HDR Histograms in Practice: Stop Lying to Yourself About Latency
Stop trusting mean latency. Learn how HDR Histograms reveal the true distribution of response times and why percentiles aren’t enough.
Monitoring
Monitoring tools and practices for Linux systems and cloud infrastructure. Explore metrics, logging, alerting, and observability to keep your systems healthy.
Monitoring Everything: Zabbix 6.0 in Docker Compose
Deploy a full Zabbix 6.0 LTS monitoring stack with Docker Compose in minutes. Includes server, web UI, PostgreSQL database, and agent configuration.
Stop Paying for SpeedCurve: Self-Host Real User Monitoring with Grafana Faro
Self-host Real User Monitoring with Grafana Faro. Monitor Core Web Vitals and user experience metrics without expensive SaaS lock-in or vendor fees.
Monitoring Everything: Zabbix 6.0 in Docker Compose
Stop manually installing Zabbix. Here is a production-ready Docker Compose setup for Zabbix 6.0 LTS with PostgreSQL and Nginx.
Reading Flame Graphs: Where to Look First When CPU Is the Bottleneck
Learn how to read flame graphs to identify CPU bottlenecks fast. This guide covers flame graph mechanics, generation, and exactly where to look first.
VictoriaMetrics as Prometheus Long-Term Storage: Setup, Sharding, and Live Migration
Deploy VictoriaMetrics for Prometheus long-term metrics storage with 10-20x compression. Complete setup, sharding, and live migration guide included.
Stop Paying $299/Month for a Status Page: Atlassian Statuspage vs Instatus vs cstate
Compare Atlassian Statuspage, Instatus, and cstate. Find the best status page tool for your needs—from free self-hosted to modern SaaS alternatives.
MySQL/MariaDB Replication Without the Guesswork: GTIDs, Lag Monitoring, and Split-Brain Recovery
Master MySQL/MariaDB replication with GTIDs: prevent split-brain, monitor lag, and ensure consistent data across your database cluster.
Is It Down? Self-Hosted Monitoring with Uptime Kuma
Replace UptimeRobot with Uptime Kuma. A beautiful, self-hosted monitoring tool that alerts you when your services go down.
Stop Guessing Where Your CPU Goes: Continuous Profiling with Parca and eBPF
Stop guessing about CPU usage. Learn continuous profiling with Parca and eBPF to identify bottlenecks in real-time at just 1-3% overhead.