Docker is so light compared to the apps that run inside the containers. It mostly isolates groups of processes from each other, in terms of memory, network, filesystems, etc. but the containers are all running under the same kernel (and thus the same device drivers). Very different from the thick layer that actual virtualization stacks bring like vmware / vbox.
Docker is so light compared to the apps that run inside the containers. It mostly isolates groups of processes from each other, in terms of memory, network, filesystems, etc. but the containers are all running under the same kernel (and thus the same device drivers). Very different from the thick layer that actual virtualization stacks bring like vmware / vbox.
Sure. But when you hundreds or thousands of small containers....
Sure. But when you hundreds or thousands of small containers....
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