Latch statistics (_Latch)
- Last Updated: February 11, 2026
- 1 minute read
- OpenEdge
- Version 13.0
- Documentation
Latch statistics (_Latch)
The _Latch VST displays statistics on latch and latch queue activity.
| Field name | Data type | Description |
|---|---|---|
| _Latch-Busy | INT64 | Latch busy count |
| _Latch-Hold | INTEGER | User number of the last latch holder |
| _Latch-HoldTenantId | INTEGER | Tenant ID for the user holding the latch |
| _Latch-Lock | INT64 | Latch lock count |
| _Latch-LockedT | INTEGER | Used for calculation of duration of lock |
| _Latch-LockT | INTEGER | Number, in microseconds, the latch was locked |
| _Latch-Name | CHARACTER | Latch name |
| _Latch-Owner | INTEGER | User number of the latch owner. |
| _Latch-Qhold | INTEGER | User number of the last queue holder |
| _LatchQHoldTenantId | INTEGER | Tenant ID for the last queue holder |
| _Latch-Spin | INTEGER | Latch spin count |
| _Latch-Type | CHARACTER | Latch type |
| _Latch-Wait | INT64 | Latch wait (nap) count |
| _Latch-WaitT | INTEGER | Number, in microseconds, of wait or spin time |