Solution : https://service.sap.com/sap/support/notes/1623460 (SAP Service marketplace login required)
Key words :
symptom performance issue, single action search, user passes inputs, t-code/action, terms action search, t-code search, taking long time, function creation, 0 sp05 release, required notes
Related Notes :
| 1607067 | Master Note for SAP Access Control 10.0 - Support Pack 6 |