Kubernetes and Docker Swarm are probably two most commonly used tools to deploy containers inside a cluster. Both are created as helper tools that can be used to manage a cluster of containers and treat all servers as a single unit. However, they differ greatly in their approach.
Kubernetes is based on Google’s experience of many years working with Linux containers. It is, in a way, a replica of what Google has been doing for a long time but, this time, adapted to Docker. That approach is great in many ways, most important being that they used their experience from the start. If you started using Kubernetes around Docker version 1.0 (or earlier), the experience with Kubernetes was great. It solved many of the problems that Docker itself had.
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