Backend
Graceful Shutdown in Node.js Production Services
Most Node.js services silently drop in-flight requests on every deploy. Here's how to handle SIGTERM correctly, drain connections, and exit cleanly in Kubernetes.
·5 min read
Tags
kubernetes
15 articles
DevOps
Kubernetes Health Checks Done Right: Liveness, Readiness, and Startup Probes
Configure Kubernetes liveness, readiness, and startup probes correctly to prevent cascading failures, avoid unnecessary restarts, and ensure traffic only reaches pods that are genuinely ready to serve requests.
·4 min read
DevOps
GitOps Workflows: Managing Infrastructure Through Pull Requests
A practical guide to implementing GitOps workflows using Flux and ArgoCD, covering repository structure, drift detection, automated reconciliation, and progressive delivery through pull requests.
·4 min read
DevOps
Zero-Downtime Deployments with Blue-Green and Canary Strategies
A practical guide to implementing zero-downtime deployment strategies including blue-green deployments, canary releases, and rolling updates with automated rollback mechanisms.
·5 min read
DevOps
Service Mesh Fundamentals: Istio and Linkerd in Practice
Understand service mesh architecture through practical Istio and Linkerd examples covering traffic management, mutual TLS, observability, and circuit breaking, with honest guidance on when a service mesh adds value versus unnecessary complexity.
·4 min read
DevOps
GitOps Workflows: Managing Infrastructure Through Pull Requests
Implement GitOps workflows that manage Kubernetes infrastructure through pull requests using ArgoCD and Flux, with practical examples of repository structure, sync policies, health checks, and rollback strategies.
·4 min read
DevOps
Kubernetes Resource Management and Autoscaling Strategies
Master Kubernetes resource requests, limits, QoS classes, Horizontal Pod Autoscaler, Vertical Pod Autoscaler, and cluster autoscaling with practical configurations that balance performance, cost, and reliability.
·5 min read
Security
Secrets Management Patterns for Cloud-Native Applications
Implement robust secrets management using HashiCorp Vault, AWS Secrets Manager, and sealed secrets with patterns for rotation, injection, least-privilege access, and preventing secret sprawl across microservices.
·5 min read
DevOps
GitOps for Infrastructure: ArgoCD Patterns and Pitfalls
Implement GitOps workflows with ArgoCD for Kubernetes infrastructure management, covering application-of-applications pattern, secret handling, drift detection, multi-cluster sync, and progressive rollout integration.
·4 min read
DevOps
GitOps Workflow Patterns for Kubernetes Cluster Management
Implement GitOps workflows using declarative configurations and Git-driven deployment pipelines that bring version control, auditability, and reproducibility to Kubernetes cluster management.
·4 min read
DevOps
Kubernetes Network Policies: Securing Pod-to-Pod Communication
Master Kubernetes network policies to control pod-to-pod traffic, implement microsegmentation, and build defense-in-depth for your cluster workloads.
·5 min read
DevOps
Kubernetes Resource Limits and Requests Guide
How to set CPU and memory requests and limits in Kubernetes correctly — avoiding OOMKills, CPU throttling, and wasted cluster capacity with practical sizing strategies.
·5 min read
Security
Secrets Management for Cloud-Native Applications
How to store, rotate, and distribute secrets securely across environments — covering HashiCorp Vault, AWS Secrets Manager, and Kubernetes secrets.
·4 min read
DevOps
Kubernetes Pods and Deployments: A Practical Introduction
A hands-on guide to Kubernetes Pods, Deployments, and Services — covering the core abstractions you need to run production workloads.
·5 min read
DevOps
Container Orchestration Basics: From Docker to Kubernetes
Running one container is easy — orchestrating hundreds across multiple hosts requires scheduling, networking, service discovery, and self-healing, which is exactly what Kubernetes provides.
·3 min read