PerfMonMode Property

后续版本的 Microsoft SQL Server 将删除该功能。请避免在新的开发工作中使用该功能,并着手修改当前还在使用该功能的应用程序。

The PerfMonMode property controls the polling behavior of System Monitor in Microsoft Windows when the monitor is started.

语法

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.

备注

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.

Applies To:

Registry Object