DW PxPxTxLx: Configuration error. Mirror size less used disk space. Data loss possible! [DDM_16]

Fujitsu.Servers.PRIMERGY.Windows.Rules.DDM_16 (Rule)

The size of the disk, to which the data of the other disk of the DW group should be copied (Mirror) is less than all partitions listed in the partition-table of the source disk.

Knowledge Base article:

Summary

[DDM_16] DW PxPxTxLx: Configuration error. Mirror size less used disk space. Data loss possible!

Causes

This event is caused by the following problem:

The size of the disk, to which the data of the other disk of the DW group should be copied (Mirror) is less than all partitions listed in the partition-table of the source disk.

Resolutions

However, this caused the solution is to break up the DW group and create it again.
If the disk corresponding to this group was a cluster resource it please remove this resource from cluster and recreate it after fixing the issue again.

To view the details of the problem:

Launch ServerView System Monitor
Launch ServerView Remote Management iRMC

Element properties:

Target

Fujitsu.Servers.PRIMERGY.Windows.Server

Category

EventCollection

Enabled

False

Event_ID

Event Source

ddm

Alert Generate

True

Alert Severity

Warning

Alert Priority

Normal

Remotable

True

Alert Message

[DDM_16] DW PxPxTxLx: Configuration error. Mirror size less used disk space. Data loss possible!

The size of the disk, to which the data of the other disk of the DW group should be copied (Mirror) is less than all partitions listed in the partition-table of the source disk.

Event Log

System

Member Modules:

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

Source Code:

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  <Category>EventCollection</Category>

  <DataSources>

    <DataSource ID="DS" TypeID="Windows!Microsoft.Windows.EventProvider">

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      <LogName>System</LogName>

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              <Operator>Equal</Operator>

              <ValueExpression>

                <Value Type="UnsignedInteger">16</Value>

              </ValueExpression>

            </SimpleExpression>

          </Expression>

          <Expression>

            <SimpleExpression>

              <ValueExpression>

                <XPathQuery Type="String">PublisherName</XPathQuery>

              </ValueExpression>

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                <Value Type="String">ddm</Value>

              </ValueExpression>

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          </Expression>

        </And>

      </Expression>

    </DataSource>

  </DataSources>

  <WriteActions>

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

      <Priority>1</Priority>

      <Severity>1</Severity>

      <AlertName/>

      <AlertDescription/>

      <AlertOwner/>

      <AlertMessageId>$MPElement[Name="Fujitsu.Servers.PRIMERGY.Windows.Rules.DDM_16.AlertMessage"]$</AlertMessageId>

      <AlertParameters/>

      <Suppression>

        <SuppressionValue>$Data/EventDisplayNumber$</SuppressionValue>

        <SuppressionValue>$Data/PublisherName$</SuppressionValue>

        <SuppressionValue>$Data/EventLevel$</SuppressionValue>

        <SuppressionValue>$Data/EventNumber$</SuppressionValue>

      </Suppression>

      <Custom1/>

      <Custom2/>

      <Custom3/>

      <Custom4/>

      <Custom5/>

      <Custom6/>

      <Custom7/>

      <Custom8/>

      <Custom9/>

      <Custom10/>

    </WriteAction>

  </WriteActions>

</Rule>