This section contains one per logical control unit described by SMF79.
| Offsets | Name | Length | Format | Description | |
|---|---|---|---|---|---|
| 0 | 0 | R79EID1 | 2 | EBCDIC | Logical control unit identifier. |
| 2 | 2 | R79ENTR | 2 | binary | Number of triplets following. |
| 4 | 4 | R79ECPDS | 4 | binary | Offset to I/O Queuing Configuration data section (relative to beginning of I/O Queuing Configuration control section). |
| 8 | 8 | R79ECPDL | 2 | binary | Length of I/O Queuing Configuration data section. |
| 10 | A | R79ECPDN | 2 | binary | Number of I/O Queuing Configuration data sections for the LCU. |