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HAProxy Layer 7 Load Balancer on CentOS Stream 9: Installation, Configuration, and Backend Health Checks

By admin June 30, 2026

A practical guide to installing HAProxy as a Layer 7 load balancer on CentOS Stream 9, covering SELinux boolean configuration, firewalld setup, backend health checks, and real-time monitoring via the Stats page. Includes a complete configuration example and a real-world failover test scenario.

Ubuntu

HAProxy: Complete Guide to Layer 7 Web Load Balancing on Ubuntu

By admin June 6, 2026

Don't let a single server carry the entire load. Learn how to configure HAProxy Layer 7 on Ubuntu to manage millions of requests, handle Sticky Sessions, and monitor backends effectively.

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.

Network

How to Set Up a Load Balancer with HAProxy on Linux

By admin March 8, 2026

A practical guide to configuring HAProxy as a load balancer: from installation and roundrobin/leastconn/source algorithms to HTTP health checks, SSL termination, and zero-downtime server draining. Tips drawn from real production experience.