ISA Server 2006: Cache - Disk Failure Performance Monitor

Microsoft.ISAServer.2006.Cache.ServerRole.DiskFailureRate (UnitMonitor)

Monitors the Disk Failure on ISA Server 2006 Cache

Knowledge Base article:

Summary

Monitors the Disk Failure on ISA Server 2006 Cache.

Causes

This monitor indicates if there are disk fetches that fail. Suspect if not negligible. Could be a hardware problem.

Resolutions

Look for events in Event Viewer indicating disk failure. Replace disk if necessary.

Configuration

To use this monitor, you can override the following parameters:

Element properties:

TargetMicrosoft.ISAServer.2006.Cache.ServerRole
Parent MonitorSystem.Health.PerformanceState
CategoryPerformanceHealth
EnabledTrue
Instance NameISA Server Cache
Counter NameDisk Failure Rate (Fail/sec)
Frequency300
Alert GenerateTrue
Alert SeverityWarning
Alert PriorityNormal
Alert Auto ResolveFalse
Monitor TypeSystem.Performance.AverageThreshold
RemotableTrue
AccessibilityPublic
Alert Message
ISA Server 2006 - Cache: Disk Failure Rate error.
{0}
RunAsDefault

Source Code:

<UnitMonitor ID="Microsoft.ISAServer.2006.Cache.ServerRole.DiskFailureRate" Accessibility="Public" Target="Microsoft.ISAServer.2006.Cache.ServerRole" ParentMonitorID="Health!System.Health.PerformanceState" Remotable="true" Priority="Normal" TypeID="Perf!System.Performance.AverageThreshold" ConfirmDelivery="false" Enabled="onEssentialMonitoring">
<Category>PerformanceHealth</Category>
<AlertSettings AlertMessage="Microsoft.ISAServer.2006.Cache.ServerRole.DiskFailureRate.AlertMessage">
<AlertOnState>Error</AlertOnState>
<AutoResolve>false</AutoResolve>
<AlertPriority>Normal</AlertPriority>
<AlertSeverity>Warning</AlertSeverity>
<AlertParameters>
<AlertParameter1>$Data/Context/Value$</AlertParameter1>
</AlertParameters>
</AlertSettings>
<OperationalStates>
<OperationalState ID="OverThreshold" MonitorTypeStateID="OverThreshold" HealthState="Error"/>
<OperationalState ID="UnderThreshold" MonitorTypeStateID="UnderThreshold" HealthState="Success"/>
</OperationalStates>
<Configuration>
<ComputerName>$Target/Host/Property[Type="Windows!Microsoft.Windows.Computer"]/NetworkName$</ComputerName>
<CounterName>Disk Failure Rate (Fail/sec)</CounterName>
<ObjectName>ISA Server Cache</ObjectName>
<InstanceName/>
<AllInstances>false</AllInstances>
<Frequency>300</Frequency>
<Threshold>10</Threshold>
<NumSamples>5</NumSamples>
</Configuration>
</UnitMonitor>