prometheus Archives

Stop Guessing Your Uptime: A Practical Guide to SLOs with Prometheus and Sloth

May 16, 2026

Tired of noisy alerts? Learn how to implement SRE-style SLOs and SLIs. This guide walks you through using Sloth and Prometheus to manage your reliability and Error Budget effectively.

DevOps

Scaling Kubernetes Monitoring: My 6-Month Journey with the Prometheus Operator

April 30, 2026

A practical look at deploying the Prometheus Operator on Kubernetes. Discover how we moved from manual ConfigMaps to automated, label-based monitoring for 40+ microservices.

Networking

Linux Network Performance Monitoring with Prometheus and Grafana: A to Z Guide

April 28, 2026

Learn how to monitor Linux network performance using Prometheus, node_exporter, and Grafana. This guide covers installation, key PromQL queries for TCP retransmits and packet drops, Grafana dashboard setup, and production alerting rules — based on real-world experience tracking down silent network saturation issues.

DevOps

Progressive Delivery on Kubernetes with Argo Rollouts: Canary and Blue/Green Deployment Guide

April 21, 2026

Argo Rollouts brings precise traffic control to Kubernetes with canary splitting, blue/green switching, and automated Prometheus-based rollback. This guide covers setup, traffic routing with NGINX, AnalysisTemplates, and operational lessons for teams deploying under pressure.

Database

Database Monitoring with Prometheus & Grafana: A No-Nonsense Guide

April 3, 2026

Tired of 2 AM outages? Learn to build a professional database monitoring stack using Prometheus and Grafana. This guide covers exporter setup, critical metrics, and production-ready alerting.

DevOps

Comprehensive Observability in DevOps: A Guide to OpenTelemetry

March 25, 2026

This guide demonstrates how to implement comprehensive observability in DevOps using OpenTelemetry. Learn to unify traces, metrics, and logs for faster incident response and a deeper understanding of your distributed systems, complete with practical code examples.

HomeLab

Best Free Tools for DevOps & SysAdmin in Your HomeLab (2024 Stack)

March 6, 2026

Manual server management breaks down fast when you have more than two machines. This guide covers the best free DevOps tools — Ansible, Grafana, Prometheus, Portainer, Loki, and Netdata — with practical setup examples for your HomeLab.

DevOps

Prometheus + Grafana System Monitoring: A 6-Month Production Review

March 6, 2026

After six months running Prometheus and Grafana in production, here's an honest review of the stack — what works, where it struggles, and a complete setup guide to get you from zero to monitoring in under an hour.