Kubernetes
Kubernetes, often abbreviated as K8s, is an open-source container orchestration platform that automates the deployment, scaling, and management of containerized applications. Originally developed by Google, it is now maintained by the Cloud Native Computing Foundation (CNCF).
Why Choose Kubernetes?
- Automated Scaling: Kubernetes can automatically scale applications up or down based on demand, ensuring optimal resource usage and performance.
- Self-Healing: The platform automatically replaces and reschedules containers that fail, providing a robust environment that enhances application reliability.
- Load Balancing: Kubernetes distributes network traffic evenly across containers, ensuring stable performance and responsiveness under varying loads.
- Declarative Configuration: Users can define the desired state of their applications using YAML or JSON files, making it easy to manage and version control configurations.
Configuration Tips:
- Deployments: Use Deployments to manage the desired state of applications, including replicas, updates, and rollbacks.
- Services: Create Services to expose applications running in containers, enabling stable network access and load balancing.
- Namespaces: Organize resources within Kubernetes clusters using namespaces, allowing for better resource management and isolation.
- Persistent Storage: Utilize Persistent Volumes and Persistent Volume Claims to manage data storage for stateful applications, ensuring data persistence across container restarts.
Example Use Cases:
- Microservices Management: Deploy and manage microservices architectures, allowing teams to develop, deploy, and scale services independently.
- CI/CD Pipelines: Integrate Kubernetes into continuous integration and deployment workflows, automating the testing and delivery of applications in a consistent environment.
- Multi-Cloud Deployments: Use Kubernetes to run applications across multiple cloud providers or on-premises environments, providing flexibility and avoiding vendor lock-in.