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php-fpm rhel php

Tune PHP-FPM Performance on RHEL 9

Tune PHP-FPM Performance on RHEL 9

Estimate pm.max_children

ps -ylC php-fpm --no-headers | awk '{sum+=$8} END {print sum/NR/1024 " MB avg"}'
# Divide available RAM (minus OS+DB) by average size
pm = dynamic
pm.max_children      = 50
pm.start_servers     = 10
pm....
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7th May 2026