Solution : https://service.sap.com/sap/support/notes/540543 (SAP Service marketplace login required)
Key words :
<out1>+<out2> records outbr279e return code, terms read write error reason, -recoverable media error - check mediadd, incorrect tape drive block size, general/misc/sapdba/ntintel, insufficient system resources exist, relevant operating system tools, excessively large block size, dd operating system tool, '<in1>+<in2> records
Related Notes :
| 500839 | Activating hardware compression on Windows NT |
| 500837 | Support for GNU tape tools on Windows NT |
| 498864 | dd: Invalid access to memory location. |
| 171085 | High utilization of file cache by BRBACKUP |
| 162975 | MKS cpio and dd fails with Dr.Watson Dump |
| 46923 | Message: Unable to initialize ASPI manager |
| 27937 | BR278E ... Data Dictionary: write error: Invalid argument |
| 24336 | NT: Hardware compression does not work |
| 13372 | BRBACKUP reaches end of tape |
| 8707 | Explanation about init<SID>.sap parameter tape_size |