[root@f30 ~]# cat /etc/redhat-release
Fedora release 30 (Thirty)
[root@f30 ~]# samba -V
Version 4.10.13
[root@f30 ~]# samba-tool domain provision
Realm:  TEST.JP
Domain [TEST]:
Server Role (dc, member, standalone) [dc]:
DNS backend (SAMBA_INTERNAL, BIND9_FLATFILE, BIND9_DLZ, NONE) [SAMBA_INTERNAL]: 
DNS forwarder IP address (write 'none' to disable forwarding) [192.168.1.8]:
Administrator password:
Retype password:
 Looking up IPv4 addresses
 Looking up IPv6 addresses
 No IPv6 address will be assigned
 Setting up secrets.ldb
 Setting up the registry
 Setting up the privileges database
 Setting up idmap db
 Setting up SAM db
 Setting up sam.ldb partitions and settings
 Setting up sam.ldb rootDSE
 Pre-loading the Samba 4 and AD schema
Unable to determine the DomainSID, can not enforce uniqueness constraint on local domainSIDs

 Adding DomainDN: DC=test,DC=jp
 Adding configuration container
 Setting up sam.ldb schema

 Setting up sam.ldb configuration data
 Setting up display specifiers
 Modifying display specifiers and extended rights
 Adding users container
 Modifying users container
 Adding computers container
 Modifying computers container
 Setting up sam.ldb data
 Setting up well known security principals
 Setting up sam.ldb users and groups
 Setting up self join
 Adding DNS accounts
 Creating CN=MicrosoftDNS,CN=System,DC=test,DC=jp
 Creating DomainDnsZones and ForestDnsZones partitions
 Populating DomainDnsZones and ForestDnsZones partitions
 Setting up sam.ldb rootDSE marking as synchronized
 Fixing provision GUIDs
 The Kerberos KDC configuration for Samba AD is located at /var/lib/samba/private/kdc.conf
 A Kerberos configuration suitable for Samba AD has been generated at /var/lib/samba/private/krb5.conf
 Merge the contents of this file with your system krb5.conf or replace it with this one. Do not create a symlink!
 Once the above files are installed, your Samba AD server will be ready to use
 Server Role:           active directory domain controller
 Hostname:              f30
 NetBIOS Domain:        TEST
 DNS Domain:            test.jp
 DOMAIN SID:            S-1-5-21-842234280-2978751291-3424404927

[root@f30 ~]# cat /var/lib/samba/private/krb5.conf
[libdefaults]
        default_realm = TEST.JP
        dns_lookup_realm = false
        dns_lookup_kdc = true
[root@f30 ~]# cat /etc/krb5.conf
[libdefaults]
        default_realm = TEST.JP
        dns_lookup_realm = false
        dns_lookup_kdc = true
[root@f30 ~]# cat /etc/redhat-release
Fedora release 30 (Thirty)
[root@f30 ~]# samba -V
Version 4.10.13
[root@f30 ~]# samba -i -M single
samba version 4.10.13 started.
Copyright Andrew Tridgell and the Samba Team 1992-2019
binary_smbd_main: samba: using 'single' process model
/usr/sbin/krb5kdc: krb5kdc: starting...