Solution : https://service.sap.com/sap/support/notes/827020 (SAP Service marketplace login required)
Key words :
releasing unused space, terms br tools, sporadically occur, reorganize tables, rebuild indexes, renaming indexes, parallelism level, sap system, system releases, affected objects
Related Notes :
| 1101528 | Longer runtime of table reorganisation |
| 680046 | Corrections in BR*Tools Version 6.40 |