sudo hostnamectl set-hostname marvin
127.0.0.1 localhost 54.38.188.11 vps814076.ovh.net vps814076 127.0.1.1 vps814076.ovh.net vps814076
127.0.0.1 localhost 54.38.188.11 marvin.florentmerlet.org marvin 127.0.1.1 marvin.florentmerlet.org marvin 127.0.1.1 vps814076.ovh.net vps814076