Solution : https://service.sap.com/sap/support/notes/1115173 (SAP Service marketplace login required)
Key words :
jar -path <export directory> -leavetables <exception list><export directory>, jar -path /expdir/abap/data -leavetables taba, <expdir>/abap/data, <exception list>, utility program tocfilemerger, symptom tables, fastload feature, fastload reason, parallel import, java tocfilemerger
Related Notes :
1296510 | DB2-z/OS: fast load with load utility BatchPipes/MVSDS |
1062976 | DB2-z/OS: fast load with load utility and USS fifos |