Docker images are read-only layers with Docker commands. The Docker engine adds a read-write layer to the read-only stack when we create docker volume in specific folder image. This read-write layer stores container modifications. Docker's Union File System. Docker also prevents read-write modifications from affecting read-only files.
http://www.ecloudcontrol.com/where-are-docker-volumes-stored/
#createdockervolumeinspecificfolder #containervsvm #Empoweringsoftware #awsekstutorial