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Self-hosting Grafana OnCall: Professional On-call Scheduling and Escalation for DevOps Teams

By admin April 23, 2026

Alerts flooding in at 2 AM but no one knows who's on duty? Discover how to self-host Grafana OnCall to automate schedules and professional incident management.

Monitoring

Prometheus Blackbox Exporter: Monitor HTTP, DNS, TCP and SSL Certificate Expiry

By admin April 21, 2026

Prometheus Blackbox Exporter monitors websites, TCP ports, DNS resolution, and SSL certificates from the end-user's perspective — no agent installation required on each server. This guide covers installation, configuring HTTP/DNS/TCP modules, and setting up SSL expiry alerts integrated with Alertmanager.

Monitoring

Professional Grafana Dashboard Design: Mastering Panels, Variables, and Annotations

By admin April 13, 2026

Learn practical Grafana Dashboard design from real-world operations. A detailed guide on using dynamic variables, visual panels, and annotations for fast troubleshooting.

Monitoring

Mastering MySQL & PostgreSQL with Prometheus Exporter: Ending the ‘Guessing Game’ of Slow Queries

By admin April 12, 2026

Don't let your database become a 'black box'. A detailed guide on using Prometheus Exporter to identify slow queries, handle replication lag, and optimize DB performance based on real-world experience.

Monitoring

Monitoring Windows Server with Prometheus and Windows Exporter: Tracking CPU, RAM, and Services in Detail

By admin April 9, 2026

A guide to installing Windows Exporter, configuring Prometheus scrape targets, and setting up Grafana dashboards to monitor CPU, RAM, disk, and Windows Services on Windows Server — including practical alert rules and tips for avoiding alert fatigue.

Monitoring

Node Exporter: Collecting Linux System Metrics for Prometheus

By admin April 8, 2026

Node Exporter is an essential component of the Prometheus stack, responsible for collecting CPU, RAM, disk, and network metrics from Linux systems. This guide walks through installation, collector configuration, and verifying that Node Exporter is working correctly before connecting it to Prometheus.

Database

PostgreSQL Monitoring: From ‘Information Blindness’ to a Professional Alerting System

By admin April 6, 2026

Don't wait for a database crash to find out something's wrong. Here is a detailed guide to setting up professional PostgreSQL monitoring with Prometheus and Grafana based on real-world experience.

Monitoring

Grafana Loki: A Lightweight Log Management Solution to Replace ELK Stack

By admin March 29, 2026

Centralized log management doesn't have to be expensive. A detailed guide on setting up Grafana Loki to replace ELK Stack, saving RAM and optimizing storage costs.

Monitoring

Email Alerts with Grafana: Stop Finding Out About Downtime Too Late

By admin March 29, 2026

Don't let your dashboards be just for show. A detailed guide on configuring SMTP and Grafana Alerting to receive instant incident notifications via email.

Monitoring

Monitoring Kubernetes Clusters with Prometheus Operator and Grafana: Automated Metrics Collection

By admin March 28, 2026

This article provides a detailed guide on deploying Prometheus Operator and Grafana for Kubernetes cluster monitoring. We'll explore how Prometheus Operator automatically collects metrics from Pods and Services, addressing the challenges of dynamic Kubernetes environments, along with practical experience and useful tips.