via https://afup.org/talks/2666-serverless-et-php
conf pour nginx:
via @iMilnb
via https://www.reddit.com/r/Sysadmin_Fr/comments/81plnv/architecture_php_scalable_et_haute_performance_en/
via @jedisct1
via https://serverfault.com/questions/406532/i-o-error-with-php5-fpm-ptracepeekdata-failed
