MSSQL 2016: A SNI call failed during a Service Broker/Database Mirroring transport operation

Microsoft.SQLServer.2016.An_SNI_call_failed_during_a_Service_Broker_Database_Mirroring_transport_operation_1_5_Rule (Rule)

The rule triggers an alert when a SNI call failes during a Service Broker/Database Mirroring transport operation. Note: This rule is disabled by default. Please use overrides to enable it when necessary.

Knowledge Base article:

Summary

SQL Server Service Broker or Database Mirroring attempted to access the transport layer through the SQL Network Interface (SNI). SNI returned an error. Transport cannot continue.

Service Broker or Database Mirroring has made a call to the SNI and it has returned an error. SQL Server transport cannot continue. The error is written to the Windows application log as MSSQLSERVER event ID 8471.

Causes

This is caused by either an improper network connection or failure of the physical network.

Resolutions

Check the system error logs. Look for other errors related to network problems.

Verify that the network is properly configured.

Verify that the server is connected to the physical network and that the physical network is operating properly.

Overrideable Parameters

Name	Description	Default Value
Enabled	Enables or disables the workflow.	No
Priority	Defines Alert Priority.	1
Severity	Defines Alert Severity.	2

Element properties:

Target

Microsoft.SQLServer.2016.DBEngine

Category

EventCollection

Enabled

False

Event_ID

8471

Event Source

$Target/Property[Type="SQL2016Core!Microsoft.SQLServer.2016.DBEngine"]/ServiceName$

Alert Generate

True

Alert Severity

Error

Alert Priority

Normal

Remotable

True

Alert Message

MSSQL 2016: A SNI call failed during a Service Broker/Database Mirroring transport operation

{0}

Event Log

Application

Comment

Mom2016ID='{83D194E9-BD2D-4A4B-B818-4820F94C9A54}';MOM2016GroupID={467ECC75-C5DA-42BD-955C-A73BBB51AF74}

Member Modules:

ID	Module Type	TypeId	RunAs
_F6DA1507_12AF_11D3_AB21_00A0C98620CE_	DataSource	Microsoft.Windows.EventProvider	Default
GenerateAlert	WriteAction	System.Health.GenerateAlert	Default

Source Code:

<Rule ID="Microsoft.SQLServer.2016.An_SNI_call_failed_during_a_Service_Broker_Database_Mirroring_transport_operation_1_5_Rule" Target="SQL2016Core!Microsoft.SQLServer.2016.DBEngine" Enabled="false" ConfirmDelivery="true" Remotable="true" Comment="Mom2016ID='{83D194E9-BD2D-4A4B-B818-4820F94C9A54}';MOM2016GroupID={467ECC75-C5DA-42BD-955C-A73BBB51AF74}">

  <Category>EventCollection</Category>

  <DataSources>

    <DataSource ID="_F6DA1507_12AF_11D3_AB21_00A0C98620CE_" Comment="{F6DA1507-12AF-11D3-AB21-00A0C98620CE}" TypeID="Windows!Microsoft.Windows.EventProvider">

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

      <LogName>Application</LogName>

      <Expression>

        <And>

          <Expression>

            <SimpleExpression>

              <ValueExpression>

                <XPathQuery>EventDisplayNumber</XPathQuery>

              </ValueExpression>

              <Operator>Equal</Operator>

              <ValueExpression>

                <Value>8471</Value>

              </ValueExpression>

            </SimpleExpression>

          </Expression>

          <Expression>

            <SimpleExpression>

              <ValueExpression>

                <XPathQuery>PublisherName</XPathQuery>

              </ValueExpression>

              <Operator>Equal</Operator>

              <ValueExpression>

                <Value>$Target/Property[Type="SQL2016Core!Microsoft.SQLServer.2016.DBEngine"]/ServiceName$</Value>

              </ValueExpression>

            </SimpleExpression>

          </Expression>

        </And>

      </Expression>

    </DataSource>

  </DataSources>

  <WriteActions>

    <WriteAction ID="GenerateAlert" TypeID="SystemHealth!System.Health.GenerateAlert">

      <Priority>1</Priority>

      <Severity>2</Severity>

      <AlertMessageId>$MPElement[Name="Microsoft.SQLServer.2016.An_SNI_call_failed_during_a_Service_Broker_Database_Mirroring_transport_operation_1_5_Rule.AlertMessage"]$</AlertMessageId>

      <AlertParameters>

        <AlertParameter1>Event ID: $Data/EventDisplayNumber$. $Data/EventDescription$</AlertParameter1>

      </AlertParameters>

      <Suppression>

        <SuppressionValue/>

      </Suppression>

    </WriteAction>

  </WriteActions>

</Rule>