NGINX Combined Upstreams: Failover & Sticky Sessions
by Danila Vershinin, March 1, 2026
Learn how to merge upstream server pools, implement cookie-based sticky sessions, build multi-cluster failover chains, and broadcast requests across backends using the NGINX Combined Upstreams module. Covers all directives, upstrand configuration, and status variables.
Read More...NGINX Active Health Checks Without NGINX Plus
by Danila Vershinin, February 28, 2026
Set up NGINX active health checks that proactively monitor upstream servers with HTTP, TCP, MySQL, FastCGI, SSL, and AJP probes. Included in NGINX-MOD — no NGINX Plus subscription required.
Read More...NGINX Dynamic Upstream: Add & Remove Servers Live
by Danila Vershinin, February 27, 2026
Learn how to dynamically add, remove, and modify NGINX upstream servers at runtime using a REST API — no reload required. NGINX-MOD brings this NGINX Plus feature to open-source NGINX for a fraction of the cost.
Read More...NGINX Reverse Proxy Ollama: Host Your Own Free LLM
by Danila Vershinin, February 25, 2026
Run your own ChatGPT alternative for free with Ollama or vLLM behind NGINX. This guide covers streaming-safe proxy configuration, authentication, rate limiting, and SELinux fixes for RHEL — all tested with real inference.
Read More...NGINX AJP Module: Proxy to Tomcat via AJP
by Danila Vershinin, February 13, 2026
Learn how to configure the NGINX AJP module to proxy requests to Apache Tomcat using the Apache JServ Protocol (AJP). This guide covers installation, configuration, caching, load balancing, and security best practices.
Read More...NGINX Sysguard: Automatic Protection Against Server Overload
by Danila Vershinin, February 7, 2026
Learn how to protect your NGINX server from overload using the sysguard module. Configure load-based request rejection, memory protection, and response time monitoring for graceful degradation under pressure.
Read More...NGINX Sticky Sessions: Cookie-Based Load Balancing
by Danila Vershinin, January 29, 2026
Learn how to implement NGINX sticky sessions with cookie-based load balancing. This comprehensive guide covers installation, configuration, security best practices, and troubleshooting for Rocky Linux, AlmaLinux, and RHEL systems.
Read More...NGINX proxy_pass Trailing Slash: Complete Guide
by Danila Vershinin, January 26, 2026
Learn how NGINX proxy_pass trailing slash affects URL rewriting. This complete guide explains the URI transformation rules with verified examples, decision flowcharts, and real-world configurations to fix common proxy_pass not working issues.
Read More...NGINX Reverse Proxy: The Complete Guide
by Danila Vershinin, January 23, 2026
Master NGINX reverse proxy configuration from basics to advanced. Learn proxy_pass, upstream load balancing, headers, buffering, timeouts, WebSockets, and troubleshooting 502/504 errors with production-ready examples.
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