Solution : https://service.sap.com/sap/support/notes/427982 (SAP Service marketplace login required)
Key words :
/dev/st0 buffers 1 buffersize 1024 parallelismbackup successful, exclusive database access required, require support package status 6, job control work process, support package status, work process attempts, work process accesses, message backup successful, work processes execute, dba scheduling calendar
Related Notes :
| 1250466 | DB6: Perform database administration, keeping SAP AS running |
| 931122 | DB6: Backup jobs for remote databases |