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Bad Requests Received per second

Microsoft.LS.2015.Monitoring.UnitMonitor.ThresholdPC.PDP.PERF_MRASRequests_NUM_BAD_REQUESTS_SEC (UnitMonitor)

Knowledge Base article:

Summary

The number of bad requests received/sec

Causes

This error occurs when an unexpectedly high rate of invalid requests is received by the A/V Authentication Service. This could be the result of an attempt to misuse the A/V Authentication Service.

Resolutions

If the situation persists then enable Skype for Business Server 2015 logging for SIP messages to the A/V Authentication Service to identify the source of the invalid requests.

Element properties:

TargetMicrosoft.LS.2015.Component.PDP
Parent MonitorSystem.Health.PerformanceState
CategoryPerformanceHealth
EnabledTrue
Alert GenerateTrue
Alert SeverityError
Alert PriorityNormal
Alert Auto ResolveTrue
Monitor TypeMicrosoft.LS.2015.Performance.Double.SimpleThresholdMonitor
RemotableTrue
AccessibilityPublic
Alert Message
[Skype] The number of bad requests received/sec
Perf Object Name:
Perf Counter Name: {0}
Perf Counter Value: {1}
Error Threshold: 30
Warning Threshold: 20


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.PDP.PERF_MRASRequests_NUM_BAD_REQUESTS_SEC" Accessibility="Public" Enabled="true" Target="Microsoft.LS.2015.Component.PDP" ParentMonitorID="Health!System.Health.PerformanceState" Remotable="true" Priority="Normal" TypeID="Microsoft.LS.2015.Performance.Double.SimpleThresholdMonitor" ConfirmDelivery="false">

  <Category>PerformanceHealth</Category>

  <AlertSettings AlertMessage="Alert_The_number_of_bad_requests_received_sec">

    <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.PDP.PERF_MRASRequests_NUM_BAD_REQUESTS_SEC_OverThreshold" MonitorTypeStateID="OverThreshold" HealthState="Error"/>

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

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

  </OperationalStates>

  <Configuration>

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

    <CounterName>- Bad Requests Received/sec</CounterName>

    <ObjectName>LS:A/V Auth - Requests</ObjectName>

    <InstanceName/>

    <AllInstances>false</AllInstances>

    <Frequency>60</Frequency>

    <WarningThreshold>20</WarningThreshold>

    <ErrorThreshold>30</ErrorThreshold>

  </Configuration>

</UnitMonitor>