The docker containers are suited for situations where you want to run multiple applications over a single operating system kernel. But if you have applications or servers that need to run on different operating system flavors, then virtual machines are required.

Is Docker container a VM?

Docker is container based technology and containers are just user space of the operating system. … In Docker, the containers running share the host OS kernel. A Virtual Machine, on the other hand, is not based on container technology. They are made up of user space plus kernel space of an operating system.

Can Docker run without virtualization?

If your Windows development machine doesn’t support virtualization you can still use Docker to run Linux containers. All is not lost however – using Docker Machine with the Azure driver I can use a remote Docker host to run my containers. …