via https://serverfault.com/questions/406532/i-o-error-with-php5-fpm-ptracepeekdata-failed
via https://www.reddit.com/r/Sysadmin_Fr/comments/6l68lk/comment_ovh_sauvegarde_un_million_de_bases_de/
(via https://cyrille-borne.com/article4175/blog-montgallet-est-mort-une-epoque-aussi)
