PHP-FPM Configuration Calculator

How to check system values on Ubuntu:

1. Number of CPU Cores: nproc or lscpu | grep 'CPU(s):'

2. Total RAM: free -h or grep MemTotal /proc/meminfo

3. Average PHP Process Size: ps -ylC php-fpmX.X --sort=rss | awk '{sum+=$8; ++n} END {print "Average = " sum/n/1024 " MB"}'

4. Current memory_limit: php -i | grep memory_limit