| Physical characteristic | Default value | Authorized value | Error message |
|---|---|---|---|
| Data class name (DATACLAS) | empty | 1 to 8 characters |
|
| Management class name (MGMTCLAS) | empty | 1 to 8 characters |
|
| Storage class name (STORCLAS) | empty | 1 to 8 characters |
|
| Volume serial (VOLUME) | empty | 1 to 6 characters |
|
| Generic unit | empty | 1 to 8 characters |
|
| Space unit | blocks | Blocks, tracks, cylinders | |
| Primary quantity (PRIMARY) | 300 | numeric (1<n<16777215) |
|
| Secondary quantity (SECONDARY) | 100 | numeric (1<n<16777215) |
|
| Directory blocks (DIR) | 20 | numeric |
|
| Logical record length (LRECL) | 80 | numeric (1<n<32760) |
|
| Record format (RECFM) | FB | FB/F/FBA/FA/FBM/FM/VB/V/VBA/VA/VBM/VM/U | |
| Block size (BLKSIZE) | 0 | numeric (1<n<32760) |
|
| Data set type (DSNTYPE) | library | library |
Partitioned data set (PDS) member naming rules are similar to segment naming rules.