Solution : https://service.sap.com/sap/support/notes/121245 (SAP Service marketplace login required)
Key words : 
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Related Notes : 
       
| 384167 | Buffer synchronization; deactivate buffering for table ... | 
| 187147 | Temporary DEMO log for euro changeover or client copy | 
| 173993 | Cluster: System settings during Euro LC changeover | 
| 144191 | Euro changeover: Customizing -> Lock/unlock user | 
| 140486 | Euro changeover: performance tabls COEJ, COSP, COSS | 
| 140395 | Informix: error in phase CONVERSION | 
| 140145 | Compress Cash Budget Management Data | 
| 139299 | Local currency changeover: ORA 1555 | 
| 138457 | MQ016 / MO427 for table MHND | 
| 136516 | Local currency changeover: System hangs | 
| 135723 | Overflow/ deadlock VBRK, VBAK, SEUZVBRK_40: Informix | 
| 134079 | Local currency changeover: LOCK REQUEST TIMEOUT | 
| 132631 | Restart capability of local currency changeover | 
| 132439 | Buffering table EWUKEYS | 
| 132261 | Long runtime for conversion CKHS (SEUZCKHS) | 
| 131371 | Defining conversion sequences and assigning servers | 
| 129028 | Local currency changeover: Table logging | 
| 121626 | Euro LC changeover:important Support Packages info. | 
| 120534 | Runtime forec.:Precond. for precise forecast | 
| 118445 | Performance impr. during local currency changeover | 
| 113008 | DB2/390: Maintaining Catalog Statistics | 
| 84081 | IBM i: Reorganization of database tables (RGZPFM) | 
| 82953 | DB2/390: Tables Isolation and Buffer Pools Tuning | 
| 81737 | DB2-z/OS: APAR List | 
| 72638 | Performance problems with SQL*Net | 
| 63037 | AS/400: Deleting SQL Packages | 
| 19466 | Downloading SAP kernel patches |