grafana Archives

Kubernetes Cost Monitoring with OpenCost: A Practical FinOps Guide for Cloud-Native Teams

June 23, 2026

OpenCost is a free, open-source CNCF tool that shows you exactly what each namespace and workload costs in your Kubernetes cluster — no vendor lock-in, no data leaving your infrastructure. This guide covers Helm installation, Prometheus integration, Grafana dashboards, and hands-on tips from real production use that help you find and cut cost waste fast.

Networking

Active Network Service Monitoring with Prometheus Blackbox Exporter: HTTP, TCP, DNS, and ICMP Without Agents

June 13, 2026

Prometheus Blackbox Exporter lets you actively monitor HTTP endpoints, TCP ports, DNS records, and ICMP connectivity from the outside — no agents or code changes required. This guide covers setup, all four probe types, Prometheus relabeling configuration, and practical production tips from six months of real-world usage.

DevOps

Continuous Profiling with Grafana Pyroscope on Kubernetes: Find CPU and Memory Bottlenecks in Production

May 22, 2026

Grafana Pyroscope brings continuous profiling to Kubernetes, letting you capture CPU and memory flame graphs from production apps around the clock. This guide walks through deploying Pyroscope via Helm, scraping Go apps in pull mode, instrumenting Python with the SDK, and reading flame graphs to find real bottlenecks — no guesswork required.

HomeLab

HomeLab Power Monitoring with Home Assistant, Tasmota, and InfluxDB: Track Electricity Costs and Optimize Your Servers

May 22, 2026

Learn how to build a fully local power monitoring system for your HomeLab using Tasmota smart plugs, Home Assistant, and InfluxDB. Track per-device electricity costs, catch abnormal power draw with automated alerts, and finally understand what your home server setup actually costs to run.

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.

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.

HomeLab

HomeLab Hardware Performance Monitoring: A TIG Stack Guide (Telegraf, InfluxDB, Grafana)

March 25, 2026

Learn how to effectively monitor your HomeLab hardware performance from scratch using the powerful Telegraf, InfluxDB, and Grafana (TIG) Stack. This tutorial guides you through installation, configuration, and dashboard creation, based on six months of real-world production experience.

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.