PerfMonMode Property
Questa caratteristica verrà rimossa a partire da una delle prossime versioni di Microsoft SQL Server. Evitare di utilizzare questa funzionalità in un nuovo progetto di sviluppo e prevedere interventi di modifica nelle applicazioni in cui è attualmente implementata.
The PerfMonMode property controls the polling behavior of System Monitor in Microsoft Windows when the monitor is started.
Sintassi
object.PerfMonMode [= value]
Parts
object
An expression that evaluates to an object in the Applies To list.value
A long integer that specifies System Monitor polling behavior as described in Settings.
Data Type
Long, enumerated
Modifiable
Read/write
Prototype (C/C++)
HRESULT GetPerfMonMode(SQLDMO_PERFMON_TYPE* pRetVal);
HRESULT SetPerfMonMode(SQLDMO_PERFMON_TYPE NewValue);
Settings
Constant |
Value |
Description |
|---|---|---|
SQLDMOPerfmon_Continuous |
0 |
Configures System Monitor statistics polling using the operating system default time slice. |
SQLDMOPerfmon_None |
1000 |
The value is not valid. |
SQLDMOPerfmon_OnDemand |
1 |
Configures System Monitor to poll for statistics when directed to do so by the user. |
Osservazioni
The PerfMonMode property determines polling behavior as System Monitor is started. System Monitor polling behavior can be changed in System Monitor when the application has successfully started.