Tag: devops
All the articles with the tag "devops".
Kubernetes Beginner Series 9 — Resource Management and Autoscaling
How requests and limits affect scheduling and QoS, how to configure autoscaling with HPA and VPA, and how to enforce per-namespace limits with...
Kubernetes Beginner Series 8 — Storage: PV, PVC, StorageClass
Data must survive even when pods disappear. Why PersistentVolume and PersistentVolumeClaim are separated, how dynamic provisioning works with...
Kubernetes Beginner Series 7 — ConfigMap and Secret
ConfigMap for separating configuration from code, Secret for sensitive data, injection via environment variables and volumes. How to properly manage...
Kubernetes Beginner Series 6 — Ingress and Gateway API
A single LoadBalancer isn't enough. Host/path-based routing, TLS, and the successor to Ingress — the Gateway API — all covered in one go.
Kubernetes Beginner Series 5 — Services and Networking
Why you can't trust pod IPs. How ClusterIP, NodePort, LoadBalancer, and DNS create stable access points.
Kubernetes Beginner Series 4 — Controllers
The problems that Deployment, ReplicaSet, StatefulSet, and DaemonSet each solve. How rolling updates and rollbacks achieve zero-downtime deployments.
Kubernetes Beginner Series 3 — Pod
Why is the Pod — not the container — the unit of deployment? We dig into everything about pods: lifecycle, sidecars, and init containers.
Kubernetes Beginner Series 2 — Cluster Architecture
We dissect the components that make up the Control Plane and Worker Nodes one by one. Get a feel for what the API Server, etcd, and kubelet each do.
Kubernetes Beginner Series 1 — What Is Kubernetes
Why container orchestration became necessary. From the limits of manual operations to the core philosophy of Kubernetes, we lay the groundwork for the...