LC:USrv - 00 - DBStore\USrv - 014 - Total Dropped Requests\

LC_USrv_00_DBStore_USrv_014_Total_Dropped_Requests____EE (Rule)

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

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:

Target	Microsoft_Office_Communications_Server_2007_R2_Enterprise_Edition
Category	PerformanceCollection
Enabled	True
Instance Name	LC:USrv - 00 - DBStore
Counter Name	USrv - 014 - Total Dropped Requests
Frequency	900
Alert Generate	False
Remotable	True

Member Modules:

ID	Module Type	TypeId	RunAs
CollectPerfCounter	DataSource	System.Performance.OptimizedDataProvider	Default
WriteToDB	WriteAction	Microsoft.SystemCenter.CollectPerformanceData	Default
WriteToDW	WriteAction	Microsoft.SystemCenter.DataWarehouse.PublishPerformanceData	Default

Source Code:

<Rule ID="LC_USrv___00___DBStore_USrv___014___Total_Dropped_Requests____EE" Enabled="true" Target="Microsoft_Office_Communications_Server_2007_R2_Enterprise_Edition" ConfirmDelivery="false" Remotable="true" Priority="Normal" DiscardLevel="100">

  <Category>PerformanceCollection</Category>

  <DataSources>

    <DataSource ID="CollectPerfCounter" TypeID="SCPerformance!System.Performance.OptimizedDataProvider">

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

      <CounterName>USrv - 014 - Total Dropped Requests</CounterName>

      <ObjectName>LC:USrv - 00 - DBStore</ObjectName>

      <InstanceName/>

      <AllInstances>false</AllInstances>

      <Frequency>900</Frequency>

      <Tolerance>5</Tolerance>

      <ToleranceType>Absolute</ToleranceType>

      <MaximumSampleSeparation>4</MaximumSampleSeparation>

    </DataSource>

  </DataSources>

  <WriteActions>

    <WriteAction ID="WriteToDB" TypeID="SCSystemLibrary!Microsoft.SystemCenter.CollectPerformanceData"/>

    <WriteAction ID="WriteToDW" TypeID="SCDataWarehouseLibrary!Microsoft.SystemCenter.DataWarehouse.PublishPerformanceData"/>

  </WriteActions>

</Rule>