Solution : https://service.sap.com/sap/support/notes/637065 (SAP Service marketplace login required)
Key words :
crm-specific application tables crmm_but_, terms dbtablogbp_exchange_r3_to_crm reason, 'rec/client' parameter, technical settings, business partner, performance loss, table dbtablog, system profile, transaction scu3, table leads
Related Notes :
636216 | Logging / overflow of table DBTABLOG |
537486 | Composite SAP note:perfrmnce problms during initial download |