Containerization¶
Containerization allows you to package applications and their dependencies into isolated, reproducible environments called containers. Containers are lightweight, portable, and ideal for development, testing, and production deployments.
The most common container engines are:
- Docker – The most widely used container platform.
- Podman – A daemonless, rootless-compatible container engine.
Comparison¶
| Feature | Docker | Podman |
|---|---|---|
| Daemon required | Yes | No |
| Rootless support | Partial | Native |
| Docker CLI compatible | Native | Yes (podman-docker) |
| Compose support | Docker Compose plugin | podman-compose |
| GPU Support | Via Nvidia Container Toolkit | Via Nvidia Container Toolkit (CDI) |
Nvidia Container Toolkit
Install nvidia-container-toolkit if you have a Nvidia GPU and need GPU acceleration inside containers.