Solution : https://service.sap.com/sap/support/notes/27937 (SAP Service marketplace login required)
Key words :
subsequent aix system message, additional key words brbackup, aix administration tool 'smit', aix operating system blocksize, blocksize unequal, brarchive report, error br278e, write error, invalid argument, block size
Related Notes :
| 540543 | Composite SAP note: dd errors when calling in BR tools |
| 13994 | Long runtimes when saving with BRBACKUP |
| 13372 | BRBACKUP reaches end of tape |