Hi Quanah
Please find the command output from both servers. Let me know if you need more info.
Server S1 +++++++++++++++++++++++++++++++++++++++++ dn: cn=config objectClass: olcGlobal cn: config olcPidFile: /usr/local/var/run/slapd.pid structuralObjectClass: olcGlobal entryUUID: a826a9dc-490e-103a-98ae-f3409debd9d9 creatorsName: cn=config createTimestamp: 20200622195942Z olcServerID: 1 entryCSN: 20200622195942.531227Z#000000#000#000000 modifiersName: cn=config modifyTimestamp: 20200622195942Z
dn: olcDatabase={-1}frontend,cn=config objectClass: olcDatabaseConfig objectClass: olcFrontendConfig olcDatabase: {-1}frontend olcAddContentAcl: FALSE olcLastMod: TRUE olcMaxDerefDepth: 0 olcReadOnly: FALSE olcSchemaDN: cn=Subschema olcSyncUseSubentry: FALSE olcMonitoring: FALSE structuralObjectClass: olcDatabaseConfig entryUUID: a826c58e-490e-103a-98b0-f3409debd9d9 creatorsName: cn=config createTimestamp: 20200622195942Z entryCSN: 20200622195942.370104Z#000000#000#000000 modifiersName: cn=config modifyTimestamp: 20200622195942Z
dn: olcDatabase={0}config,cn=config objectClass: olcDatabaseConfig olcDatabase: {0}config olcRootPW:: <> structuralObjectClass: olcDatabaseConfig entryUUID: a826c2f0-490e-103a-98af-f3409debd9d9 creatorsName: cn=config createTimestamp: 20200622195942Z entryCSN: 20200622195942.370032Z#000000#000#000000 modifiersName: cn=config modifyTimestamp: 20200622195942Z
dn: olcDatabase={1}mdb,cn=config objectClass: olcMdbConfig olcDatabase: {1}mdb olcDbDirectory: /usr/local/var/openldap-data/sns_db olcSuffix: dc=smartsan olcRootDN: cn=admin,dc=smartsan olcRootPW:: <> olcDbIndex: objectClass eq olcDbIndex: entryUUID eq olcDbIndex: entryCSN eq olcDbMaxSize: 1073741824 structuralObjectClass: olcMdbConfig entryUUID: a8306d0a-490e-103a-9ba0-e3e7d4b90654 creatorsName: cn=config createTimestamp: 20200622195942Z olcAccess: {0}to * by dn.base="cn=admin,dc=smartsan" read by * break olcSyncrepl:: ezB9cmlkPTAwMQogICAgICAgICAgICAgICBwcm92aWRlcj1sZGFwOi8vMzMuMz MuMzMuNjA6Mzg5CiAgICAgICAgICAgICAgIHR5cGU9cmVmcmVzaEFuZFBlcnNpc3QKICAgICAgI CAgICAgICAgcmV0cnk9IjIgMTAgNjAgKyIKICAgICAgICAgICAgICAgc2VhcmNoYmFzZT0iZGM9 c21hcnRzYW4iCiAgICAgICAgICAgICAgIHNjb3BlPXN1YgogICAgICAgICAgICAgICBhdHRycz0 iKiwrIgogICAgICAgICAgICAgICBiaW5kbWV0aG9kPXNpbXBsZQogICAgICAgICAgICAgICBiaW 5kZG49ImNuPWFkbWluLGRjPXNtYXJ0c2FuIgogICAgICAgICAgICAgICBjcmVkZW50aWFscz1zZ WNyZXQyCiAgICAgICAgICAgICAgIHRpbWVvdXQ9MQ== olcMirrorMode: TRUE entryCSN: 20200622200005.603921Z#000000#001#000000 modifiersName: cn=config modifyTimestamp: 20200622200005Z
dn: olcOverlay={0}syncprov,olcDatabase={1}mdb,cn=config objectClass: olcSyncProvConfig olcOverlay: {0}syncprov olcSpCheckpoint: 100 10 structuralObjectClass: olcSyncProvConfig entryUUID: a83c3ea0-490e-103a-9ba4-e3e7d4b90654 creatorsName: cn=config createTimestamp: 20200622195942Z entryCSN: 20200622195942.510824Z#000000#000#000000 modifiersName: cn=config modifyTimestamp: 20200622195942Z
dn: olcDatabase={2}mdb,cn=config objectClass: olcMdbConfig olcDatabase: {2}mdb olcDbDirectory: /usr/local/var/openldap-data/sns_config_db olcSuffix: dc=server-config olcRootDN: cn=admin,dc=server-config olcRootPW:: <> olcDbIndex: objectClass eq structuralObjectClass: olcMdbConfig entryUUID: a8332e6e-490e-103a-9ba1-e3e7d4b90654 creatorsName: cn=config createTimestamp: 20200622195942Z entryCSN: 20200622195942.451427Z#000000#000#000000 modifiersName: cn=config modifyTimestamp: 20200622195942Z ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
Server S2
================================================================= dn: cn=config objectClass: olcGlobal cn: config olcPidFile: /usr/local/var/run/slapd.pid structuralObjectClass: olcGlobal entryUUID: b0f7505c-490e-103a-8a23-033ed85ade7e creatorsName: cn=config createTimestamp: 20200622195957Z olcServerID: 2 entryCSN: 20200622195957.324389Z#000000#000#000000 modifiersName: cn=config modifyTimestamp: 20200622195957Z
dn: olcDatabase={-1}frontend,cn=config objectClass: olcDatabaseConfig objectClass: olcFrontendConfig olcDatabase: {-1}frontend olcAddContentAcl: FALSE olcLastMod: TRUE olcMaxDerefDepth: 0 olcReadOnly: FALSE olcSchemaDN: cn=Subschema olcSyncUseSubentry: FALSE olcMonitoring: FALSE structuralObjectClass: olcDatabaseConfig entryUUID: b0f76204-490e-103a-8a25-033ed85ade7e creatorsName: cn=config createTimestamp: 20200622195957Z entryCSN: 20200622195957.159031Z#000000#000#000000 modifiersName: cn=config modifyTimestamp: 20200622195957Z
dn: olcDatabase={0}config,cn=config objectClass: olcDatabaseConfig olcDatabase: {0}config olcRootPW:: <> structuralObjectClass: olcDatabaseConfig entryUUID: b0f75f70-490e-103a-8a24-033ed85ade7e creatorsName: cn=config createTimestamp: 20200622195957Z entryCSN: 20200622195957.158960Z#000000#000#000000 modifiersName: cn=config modifyTimestamp: 20200622195957Z
dn: olcDatabase={1}mdb,cn=config objectClass: olcMdbConfig olcDatabase: {1}mdb olcDbDirectory: /usr/local/var/openldap-data/sns_db olcSuffix: dc=smartsan olcRootDN: cn=admin,dc=smartsan olcRootPW:: <> olcDbIndex: objectClass eq olcDbIndex: entryUUID eq olcDbIndex: entryCSN eq olcDbMaxSize: 1073741824 structuralObjectClass: olcMdbConfig entryUUID: b1016d62-490e-103a-9023-630ea41688ff creatorsName: cn=config createTimestamp: 20200622195957Z olcAccess: {0}to * by dn.base="cn=admin,dc=smartsan" read by * break olcSyncrepl:: ezB9cmlkPTAwMQogICAgICAgICAgICAgICBwcm92aWRlcj1sZGFwOi8vMzMuMz MuMzMuNTA6Mzg5CiAgICAgICAgICAgICAgIHR5cGU9cmVmcmVzaEFuZFBlcnNpc3QKICAgICAgI CAgICAgICAgcmV0cnk9IjIgMTAgNjAgKyIKICAgICAgICAgICAgICAgc2VhcmNoYmFzZT0iZGM9 c21hcnRzYW4iCiAgICAgICAgICAgICAgIHNjb3BlPXN1YgogICAgICAgICAgICAgICBhdHRycz0 iKiwrIgogICAgICAgICAgICAgICBiaW5kbWV0aG9kPXNpbXBsZQogICAgICAgICAgICAgICBiaW 5kZG49ImNuPWFkbWluLGRjPXNtYXJ0c2FuIgogICAgICAgICAgICAgICBjcmVkZW50aWFscz1zZ WNyZXQyCiAgICAgICAgICAgICAgIHRpbWVvdXQ9MQ== olcMirrorMode: TRUE entryCSN: 20200622200006.071455Z#000000#002#000000 modifiersName: cn=config modifyTimestamp: 20200622200006Z
dn: olcOverlay={0}syncprov,olcDatabase={1}mdb,cn=config objectClass: olcSyncProvConfig olcOverlay: {0}syncprov olcSpCheckpoint: 100 10 structuralObjectClass: olcSyncProvConfig entryUUID: b10da0aa-490e-103a-9027-630ea41688ff creatorsName: cn=config createTimestamp: 20200622195957Z entryCSN: 20200622195957.304809Z#000000#000#000000 modifiersName: cn=config modifyTimestamp: 20200622195957Z
dn: olcDatabase={2}mdb,cn=config objectClass: olcMdbConfig olcDatabase: {2}mdb olcDbDirectory: /usr/local/var/openldap-data/sns_config_db olcSuffix: dc=server-config olcRootDN: cn=admin,dc=server-config olcRootPW:: <> olcDbIndex: objectClass eq structuralObjectClass: olcMdbConfig entryUUID: b1050350-490e-103a-9024-630ea41688ff creatorsName: cn=config createTimestamp: 20200622195957Z entryCSN: 20200622195957.248353Z#000000#000#000000 modifiersName: cn=config modifyTimestamp: 20200622195957Z
=================================================================