Thus, in terms of an automated continuous integration and continuous deployment (CI/CD) process, a real or virtual machine with an operating system must exist for Docker to work.
The other is the container image, which is a template upon which a container is realized at runtime.Ī container has no life of its own outside of the operating system. The job of the Docker runtime is to create containers and run them on the operating system.ĭocker uses two main artifacts that are essential to container technology.
The CLI tool is used to execute instructions to the Docker runtime at the command line. A container is isolated from the other processes running within a computing environment, be it a physical computer or a virtual machine ( VM).ĭocker technology has two main components: the client command-line interface (CLI) tool and the container runtime. A container is a collection of one or more processes, organized under a single name and identifier. Docker is a technology that is used to create and run software containers.
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