Solution : https://service.sap.com/sap/support/notes/504166 (SAP Service marketplace login required)
Key words :
symptom long response times occur, attached correction instructions, material variants exist, material variants, configurable material, solution implement, correction, prerequisites, performance
Related Notes :
736268 | Composite SAP note: Type matching perform. in configuration |
539889 | Long access times on table MARC |