Tag Archive

#php-fpm

Articles tagged with #php-fpm

#php-fpm

Sep 06, 2026

Tuning PHP-FPM and OPcache for High-Concurrency Production: Sizing Process Pools, Eliminating 502/504 Errors, and Preloading

A masterclass in high-performance PHP: mathematically sizing PHP-FPM worker pools, switching to static process management, tuning OPcache bytecode buffers, and setting up the FPM status page.

#php-fpm

Aug 21, 2026

How to Fix Nginx 504 Gateway Time-out & 502 Bad Gateway with PHP-FPM

Are your users experiencing Nginx 504 Gateway Time-out or 502 Bad Gateway errors during heavy requests? Here is how to configure FastCGI timeouts, adjust PHP-FPM pools, and tune buffer settings for peak server reliability.