Container is an instantiation of an image.
Memories : Container
Container is an isolation of a process using cgroup isolation from linux kernel.
Docker and other container's runtime provides mechanism to abstract the build of isolation for you.
As we said, container has everything bin & libs to its own environment.
Needs : Docker 101
To understand this scenario, you are able to :
- run container
- know logs & pid of a container
Let's pratice : Docker 101 - Introduction Overview for Beginners