Reducing Server Load: Measure Before Tuning PHP-FPM

High CPU load on a web server can come from slow application queries, runaway workers, scheduled jobs, traffic spikes, or external scans. Increasing worker limits without identifying the cause may make resource contention worse.Start by measuring CPU, memory, I/O wait, load average, and the processes consuming resources. Correlate the time window with web access logs, PHP-FPM status, database acti...