Solution : https://service.sap.com/sap/support/notes/1632421 (SAP Service marketplace login required)
Key words :
profile sync job takes long time, terms repository object sync, taking long time, repository object sync, sap table ust12, complete table scan, solution kindly implement, profile sync, grc repository, access control 10
Related Notes :
1607067 | Master Note for SAP Access Control 10.0 - Support Pack 6 |