Kubernetes

Create a TLS secret from a certificate and key pair, then deploy a webhook server that mounts that secret to serve HTTPS on port 8443.

A practical guide to configuring CPU, memory, and storage requests and limits in Kubernetes, covering container-level, Pod-level, and namespace-level resource controls. Includes troubleshooting steps for common scheduling and OOM issues.

Learn how to assign Kubernetes pods to specific nodes at creation time and how to reassign running pods using Binding objects. Covers scheduler behavior and common pitfalls that leave pods stuck in Pending state.

A practical guide to JSON Path syntax, operators, and filters, with hands-on examples for extracting data from JSON documents and Kubernetes resources via kubectl.

A practical guide to kubectl JsonPath expressions for extracting, formatting, and combining Kubernetes resource fields. Covers core patterns, array indexing, literal strings, and when to reach for jq instead.

A practical guide to provisioning EFS filesystems and wiring them into Kubernetes via the AWS EFS CSI driver, IAM roles, and standard storage manifests. Covers StorageClass, PVCs, Deployments, and StatefulSets for shared, elastic storage.