Cisco Router: Small buffer hits Health Monitor

Jalasoft.Xian.SmartManagementPacks.CiscoRouters.SmallBufferHits.1.1 (AggregateMonitor)

This monitor catches Xian events that notifies when the Small buffer hits if has changed its state.

Knowledge Base article:

Summary

Small buffer hits is over threshold.

The number of small buffer hits is above the maximum threshold configured in Xian Network Manager 2012.

Causes

There is a large amount of small packets received and sent by this device using its small buffers.

Resolutions

Verify if this is an expected behavior and tune on your network to avoid this problem.

Additional

Monitors the number of hits on Cisco Router small buffers.

Element properties:

Target

Jalasoft.Xian.Common.Types.ThirdParty.Cisco.JsXCiscoRouterMemoryPoolElementContainer

Parent Monitor

System.Health.PerformanceState

Algorithm

WorstOf

Category

StateCollection

Enabled

True

Alert Generate

True

Alert Severity

MatchMonitorHealth

Alert Priority

Low

Alert Auto Resolve

True

Remotable

True

Accessibility

Public

Alert Message

Small buffer hits Alert

{0}

Source Code:

<AggregateMonitor ID="Jalasoft.Xian.SmartManagementPacks.CiscoRouters.SmallBufferHits.1.1" Accessibility="Public" Enabled="true" Target="ThirdParty_Cisco!Jalasoft.Xian.Common.Types.ThirdParty.Cisco.JsXCiscoRouterMemoryPoolElementContainer" ParentMonitorID="SystemHealth!System.Health.PerformanceState" Remotable="true" Priority="Normal">

  <Category>StateCollection</Category>

  <AlertSettings AlertMessage="SmallBufferHits_AlertMessage">

    <AlertOnState>Warning</AlertOnState>

    <AutoResolve>true</AutoResolve>

    <AlertPriority>Low</AlertPriority>

    <AlertSeverity>MatchMonitorHealth</AlertSeverity>

    <AlertParameters>

      <AlertParameter1>$Data/Context/Params/Param[3]$</AlertParameter1>

    </AlertParameters>

  </AlertSettings>

  <Algorithm>WorstOf</Algorithm>

</AggregateMonitor>