Hosting Oversold Shared Plan Site Constantly Slow: The Hidden Costs for Agencies

https://www.active-bookmarks.win/why-litespeed-often-outperforms-apache-for-wordpress-a-hands-on-tutorial

Overselling Problems and Shared Hosting Limitations for Multi-Site Agencies Understanding Overselling Problems in Shared Hosting Environments As of March 2025, roughly 57% of agencies managing between 10 and 50 client websites