Solution : https://service.sap.com/sap/support/notes/129438 (SAP Service marketplace login required)
Key words : 
additional key words mver, background processes running, background processes, large number, consumption update, deadlock situations, material consumptions, batch input, traced back, great load
Related Notes : 
       
| 757602 | |
| 154091 | Performance in delivery process: Collective note |