Alert generating rule for when the WMI Event module retrieves a data item with a very large array.
The WMI Event module retrieved a data item with a very large array.
The WMI Event module retrieved a data item with a very large array. This can result in very long processing times and large memory usage.
You should consider modifying the query string that returned the large array entry, if possible. More details of what caused this issue can be found by examining the associated event. The following link will display all events indicating a possible problem with the WMI Event module:
View WMI Event Events
Target | Microsoft.SystemCenter.HealthService | ||
Category | Alert | ||
Enabled | True | ||
Alert Generate | True | ||
Alert Severity | Warning | ||
Alert Priority | Normal | ||
Remotable | True | ||
Alert Message |
| ||
Event Log | Operations Manager |
ID | Module Type | TypeId | RunAs |
---|---|---|---|
DS | DataSource | Microsoft.Windows.EventProvider | Default |
GenerateAlert | WriteAction | System.Health.GenerateAlert | Default |
<Rule ID="Microsoft.SystemCenter.WmiEventModule.LargeArray.Alert" Enabled="true" Target="SCLibrary!Microsoft.SystemCenter.HealthService" ConfirmDelivery="true" Remotable="true" Priority="Normal" DiscardLevel="100">
<Category>Alert</Category>
<DataSources>
<DataSource ID="DS" TypeID="Windows!Microsoft.Windows.EventProvider">
<ComputerName>$Target/Host/Property[Type="Windows!Microsoft.Windows.Computer"]/NetworkName$</ComputerName>
<LogName>Operations Manager</LogName>
<Expression>
<And>
<Expression>
<SimpleExpression>
<ValueExpression>
<XPathQuery Type="String">PublisherName</XPathQuery>
</ValueExpression>
<Operator>Equal</Operator>
<ValueExpression>
<Value Type="String">Health Service Modules</Value>
</ValueExpression>
</SimpleExpression>
</Expression>
<Expression>
<SimpleExpression>
<ValueExpression>
<XPathQuery Type="String">Params/Param[1]</XPathQuery>
</ValueExpression>
<Operator>Equal</Operator>
<ValueExpression>
<Value Type="String">$Target/ManagementGroup/Name$</Value>
</ValueExpression>
</SimpleExpression>
</Expression>
<Expression>
<SimpleExpression>
<ValueExpression>
<XPathQuery Type="UnsignedInteger">EventDisplayNumber</XPathQuery>
</ValueExpression>
<Operator>Equal</Operator>
<ValueExpression>
<Value Type="UnsignedInteger">10385</Value>
</ValueExpression>
</SimpleExpression>
</Expression>
</And>
</Expression>
</DataSource>
</DataSources>
<WriteActions>
<WriteAction ID="GenerateAlert" TypeID="Health!System.Health.GenerateAlert">
<Priority>1</Priority>
<Severity>1</Severity>
<AlertMessageId>$MPElement[Name="Microsoft.SystemCenter.WmiEventModule.LargeArray.AlertMessage"]$</AlertMessageId>
<AlertParameters>
<AlertParameter1>$Data/EventDescription$</AlertParameter1>
</AlertParameters>
<Suppression>
<SuppressionValue>$Data/Params/Param[2]$</SuppressionValue>
</Suppression>
</WriteAction>
</WriteActions>
</Rule>