Backend
Graceful Shutdown in Node.js Production Services
Most Node.js services silently drop in-flight requests on every deploy. How to handle SIGTERM correctly, drain connections and exit cleanly in Kubernetes.
·5 min read
Tags
Kubernetes
15 articles · Page 1 of 2
DevOps
Kubernetes Probes: Liveness, Readiness and Startup
Configure Kubernetes liveness, readiness and startup probes correctly to prevent cascading failures, avoid restart loops and route traffic only when ready.
·4 min read
DevOps
GitOps with Flux and ArgoCD: Infrastructure by Pull Request
A practical guide to GitOps with Flux and ArgoCD: repository structure, drift detection, automated reconciliation and progressive delivery by pull request.
·4 min read
DevOps
Zero-Downtime Deployments: Blue-Green and Canary
A practical guide to zero-downtime deployment strategies: blue-green deployments, canary releases and rolling updates with automated rollback.
·5 min read
DevOps
Service Mesh Fundamentals: Istio and Linkerd in Practice
Service mesh architecture through Istio and Linkerd: traffic management, mutual TLS, observability and circuit breaking — and when it is not worth it.
·4 min read
DevOps
GitOps: Managing Infrastructure Through Pull Requests
GitOps workflows that manage Kubernetes infrastructure through pull requests with ArgoCD and Flux: repo structure, sync policies, health checks, rollbacks.
·4 min read
DevOps
Kubernetes Resource Management and Autoscaling Strategies
Kubernetes resource requests, limits, QoS classes, Horizontal and Vertical Pod Autoscalers and cluster autoscaling, balanced for cost and reliability.
·5 min read
Security
Secrets Management Patterns for Cloud-Native Applications
Robust secrets management with HashiCorp Vault, AWS Secrets Manager and sealed secrets: rotation, injection, least privilege and no secret sprawl.
·5 min read
DevOps
GitOps for Infrastructure: ArgoCD Patterns and Pitfalls
GitOps with ArgoCD for Kubernetes: the application-of-applications pattern, secret handling, drift detection, multi-cluster sync and progressive rollouts.
·4 min read
DevOps
GitOps Workflow Patterns for Kubernetes Cluster Management
GitOps workflows built on declarative configuration and Git-driven pipelines that bring version control, auditability and reproducibility to Kubernetes.
·4 min read
DevOps
Kubernetes Network Policies: Securing Pod Traffic
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.
·5 min read