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Scaling Kubernetes Cluster

Automatic Restarting of Pods inside Replication Controller of Kubernetes Cluster shows how Kubernetes reschedule pods in the cluster if one or more of existing Pods disappear for some reason. This is a common usage pattern and one of the key features of Kubernetes. Another common usage pattern of Replication Controller is scaling: The replication controller makes it easy to scale the ...

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Key Concepts of Kubernetes

What is Kubernetes? Kubernetes is an open source orchestration system for Docker containers. It manages containerized applications across multiple hosts and provides basic mechanisms for deployment, maintenance, and scaling of applications. It allows the user to provide declarative primitives for the desired state, for example “need 5 WildFly servers and 1 MySQL server running”. Kubernetes self-healing mechanisms, such as auto-restarting, re-scheduling, and replicating containers then ensure this state ...

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