KHI: There is a gap in sequence number between log files. This is because log files are deleted. Restore log files from backup.

_5A4F5CE4_EA40_4C4F_9CC2_9AF86EE6C32B_ (UnitMonitor)

Knowledge Base article:

External Knowledge Sources

For more information, see the respective topic at the Microsoft Exchange Server TechCenter

Element properties:

TargetMicrosoft.Exchange.2010.CommonExtensibleStorageEngine
Parent MonitorSystem.Health.AvailabilityState
CategoryAvailabilityHealth
EnabledFalse
Alert GenerateFalse
Alert Auto ResolveTrue
Monitor TypeCorrelation.StatefulWindowsEventTimerMonitorType
RemotableTrue
AccessibilityPublic
RunAsDefault
CommentEscalationTeam='ESE'

Source Code:

<UnitMonitor ID="_5A4F5CE4_EA40_4C4F_9CC2_9AF86EE6C32B_" Enabled="false" Target="Microsoft.Exchange.2010.CommonExtensibleStorageEngine" ParentMonitorID="SystemHealth!System.Health.AvailabilityState" Accessibility="Public" TypeID="Correlation.StatefulWindowsEventTimerMonitorType" Comment="EscalationTeam='ESE'">
<Category>AvailabilityHealth</Category>
<OperationalStates>
<OperationalState ID="Success" MonitorTypeStateID="TimerEventRaised" HealthState="Success"/>
<OperationalState ID="Error" MonitorTypeStateID="EventRaised" HealthState="Error"/>
</OperationalStates>
<Configuration>
<MonitorType>KHI</MonitorType>
<ComputerName>.</ComputerName>
<LogName>Application</LogName>
<Expression>
<And>
<Expression>
<SimpleExpression>
<ValueExpression>
<XPathQuery Type="UnsignedInteger">EventDisplayNumber</XPathQuery>
</ValueExpression>
<Operator>Equal</Operator>
<ValueExpression>
<Value Type="UnsignedInteger">437</Value>
</ValueExpression>
</SimpleExpression>
</Expression>
<Expression>
<SimpleExpression>
<ValueExpression>
<XPathQuery Type="String">PublisherName</XPathQuery>
</ValueExpression>
<Operator>Equal</Operator>
<ValueExpression>
<Value Type="String">ESE</Value>
</ValueExpression>
</SimpleExpression>
</Expression>
</And>
</Expression>
<TimerWaitInSeconds>86400</TimerWaitInSeconds>
</Configuration>
</UnitMonitor>