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Operational Database Space Free (\%)

Microsoft.SystemCenter.OpsMgrDBPercentFreeSpaceMonitor (UnitMonitor)

Monitors for the free space left in the operational database in percentage terms.

Knowledge Base article:

Summary

The operational database is running out of free space. Sufficient free space is needed to ensure that monitoring can continue uninterrupted.

Causes

A large increase in the amount of data saved to the operational database can be caused by:

Resolutions

Increase the amount of free space by growing the database file.

Element properties:

TargetMicrosoft.SystemCenter.OpsMgrDBWatcher
Parent MonitorSystem.Health.AvailabilityState
CategoryAvailabilityHealth
EnabledTrue
Alert GenerateTrue
Alert SeverityError
Alert PriorityHigh
Alert Auto ResolveTrue
Monitor TypeMicrosoft.SystemCenter.OpsMgrDBPercentFreeSpaceMonitorType
RemotableTrue
AccessibilityInternal
Alert Message
Ops DB Free Space Low
Operations Manager operational database percent free space is {0}\%. Ops DB Server Name: {1} Ops DB Name: {2}
RunAsDefault

Source Code:

<UnitMonitor ID="Microsoft.SystemCenter.OpsMgrDBPercentFreeSpaceMonitor" Accessibility="Internal" Enabled="true" Target="SCLibrary!Microsoft.SystemCenter.OpsMgrDBWatcher" ParentMonitorID="Health!System.Health.AvailabilityState" Remotable="true" Priority="Normal" TypeID="Microsoft.SystemCenter.OpsMgrDBPercentFreeSpaceMonitorType" ConfirmDelivery="false">

  <Category>AvailabilityHealth</Category>

  <AlertSettings AlertMessage="Microsoft.SystemCenter.OpsMgrDBPercentFreeSpaceMonitor.AlertMessage">

    <AlertOnState>Warning</AlertOnState>

    <AutoResolve>true</AutoResolve>

    <AlertPriority>High</AlertPriority>

    <AlertSeverity>Error</AlertSeverity>

    <AlertParameters>

      <AlertParameter1>$Data/Context/Property[@Name='DBPercentFreeSpace']$</AlertParameter1>

      <AlertParameter2>$Target/Property[Type="SCLibrary!Microsoft.SystemCenter.OpsMgrDBWatcher"]/DatabaseServerName$</AlertParameter2>

      <AlertParameter3>$Target/Property[Type="SCLibrary!Microsoft.SystemCenter.OpsMgrDBWatcher"]/DatabaseName$</AlertParameter3>

    </AlertParameters>

  </AlertSettings>

  <OperationalStates>

    <OperationalState ID="UnderErrorThreshold" MonitorTypeStateID="UnderErrorThreshold" HealthState="Error"/>

    <OperationalState ID="OverErrorThresholdUnderWarningThreshold" MonitorTypeStateID="OverErrorThresholdUnderWarningThreshold" HealthState="Warning"/>

    <OperationalState ID="OverWarningThreshold" MonitorTypeStateID="OverWarningThreshold" HealthState="Success"/>

  </OperationalStates>

  <Configuration>

    <IntervalSeconds>900</IntervalSeconds>

    <DatabaseServerName>$Target/Property[Type="SCLibrary!Microsoft.SystemCenter.OpsMgrDBWatcher"]/DatabaseServerName$</DatabaseServerName>

    <DatabaseName>$Target/Property[Type="SCLibrary!Microsoft.SystemCenter.OpsMgrDBWatcher"]/DatabaseName$</DatabaseName>

    <ErrorThreshold>20</ErrorThreshold>

    <WarningThreshold>40</WarningThreshold>

    <TimeoutSeconds>300</TimeoutSeconds>

  </Configuration>

</UnitMonitor>