Is the last line the key here?
From System Log:
Jun 26 21:10:01 --- last message repeated 1 time ---
Jun 26 21:10:01 MyServerDomainName kdc[90]: Need to use PA-ENC-TIMESTAMP/PA-PK-AS-REQ
Jun 26 21:10:01 MyServerDomainName kdc[90]: AS-REQ MyServerDomainName$@MyServerDomainName from 127.0.0.1:63735 for krbtgt/MyServerDomainName@MyServerDomainName
Jun 26 21:10:01 --- last message repeated 1 time ---
Jun 26 21:10:01 MyServerDomainName kdc[90]: Client sent patypes: ENC-TS
Jun 26 21:10:01 MyServerDomainName kdc[90]: ENC-TS pre-authentication succeeded -- MyServerDomainName$@MyServerDomainName
Jun 26 21:10:01 MyServerDomainName kdc[90]: Client supported enctypes: aes256-cts-hmac-sha1-96, aes128-cts-hmac-sha1-96, des3-cbc-sha1, arcfour-hmac-md5, using aes256-cts-hmac-sha1-96/aes256-cts-hmac-sha1-96
Jun 26 21:10:01 MyServerDomainName kdc[90]: Requested flags: forwardable
Jun 26 21:10:01 MyServerDomainName kdc[90]: TGS-REQ MyServerDomainName$@MyServerDomainName from 127.0.0.1:50234 for host/MyServerDomainName@MyServerDomainName [canonicalize, forwardable]
Jun 26 21:10:01 MyServerDomainName kdc[90]: TGS-REQ MyServerDomainName$@MyServerDomainName from 127.0.0.1:59712 for host/MyServerDomainName@MyServerDomainName [forwardable]
Jun 26 21:10:01 MyServerDomainName kdc[90]: TGS-REQ MyServerDomainName$@MyServerDomainName from 127.0.0.1:64066 for ldap/MyServerDomainName@MyServerDomainName [canonicalize, forwardable]
Jun 26 21:10:01 MyServerDomainName kdc[90]: TGS-REQ MyServerDomainName$@MyServerDomainName from 127.0.0.1:58774 for ldap/MyServerDomainName@MyServerDomainName [forwardable]
Jun 26 21:10:01 MyServerDomainName kdc[90]: AS-REQ MyServerDomainName$@MyServerDomainName from 127.0.0.1:62806 for krbtgt/MyServerDomainName@MyServerDomainName
Jun 26 21:10:01 --- last message repeated 1 time ---
Jun 26 21:10:01 MyServerDomainName kdc[90]: Need to use PA-ENC-TIMESTAMP/PA-PK-AS-REQ
Jun 26 21:10:01 MyServerDomainName kdc[90]: AS-REQ MyServerDomainName$@MyServerDomainName from 127.0.0.1:58387 for krbtgt/MyServerDomainName@MyServerDomainName
Jun 26 21:10:01 --- last message repeated 1 time ---
Jun 26 21:10:01 MyServerDomainName kdc[90]: Client sent patypes: ENC-TS
Jun 26 21:10:01 MyServerDomainName kdc[90]: ENC-TS pre-authentication succeeded -- MyServerDomainName$@MyServerDomainName
Jun 26 21:10:01 MyServerDomainName kdc[90]: Client supported enctypes: aes256-cts-hmac-sha1-96, aes128-cts-hmac-sha1-96, des3-cbc-sha1, arcfour-hmac-md5, using aes256-cts-hmac-sha1-96/aes256-cts-hmac-sha1-96
Jun 26 21:10:01 MyServerDomainName kdc[90]: Requested flags: forwardable
Jun 26 21:10:01 MyServerDomainName kdc[90]: TGS-REQ MyServerDomainName$@MyServerDomainName from 127.0.0.1:57894 for host/MyServerDomainName@MyServerDomainName [canonicalize, forwardable]
Jun 26 21:10:01 MyServerDomainName kdc[90]: TGS-REQ MyServerDomainName$@MyServerDomainName from 127.0.0.1:61024 for host/MyServerDomainName@MyServerDomainName [forwardable]
Jun 26 21:10:01 MyServerDomainName kdc[90]: TGS-REQ MyServerDomainName$@MyServerDomainName from 127.0.0.1:57243 for ldap/MyServerDomainName@MyServerDomainName [canonicalize, forwardable]
Jun 26 21:10:01 MyServerDomainName kdc[90]: TGS-REQ MyServerDomainName$@MyServerDomainName from 127.0.0.1:63053 for ldap/MyServerDomainName@MyServerDomainName [forwardable]
Jun 26 21:10:05 MyServerDomainName servermgrd[158]: servermgr_swupdate[INF]: Verifying Software Update catalog configuration.
Jun 26 21:10:09 MyServerDomainName servermgrd[158]: --Module servermgr_history's response has retain count of 3.
Jun 26 21:10:26 MyServerDomainName servermgrd[158]: --Module servermgr_devicemgr's response has retain count of 3.
Jun 26 21:10:42 --- last message repeated 3 times ---
Jun 26 21:10:42 MyServerDomainName servermgrd[158]: servermgr_postgres_server: missing postgres config file: /Library/Server/PostgreSQL For Server Services/Config/com.apple.postgres.plist