Install and Configure Docker Swarm On Ubuntu

Docke swarm Swarm is a clustering of the docker. Its a group of server on which you have hosted to different applications in order to provide some services and it's intention to insort that these services are always up and running. That we created cluster. Swarm support high availibility and we can join multyple manager to the cluster. So that if one manager node fails then onther can automatically take it's place withoud impact cluster. with swarm we can scale up our application horizantaly. we can increase number of containers instances for the same application. Manager Node : manager nodes are manage cluster management tasks. it's maintain cluster state. scheduling services. Serving swarm mode HTTP API Endpoint . Worker node : worker nodes are used to execute containers. Worker node are instances of docker engine which executes containers .Worker nodes don’t participate in the raft distributed state, make scheduling decisions, or serve the swarm mo