| Offsets | Name | Length | Format | Description | |
|---|---|---|---|---|---|
| 0 | 0 | SMF42KJB | 8 | EBCDIC | Job name, started task control, or time sharing user who issued the STOW Initialize. |
| 8 | 8 | SMF42KST | 8 | EBCDIC | Step name. |
| 16 | 10 | SMF42KPR | 8 | EBCDIC | Proc name (or blanks). |
| 24 | 18 | SMF42KDS | 44 | EBCDIC | Data set name. |
| 68 | 44 | SMF42KVS | 6 | EBCDIC | VOLSER. |