➜ virtualmin restore-domain --source /tmp/customer20200616/ --reuid --all-features --domain customer.tld

Checking for missing features ..
.. WARNING - The following features were enabled for one or more
domains in the backup, but do not exist on this system. Some
functions of the restored domains may not work : Apache website, SSL website, AWstats reporting, Plugin virtualmin-mailman

Checking for errors in backup ..
.. no errors found

Starting restore..
Extracting backup archive files ..
.. done

Re-creating virtual server customer.tld ..
    Creating administration group customer ..
    .. done

    Creating administration user customer ..
    .. done

    Creating aliases for administration user ..
    .. done

    Adding administration user to groups ..
    .. done

    Creating home directory ..
    .. done

    Creating mailbox for administration user ..
    .. done

    Adding new DNS zone ..
    .. done

    Adding to email domains list ..
    .. done

    Adding default mail aliases ..
    .. done

    Adding DKIM records to DNS domain customer.tld ..
    .. added successfully

    Creating Nginx virtual host ..
    .. done

    Starting PHP FastCGI server ..
    .. done

    Adding webserver user www-data to server's group ..
    .. done

Out of memory!