This document lists some best practices regarding configuring your MISP installation when using the provided RPM packages.
/etc/opt/remi/php74/php.ini
session.save_handler = redis
session.save_path = "tcp://127.0.0.1:6379"
/etc/httpd/conf.d/php74-php.conf
comment out this two lines
php_value session.save_handler "files"
php_value session.save_path "/var/opt/remi/php74/lib/php/session"