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Monitoring Node.js Applications with prom-client: Request Rate, Latency, and Custom Business Metrics in Real Time

By admin June 17, 2026

A guide to integrating prom-client into a Node.js Express app to expose HTTP metrics for Prometheus and Grafana, covering request rate, P95 latency, error rate, and custom business metrics. Compares monitoring approaches and walks through each step from installation to dashboard creation.

Monitoring

Comprehensive MongoDB Monitoring with Prometheus Exporter and Grafana: Replica Set, Connection Pool, Slow Queries

By admin June 16, 2026

A guide to setting up comprehensive MongoDB monitoring with Prometheus mongodb_exporter and Grafana. Focused on the 3 most common production issues: Replica Set health, Connection Pool exhaustion, and Slow Operations — with real-world PromQL queries and a tiered alert strategy to avoid alarm fatigue.

Monitoring

Monitoring Every Linux Command: Snoopy Logger and Grafana Loki Solution

By admin June 15, 2026

Forget .bash_history. Here is how to use Snoopy Logger and Grafana Loki to monitor every user action on Linux professionally and securely.

Monitoring

Monitoring Apache Kafka with Prometheus and Grafana: Consumer Lag, Throughput, and Topic Health in Production

By admin June 5, 2026

A comparison of Apache Kafka monitoring approaches (AKHQ, Burrow, JMX Exporter) and a hands-on deployment guide using JMX Exporter + kafka-exporter + Prometheus + Grafana to track consumer lag, broker throughput, and topic health. Includes production-ready PromQL queries and alert rules.

Monitoring

Professional NVIDIA GPU Monitoring with Prometheus & DCGM Exporter: Don’t wait for a ‘burnout’ to fix it

By admin June 4, 2026

Don't let GPU overheating lead to hardware failure. A detailed guide on setting up professional NVIDIA GPU monitoring with Prometheus and DCGM Exporter on Linux.

Monitoring

Grafana Pyroscope: Hunting Down CPU and RAM “Hogs” Directly on Production

By admin June 3, 2026

A detailed guide on using Grafana Pyroscope for Continuous Profiling. Find the exact lines of code causing high CPU usage and memory leaks on production with minimal overhead.

Monitoring

Integrating Nginx VTS Module with Prometheus and Grafana: Per-Domain Traffic Monitoring

By admin June 2, 2026

When hosting multiple domains on a single Nginx server, standard system metrics aren't enough to pinpoint which domain is causing an issue. This guide covers compiling the Nginx VTS Module, configuring Prometheus to scrape per-virtual-host metrics, and importing a Grafana dashboard to monitor per-domain traffic in real time.

Monitoring

RabbitMQ Monitoring Mastery: Don’t Wait for a Cluster Crash to Troubleshoot

By admin June 1, 2026

Learn professional RabbitMQ monitoring with Prometheus and Grafana. This guide covers detailed configuration, key metrics to watch, and setting up automated alerts.

Virtualization

Proxmox + InfluxDB + Grafana: The Secret to Enterprise-Grade VM Monitoring

By admin June 1, 2026

A guide to integrating Proxmox VE with InfluxDB and Grafana for professional monitoring. Solve metric storage issues and overcome default dashboard limitations.

Monitoring

Monitoring HAProxy with Prometheus & Grafana: Don’t Wait for a Crash to Act

By admin May 30, 2026

Don't wait for a system crash to start troubleshooting. Professional guide to HAProxy monitoring with Prometheus and Grafana, focusing on 4 golden signals: Backend Health, 5xx Rate, Maxconn, and P99 Latency.