What is a container?
The container is the application of the package and its dependencies.
Container advantages:
1. container with the host operating system's shared resources, high efficiency, low loss performance.
2. The container having portability.
The container is lightweight.
4. environmental differences, and do not control the configuration cumbersome to install, and dependencies.
Comparison of container and virtual machines
The purpose of the virtual machine to a complete simulation environment to another, while the purpose of the container is naturally enables applications to transplant, and all dependencies included.
docker container
Docke R & lt Linux containers using conventional techniques, in a different manner as long as it is packaged and expand to create a complete image by providing a portable, user-friendly interface and a container for creating and publishing programs.
docker divided into two parts:
1. responsible for the creation and operation of container docker engine, docker engine provides a fast and convenient interface to run container.
2. A container used to distribute cloud services docker hub, docker hub provide a lot of public container image for download.
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