Servers
How to Diagnose Memory Pressure on Linux
How to tell real memory pressure from normal Linux caching, with real free, vmstat and PSI output from a 1 GB production server.
Author
Munaf Sheikh
I’m an open-source enthusiast and web hosting specialist who builds on raw Ubuntu servers and NGINX, with nothing in the stack I didn’t put there myself. I’ve helped Fortune-listed companies deploy their platforms/applications and still work with several of them. I assess new tools, technologies tune stacks until they run lean, and write up what works here.
Articles by Munaf Sheikh
85 articles
Servers
How to Optimize MySQL and MariaDB on a Low-RAM WordPress Server
A measure-first guide to tuning MySQL or MariaDB on a small WordPress server without risking your data or your uptime.
Servers
How to Optimize PHP-FPM Workers for Limited RAM
A practical guide to sizing PHP-FPM workers on a low-RAM server, using real PSS measurements from a 1 GB production server.
WordPress
How to Optimize WordPress on a 1 GB RAM Server
A practical, measure-first guide to running WordPress reliably on 1 GB of RAM with Nginx, PHP-FPM, MariaDB, OPcache and caching.