Solution : https://service.sap.com/sap/support/notes/174499 (SAP Service marketplace login required)
Key words : 
additional key words vl06, long validity periods occur, prerequisites performance-optimizing measures, long work lists, attached advance corrections, delivery monitor documentation, efficient selection conditions, delivery monitor, selection conditions, data selection
Related Notes : 
       
| 326514 | VL06: incorrect check of item criteria | 
| 216244 | Status fields are no longer displayed on list | 
| 196316 | VL06: Short dump DBIF_RSQL_INVALID_RSQL/Performance | 
| 184329 | Delivery monitor performance(selection of material) | 
| 162066 | Performance when you call up delivery monitor | 
| 154091 | Performance in delivery process: Collective note | 
| 113048 | Collective note on delivery monitor |