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SIP - 024 - Flow-controlled Connections Dropped (Error) (Threshold)

SIP___024___Flow_controlled_Connections_Dropped__Error___Threshold__1_Rule (Rule)

Knowledge Base article:

Management Pack
Summary
The total number of connections dropped because of excessive flow-control.
 
Causes
This server or another server to which this server proxies user requests is too busy and is unable to process user requests in timely fashion.
 
Resolutions
This might be a temporary condition. If the problem persists, please ensure that hardware and software requirements for this server and servers it proxies user requests to as well as network bandwidth allocation for inter-server traffic meet the user usage characteristics.
 
© 2001-2005 Microsoft, all rights reserved.

Element properties:

TargetMicrosoft.Office.LiveCommunicationsServer.2005.Microsoft_Office_Live_Communications_Server_2005_Standard_Edition_Installation
CategoryPerformanceHealth
EnabledTrue
Instance NameLC:SIP - 01 - Peers
Counter NameSIP - 024 - Flow-controlled Connections Dropped
Frequency900
Alert GenerateTrue
Alert SeverityError
Alert PriorityLow
RemotableTrue
Alert Message
SIP - 024 - Flow-controlled Connections Dropped (Error) (Threshold)

$Data/ObjectName$
:
$Data/CounterName$
:
$Data/InstanceName$
value =
$Data/Value$
CommentMom2005ID='{3DC6621D-4F78-4EF5-B31E-822E30EBC494}';MOM2005ComputerGroupID={08A67785-9736-4787-B55D-609EF8A129DF}

Member Modules:

ID Module Type TypeId RunAs 
_5CF6587A_8FEA_40DB_911E_C90FE648A5C4_ DataSource System.Mom.BackwardCompatibility.Performance.FilteredDataProvider Default
DeltaThresholdFilter ConditionDetection System.Performance.DeltaThresholdCondition Default
GenerateAlert WriteAction System.Mom.BackwardCompatibility.AlertResponse Default

Source Code:

<Rule ID="SIP___024___Flow_controlled_Connections_Dropped__Error___Threshold__1_Rule" Target="Microsoft.Office.LiveCommunicationsServer.2005.Microsoft_Office_Live_Communications_Server_2005_Standard_Edition_Installation" Enabled="true" ConfirmDelivery="false" Comment="Mom2005ID='{3DC6621D-4F78-4EF5-B31E-822E30EBC494}';MOM2005ComputerGroupID={08A67785-9736-4787-B55D-609EF8A129DF}">

  <Category>PerformanceHealth</Category>

  <DataSources>

    <DataSource ID="_5CF6587A_8FEA_40DB_911E_C90FE648A5C4_" Comment="{5CF6587A-8FEA-40DB-911E-C90FE648A5C4}" TypeID="MomBackwardCompatibility!System.Mom.BackwardCompatibility.Performance.FilteredDataProvider">

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

      <CounterName>SIP - 024 - Flow-controlled Connections Dropped</CounterName>

      <ObjectName>LC:SIP - 01 - Peers</ObjectName>

      <InstanceName>_Total</InstanceName>

      <Frequency>900</Frequency>

      <Expression/>

    </DataSource>

  </DataSources>

  <ConditionDetection ID="DeltaThresholdFilter" TypeID="PerformanceLibrary!System.Performance.DeltaThresholdCondition">

    <NumSamples>2</NumSamples>

    <Threshold>10</Threshold>

    <Operator>Greater</Operator>

  </ConditionDetection>

  <WriteActions>

    <WriteAction ID="GenerateAlert" TypeID="MomBackwardCompatibility!System.Mom.BackwardCompatibility.AlertResponse">

      <AlertGeneration>

        <GenerateAlert>true</GenerateAlert>

        <Owner/>

        <Description>

            $Data/ObjectName$

          :  

            $Data/CounterName$

          :  

            $Data/InstanceName$

           value = 

            $Data/Value$

          </Description>

        <AlertLevel>40</AlertLevel>

        <ResolutionState/>

        <Source>

            $Data/ObjectName$

          :  

            $Data/CounterName$

          :  

            $Data/InstanceName$

          </Source>

        <Name>SIP - 024 - Flow-controlled Connections Dropped (Error) (Threshold)</Name>

      </AlertGeneration>

      <InvokerType>0</InvokerType>

    </WriteAction>

  </WriteActions>

</Rule>