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可用性複本連接

Microsoft.SQLServer.2012.AlwaysOn.AvailabilityReplicaIsConnected (UnitMonitor)

Knowledge Base article:

摘要

此監視器會檢查可用性複本之間的連接狀態。當可用性複本的連接狀態為 DISCONNECTED 時，監視器就會處於狀況不良的狀態。否則，監視器就會處於狀況良好的狀態。

原因

這個次要複本沒有連接到主要複本。連接狀態為 DISCONNECTED。

解決方式

Element properties:

TargetMicrosoft.SQLServer.2012.AlwaysOn.AvailabilityReplica
Parent MonitorSystem.Health.AvailabilityState
CategoryAvailabilityHealth
EnabledTrue
Alert GenerateFalse
Alert Auto ResolveFalse
Monitor TypeMicrosoft.SQLServer.2012.AlwaysOn.SystemPolicyScriptMonitorType
RemotableTrue
AccessibilityPublic
RunAsMicrosoft.SQLServer.2012.AlwaysOn.MonitoringAccount

Source Code:

<UnitMonitor ID="Microsoft.SQLServer.2012.AlwaysOn.AvailabilityReplicaIsConnected" RunAs="Microsoft.SQLServer.2012.AlwaysOn.MonitoringAccount" TypeID="Microsoft.SQLServer.2012.AlwaysOn.SystemPolicyScriptMonitorType" Accessibility="Public" Enabled="true" ParentMonitorID="Health!System.Health.AvailabilityState" Remotable="true" Target="AlwaysOnDisc!Microsoft.SQLServer.2012.AlwaysOn.AvailabilityReplica" Priority="Normal">

  <Category>AvailabilityHealth</Category>

  <OperationalStates>

    <OperationalState ID="Success" MonitorTypeStateID="HealthState" HealthState="Success"/>

    <OperationalState ID="Critical" MonitorTypeStateID="ErrorState" HealthState="Error"/>

  </OperationalStates>

  <Configuration>

    <Interval>900</Interval>

    <TimeoutSeconds>300</TimeoutSeconds>

    <PolicyName>$Target/Property[Type="AlwaysOnDisc!Microsoft.SQLServer.2012.AlwaysOn.AvailabilityReplica"]/AvailabilityGroupName$-$Target/Property[Type="System!System.Entity"]/DisplayName$-AlwaysOnArConnectionHealthPolicy</PolicyName>

    <InstanceName>$Target/Property[Type="System!System.Entity"]/DisplayName$</InstanceName>

  </Configuration>

</UnitMonitor>