mail_queue_enter: create file maildrop/870989.992: Read-only file system ¶ Tuesday, April 28, 2026 I’m on a virtual private server with a freshly installed Debian 13.4. The server is currently accessible via the FQDN lumi.mylino.net . I installed a list of packages like libreoffice, monit and certbot, and created a file /etc/monit/conf.d/lino.conf with the following content: # generated by getlino…