Compartir a través de


IsAlivePollInterval

Specifies the recommended interval in milliseconds at which a Resource Monitor should poll resources of the particular resource type to determine if they are operational. The polling occurs when the Resource Monitor calls a resource DLL's IsAlive entry point function. The following table summarizes the attributes of the IsAlivePollInterval property.

Attribute Value
Data type
DWORD
Access
Read/write
Structure
CLUSPROP_DWORD
Minimum
1
Maximum
0xFFFFFFFF
Default
60000

Remarks

The IsAlivePollInterval property cannot be zero. It should be set to a value that is as small as possible to cause failovers to occur in a timely manner.

The IsAlivePollInterval property for resources is also a common resource property.

Examples

The property value portion of a property list entry for IsAlivePollInterval can be set with the following example code:

DWORD          IsAlivePollIntervalData = 300;
CLUSPROP_DWORD IsAlivePollIntervalValue;

IsAlivePollIntervalValue.Syntax.dw = CLUSPROP_SYNTAX_LIST_VALUE_DWORD;
IsAlivePollIntervalValue.cbLength  = sizeof(DWORD);
IsAlivePollIntervalValue.dw        = IsAlivePollIntervalData;

Requirements

Minimum supported client
None supported
Minimum supported server
Windows Server 2008 Enterprise, Windows Server 2008 Datacenter

See also

Resource Type Common Properties

CLUSPROP_DWORD

IsAlive

IsAlivePollInterval