When viewing files in the FILEINFO utility or FUP utility, each file has a File Code of up to five digits displayed. HP has certain designated file codes that it uses for identification purposes of subsystem files.
| File Code | Definition or Subsystem |
|---|---|
| 0-99 | Reserved for users |
| OSS | OSS File |
| 100 | TNS executable file |
| 101 | EDIT text format |
| 110-111 | Edit recovery and VS dump files |
| 115 | TEDIT profile files |
| 120-128 | Spooler control files |
| 129 | Spooler job file |
| 130 | Inspect save files |
| 134 | NonStop TMF audit trail files |
| 144 | CPU dump files |
| 175 | Measure data files |
| 176 | NonStop SQL/MP surveyor files |
| 180 | C data files |
| 210 | Pathmaker Installs file |
| 223 | Enable log file |
| 230-232 | ADA data files |
| 250-299 | Transfer subsystem files |
| 300-399 | TPS (Pathway) subsystem files |
| 400-401 | Tape simulator files |
| 405 | KMSF subsystem file |
| 410-430 | Exercise subsystem |
| 440 | TACL saved variable segment file |
| 450 | ViewPoint configuration file |
| 451 | Event configuration file |
| 500-525 | Microcode files |
| 540-549 | Safeguard subsystem files |
| 550-599 | NonStop SQL/MP subsystem files |
| 600-620 | Mumps subsystem files |
| 660-669 | Encore subsystem files |
| 700 | Native code executable object files |
| 830-835 | Data Communications files |
| 832 | Expand Profile template files |
| 839 | EMS template |
| 840 | Snax utility output file |
| 841-842 | Coup files |
| 843-845 | EMS subsystem files |
| 846 | Cover file |
| 847-848 | NetBatch file |
| 849-850 | DNS subsystem files |
| 851 | Snax5 configuration files |
| 852 | NonStop CLX shutdown file |
| 853-854 | Optical disk file |
| 855 | FUP restart file |
| 858 | ORSERV status file |
| 863 | SysHealth event key file |
| 888 | Enform compiled query |
| 904 | Exchange trace files |
| 1000-65535 | Reserved for users |