NGINX VTS Module: NGINX Plus Monitoring
by Danila Vershinin, January 29, 2026
Learn how to install and configure the NGINX VTS (Virtual Host Traffic Status) module for free real-time monitoring. Get NGINX Plus-level traffic statistics, upstream monitoring, and Prometheus metrics without the commercial license cost.
Read More...NGINX Virtual Host: Host Multiple Domains on One Server
by Danila Vershinin, January 27, 2026
Learn how to configure NGINX virtual hosts (server blocks) to host multiple domains on one server. This guide covers basic setup, wildcard subdomains, server_name matching, default_server configuration, and SELinux considerations for Rocky Linux and RHEL systems.
Read More...NGINX Timeout Directives: Complete Configuration Guide
by Danila Vershinin, January 26, 2026
Master all NGINX timeout directives including proxy_read_timeout, client_body_timeout, keepalive_timeout, and send_timeout. Learn when to use each, production-ready values, and how to diagnose timeout issues.
Read More...NGINX Proxy Cache & Microcaching: Complete Guide
by Danila Vershinin,
Master NGINX proxy cache and microcaching to achieve up to 400x performance improvement. This comprehensive guide covers proxy_cache_path, proxy_cache_valid, thundering herd prevention with proxy_cache_lock, stale-while-revalidate patterns, and microcaching for dynamic content. Includes production-ready configurations tested on Rocky Linux and AlmaLinux.
Read More...NGINX Rewrite Rules: The Complete Guide to URL Rewriting
by Danila Vershinin, January 25, 2026
Master NGINX rewrite rules and URL rewriting with this comprehensive guide. Learn the difference between return and rewrite directives, capturing groups, rewrite flags, and real-world SEO migration scenarios with tested configurations.
Read More...504 Gateway Timeout NGINX: How to Fix It
by Danila Vershinin, January 22, 2026
Stop copy-pasting timeout fixes. Learn which NGINX directive actually causes 504 errors and how to fix it properly—whether you’re proxying to Varnish, Node.js, PHP-FPM, or any HTTP backend.
Read More...Choosing your RHEL 8 clone after the death of CentOS
by Danila Vershinin, July 24, 2021
As CentOS is no longer an RHEL clone, companies seek another free clone of RHEL. What will it be? AlmaLinux, Rocky Linux, or Oracle Linux? We review these choices and give a recommendation.
Read More...DNS caching and beyond, in CentOS/RHEL and Fedora
by Danila Vershinin, July 21, 2019
Make use of DNS caching on your CentOS/RHEL 7/8 to speed up your server even faster!
Read More...50k+ packages for CentOS/RHEL 8, even before EPEL is up
by Danila Vershinin, June 19, 2019
How to access 50K+ extra packages in RedHat Enterprise Linux 8 even before EPEL of CentOS 8 release.
Read More...Where compilation went wrong…
by Danila Vershinin, June 13, 2019
How compilation can go wrong when you neglect some details. Battle of compilation vs packaged NGINX installations.
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