Solution : https://service.sap.com/sap/support/notes/90922 (SAP Service marketplace login required)
Key words : 
additional key words database utility, displayed supplies information, insufficient system resources, current hot package, complete data loss, button 'restart log', restart log, hot packages, original data, data backup
Related Notes : 
       
| 135705 | IS-Oil KONV database conversion | 
| 104115 | Oil: Unnecessary KONV database conversion | 
| 85746 | Additional Info: IS-Oil Upgrade/Installation 3.1H | 
| 24864 | No conversion of the table BSEG |