5CONTAINER IMAGES AND RUNTIME LAYERS
To run a process, we need storage. One of the great advantages of containerized software is the ability to bundle an application for delivery together with its dependencies. As a result, we need to store the executable for the program and any shared libraries it uses. We also need to store configuration files, logs, and any data managed by the program. All of this storage must be isolated so that a container can’t interfere with the host system or with other containers. Altogether, this represents a large need for storage, and it means container engines must provide some unique features to be efficient in the ...
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