Production Monitoring and Alerting with Prometheus and Grafana
Setting up comprehensive monitoring and alerting for production systems using Prometheus, Grafana, and Alertmanager.
🏷️ devops
44 posts
Securing Kubernetes Clusters - Production Best Practices
Comprehensive guide to securing Kubernetes clusters in production, including RBAC, network policies, secrets management, and security scanning.
Building a Complete CI/CD Pipeline with GitHub Actions
Setting up a production-ready CI/CD pipeline with GitHub Actions, including testing, building, security scanning, and deployment.
Docker Compose Production Patterns - Beyond Development
Advanced Docker Compose patterns for production deployments, including health checks, secrets management, and high availability configurations.
Scaling Microservices to 10K RPS with Kubernetes - A Production Journey
How we scaled our microservices architecture from 500 to 10,000 requests per second using Kubernetes, including real metrics, challenges, and lessons learned.
Terraform Infrastructure as Code - Managing 50+ AWS Resources
How we migrated from manual AWS console management to Terraform, managing 50+ resources across multiple environments with version control and automation.
Complete Monitoring Stack with Prometheus and Grafana
Building a complete monitoring and alerting stack with Prometheus and Grafana for microservices architecture.
Docker Multi-Stage Builds - Reducing Image Size by 90%
Using Docker multi-stage builds to reduce image size from 1.2GB to 120MB while improving build times and security.
Kubernetes Production Deployment - Lessons from Managing 50+ Microservices
Real-world lessons from deploying and managing 50+ microservices on Kubernetes, including scaling, monitoring, and disaster recovery.
GitOps with ArgoCD: Declarative Kubernetes Deployments
Implemented GitOps with ArgoCD - deployment time 30min → 2min, zero manual kubectl, full audit trail. 100% declarative
GitHub Actions CI/CD: From Jenkins to Cloud-Native Pipelines
Migrated from Jenkins to GitHub Actions - build time 15min → 5min, zero infrastructure maintenance, 100% cloud-native
Infrastructure as Code with Terraform: Managing 100+ AWS Resources
Migrated to Terraform - managing 100+ AWS resources as code. Deployment time 2h → 10min, zero configuration drift
Kubernetes 1.18: New Features and Production Lessons
Upgraded to Kubernetes 1.18 - kubectl debug, topology-aware routing, ingress improvements. Reduced debugging time by 60%
Docker Multi-Stage Builds: From 1.2GB to 50MB Images
Optimized Docker images with multi-stage builds - reduced image size from 1.2GB to 50MB (96% reduction). Faster deployments, lower costs
Docker Storage Drivers: overlay2 vs devicemapper Performance Comparison
Choosing the right Docker storage driver - comparing overlay2, devicemapper, and aufs with real-world benchmarks and production recommendations
Kubernetes Horizontal Pod Autoscaling: Handling Traffic Spikes
Implementing HPA to automatically scale microservices based on CPU, memory, and custom metrics
Securing Kubernetes with Network Policies: A Practical Guide
Implementing zero-trust networking in Kubernetes using Network Policies, including real-world examples and common pitfalls
Docker BuildKit: Faster Builds with Better Caching
Migrating to Docker BuildKit for parallel builds, better caching, and 3x faster build times
Moving to Amazon EKS: Lessons from Production
Our experience migrating from self-managed Kubernetes (kops) to Amazon EKS in production.
Kubernetes Operators: Automating Complex Applications
Understanding Kubernetes Operators and how they automate deployment and management of complex applications.
Docker Networking Deep Dive: Bridge, Host, Overlay, and Troubleshooting
Understanding Docker networking modes - when to use each, performance implications, and debugging network issues in production
Running Stateful Applications on Kubernetes: StatefulSets Deep Dive
My experience running PostgreSQL and Redis on Kubernetes using StatefulSets, including storage, networking, and backup strategies
Canary Deployment: Testing in Production with Confidence
Implementing canary releases with Kubernetes and Istio - gradual rollout, automated rollback, and catching bugs before they affect all users
Helm: The Kubernetes Package Manager We Needed
How Helm simplifies Kubernetes deployments with templating and package management.
Jenkins Declarative Pipeline: Better CI/CD Syntax
Migrating from Scripted to Declarative Pipeline syntax in Jenkins for better readability and maintainability.
Docker Image Security: Reducing Vulnerabilities from 247 to 12
Hardening Docker images for production by using minimal base images, scanning for vulnerabilities, and following security best practices
Prometheus Alertmanager: Smart Alert Routing and Deduplication
Configuring Alertmanager for production - routing rules, inhibition, silencing, and integrating with Slack and PagerDuty
Kubernetes in Production: 6 Months Later
Lessons learned from running Kubernetes in production for 6 months - the good, the bad, and the ugly.
Setting Up Prometheus Monitoring for Microservices
How we set up Prometheus and Grafana for monitoring our microservices architecture.
Migrating from EC2 to Kubernetes: A Postmortem
Lessons learned from migrating our production infrastructure from EC2 instances to Kubernetes.
Blue-Green Deployment: Zero-Downtime Releases
Implementing blue-green deployment strategy for zero-downtime releases - switching traffic, rollback in seconds, and lessons learned
Deploying to Kubernetes from Jenkins Pipeline
Setting up automated deployments to Kubernetes using Jenkins Pipeline and kubectl.
Kubernetes ConfigMaps and Secrets: Managing Application Configuration
Separating configuration from code with ConfigMaps and Secrets - environment-specific configs, secret management, and best practices
Docker Multi-Stage Builds: Reducing Image Size by 80%
How I used Docker 17.05's multi-stage builds to create smaller, more secure production images
Docker Multi-Stage Builds: Smaller Images, Faster Builds
How Docker multi-stage builds reduce image size and improve build times.
Redis Persistence: RDB vs AOF in Production
Choosing the right Redis persistence strategy - RDB snapshots, AOF logs, and hybrid approach for our caching layer
First Steps with Kubernetes - Is It Worth the Hype?
My initial experience setting up a Kubernetes cluster and whether it's ready for production use.
Building Our First CI/CD Pipeline with Jenkins
Setting up automated build, test, and deployment pipeline with Jenkins 2.0 - from manual deploys to push-button releases
Running Jenkins Builds in Docker Containers
How we improved our CI/CD pipeline by running Jenkins builds inside Docker containers for better isolation and reproducibility.
Kubernetes Pod Scheduling: Node Selectors and Affinity Rules
Controlling where pods run in Kubernetes cluster - node selectors, affinity, anti-affinity, and taints/tolerations
Setting Up Jenkins Pipeline for a Java Project
A practical guide to setting up Jenkins Pipeline (formerly Workflow) for continuous integration of Java applications.
How We Cut Our EC2 Costs by 60% Without Sacrificing Performance
Practical strategies for reducing AWS EC2 costs including reserved instances, right-sizing, and auto-scaling.
Docker for Development: My First Month
Switching from Vagrant to Docker for local development environments, including setup, workflows, and lessons learned
Getting Started with Prometheus: Monitoring Our Microservices
Setting up Prometheus to monitor 5 microservices - metrics collection, alerting, and our first production incident caught by monitoring