Kubernetes, often abbreviated as "K8s," is an open-source container orchestration platform developed by Google. It automates the deployment, scaling, and management of containerized applications. Kubernetes provides a framework for managing and orchestrating containers in a clustered environment, making it easier to deploy and operate complex microservices architectures.

Key features and concepts of Kubernetes include:

  1. Container Orchestration: Kubernetes manages the deployment, scaling, and operation of containerized applications across clusters of hosts.
  2. Container Abstraction: It abstracts away the underlying infrastructure, allowing developers to focus on writing and packaging applications in containers.
  3. Pods: The smallest deployable units in Kubernetes are pods, which can contain one or more tightly coupled containers that share resources and network.
  4. Services: Services define networking and load balancing for groups of pods, allowing applications to communicate with each other.
  5. Deployments: Deployments enable declarative updates to applications, ensuring that the desired state is maintained and automatically rolling back in case of failures.
  6. Scaling: Kubernetes allows both manual and automated scaling of applications based on resource usage or custom metrics.
  7. Configuration and Secrets: Kubernetes manages configuration data and secrets separately from application code, enhancing security and manageability.
  8. Storage Orchestration: Kubernetes provides mechanisms for dynamic provisioning and management of storage volumes for containers.
  9. Self-Healing: Kubernetes automatically replaces or reschedules containers that fail or become unresponsive.
  10. Cluster Management: Kubernetes manages and monitors clusters of hosts, ensuring high availability and fault tolerance.
  11. Extensibility: Kubernetes is highly extensible, allowing users to add custom functionality through APIs, custom resources, and plugins.

Kubernetes has become a standard platform for deploying and managing containerized applications in both on-premises and cloud environments. It offers powerful tools for automating complex operations, enabling efficient scaling, and improving application availability and resilience.

Updated on 11 Aug, 2023
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