enable the Slow Query Log in MySQL

 ✅ IMMEDIATE ACTIONS (DO THESE NOW)

1️⃣ Enable MySQL slow query log (VERY IMPORTANT)

SET GLOBAL slow_query_log = ON;

SET GLOBAL long_query_time = 1;

Then watch:

tail -f /var/lib/mysql/*-slow.log

tail -f /var/log/mysql/mysql-slow.log

This will show exact queries + which site causes them.

2️⃣ See live MySQL queries

SHOW FULL PROCESSLIST;