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Registrar Database: Total Dropped Requests

Microsoft.LS.2015.Monitoring.UnitMonitor.ThresholdPC.Registrar.PERF_REGDBACCESS_DROPPED_REQUESTS (UnitMonitor)

Knowledge Base article:

Summary

The number of requests that have been dropped by the database layer because they would time out.

Causes

The backend might be busy and is unable to respond to requests quickly.

Resolutions

This might be a temporary condition. If the problem persists please ensure that the hardware and software requirements meet the user usage characteristics.

Element properties:

TargetMicrosoft.LS.2015.Component.Registrar
Parent MonitorSystem.Health.PerformanceState
CategoryPerformanceHealth
EnabledTrue
Alert GenerateTrue
Alert SeverityError
Alert PriorityNormal
Alert Auto ResolveTrue
Monitor TypeMicrosoft.LS.2015.Performance.Double.DeltaThresholdMonitor
RemotableTrue
AccessibilityPublic
Alert Message
[Skype] The number of requests that have been dropped by the database layer because they would time out.
Perf Object Name:
Perf Counter Name: {0}
Perf Counter Value: {1}
Error Threshold: 3000
Warning Threshold: 1000
Delta Window Size: 1

Please see the 'Product Knowledge' and the 'Alert Context' tab on Alert Properties view for more information.
RunAsDefault

Source Code:

<UnitMonitor ID="Microsoft.LS.2015.Monitoring.UnitMonitor.ThresholdPC.Registrar.PERF_REGDBACCESS_DROPPED_REQUESTS" Accessibility="Public" Enabled="true" Target="Microsoft.LS.2015.Component.Registrar" ParentMonitorID="Health!System.Health.PerformanceState" Remotable="true" Priority="Normal" TypeID="Microsoft.LS.2015.Performance.Double.DeltaThresholdMonitor" ConfirmDelivery="false">

  <Category>PerformanceHealth</Category>

  <AlertSettings AlertMessage="Alert_The_number_of_requests_that_have_been_dropped_by_the_database_layer_because_they_would_time_out.">

    <AlertOnState>Error</AlertOnState>

    <AutoResolve>true</AutoResolve>

    <AlertPriority>Normal</AlertPriority>

    <AlertSeverity>Error</AlertSeverity>

    <AlertParameters>

      <AlertParameter1>$Data/Context/CounterName$</AlertParameter1>

      <AlertParameter2>$Data/Context/Value$</AlertParameter2>

    </AlertParameters>

  </AlertSettings>

  <OperationalStates>

    <OperationalState ID="Microsoft.LS.2015.Monitoring.UnitMonitor.ThresholdPC.Registrar.PERF_REGDBACCESS_DROPPED_REQUESTS_OverThreshold" MonitorTypeStateID="OverThreshold" HealthState="Error"/>

    <OperationalState ID="Microsoft.LS.2015.Monitoring.UnitMonitor.ThresholdPC.Registrar.PERF_REGDBACCESS_DROPPED_REQUESTS_UnderThreshold" MonitorTypeStateID="UnderThreshold" HealthState="Success"/>

    <OperationalState ID="Microsoft.LS.2015.Monitoring.UnitMonitor.ThresholdPC.Registrar.PERF_REGDBACCESS_DROPPED_REQUESTS_UnderThresholdOverThreshold" MonitorTypeStateID="UnderThresholdOverThreshold" HealthState="Warning"/>

  </OperationalStates>

  <Configuration>

    <ComputerName>$Target/Host/Host/Host/Property[Type="Windows!Microsoft.Windows.Computer"]/NetworkName$</ComputerName>

    <CounterName>USrv - Total Dropped Requests</CounterName>

    <ObjectName>LS:USrv - REGDBStore</ObjectName>

    <InstanceName/>

    <AllInstances>false</AllInstances>

    <Frequency>900</Frequency>

    <WarningThreshold>1000</WarningThreshold>

    <ErrorThreshold>2000</ErrorThreshold>

    <NumSamples>2</NumSamples>

  </Configuration>

</UnitMonitor>