Bit mask assignment
The following table describes how bit masks are assigned.
| Bit Mask | Default | Description |
|---|---|---|
| Byte 1 | ||
| X'80' | ON | Trace configuration file processing. |
| X'40' | ON | Trace Shared Integrity Validation feature |
| X'20' | ON | Trace Task Management |
| X'10' | ON | Trace Storage Management |
| X'08' | ON | Trace divert processing |
| X'04' | OFF | Dump trace buffer at termination |
| X'02' | OFF | Trace database activity |
| X'01' | OFF | Trace TCP transport |
| Byte 2 | ||
| X'80' | ON | Trace SYNC service |
| X'40' | ON | Trace calls to cross-memory services |
| X'20' | ON | Trace command processing |
| X'10' | ON | Trace SDDF |
| X'08' | ON | Trace divert termination processing |
| X'04' | OFF | Trace transitions |
| X'02' | OFF | Trace TCP packets |
| X'01' | ON | Trace database heartbeat processing |
| Byte 3 | ||
| X'80' | ON | Trace SIO and POST status |
| X'40' | ON | Trace ENF events |
| X'20' | ON | Trace SDDF GET |
| X'10' | ON | Trace Media Manager Services |
| X'08' | ON | Trace EOV (SVC 55) intercept processing |
| X'04' | -- | Unassigned |
| X'02' | ON | Trace error events when paired with X'80' - X'10' (for example, X'12' will trace Media Manager errors.) |
| X'01' | ON | Trace successful processes when paired with X'80' - X'10' |
| Byte 4 | ||
| X'80' | ON | Trace status POST intercept processing |
| X'40' | ON | Trace IO interrupt intercept processing |
| X'20' | ON | Trace EXCP void purge intercept processing |
| X'10' | ON | Trace CVAF intercept processing |
| X'08' | ON | Trace DADSM pre-processing exit |
| X'04' | ON | HS00 - unused |
| X'02' | ON | Trace error events when paired with X'80' - X'10' (for example, X'12' will trace CVAF intercept errors.) |
| X'01' | ON | Trace successful processes when paired with X'80' - X'10' |
| Byte 5 | ||
| X'80' | ON | Trace Storage Manager processing |
| X'40' | ON | Trace SUSPEND processing |
| X'20' | ON | Trace mirror RESUME/STARTIO processing |
| X'10' | ON | Trace Track Monitor interface |
| X'08' | ON | Trace VOL1 Monitor interface |
| X'04' | ON | Trace driver re-drive processing |
| X'02' | ON | Trace error events when paired with X'80' - X'10' (for example, X'82' will trace Storage Manager errors.) |
| X'01' | ON | Trace successful processes when paired with X'80' - X'10' |
| Byte 6 | ||
| X'80' | ON | Trace Hook Management |
| X'40' | ON | Trace SIO intercept front-end |
| X'20' | ON | Trace SIO intercept back-end |
| X'10' | ON | Trace Missing Interrupt Handler Exit |
| X'08' | ON | Trace Disabled Interrupt Exit intercept |
| X'04' | ON | Trace End Of Sense exit |
| X'02' | ON | Trace error events when paired with X'80' - X'10' (for example, X'82' will trace Hook Management errors.) |
| X'01' | ON | Trace successful processes when paired with X'80' - X'10' |
| Byte 7 | ||
| X'80' | OFF | Select NOAUTOTRM |
| X'40' | OFF | Select NOTRMCENQ |
| X'20' | OFF | Select NOAUTODEL |
| X'10' | OFF | Select NOAUTOCLN |
| X'80' | OFF | Trace COPYTRKS MOD Attention: To
be used only by Technical Support personnel.
|
| X'04' | OFF | Suppress SDUMPs |
| X'02' | OFF | Do not check RESERVE CONVERT |
| X'01' | OFF | Generate performance monitor trace |
| Byte 8 - Not used | ||
| X'FF' | OFF | Unassigned |