Cisco Wireless: Created small buffers Health Monitor

Jalasoft.Xian.SmartManagementPacks.CiscoWireless.CreatedSmallBuffers.1.1 (AggregateMonitor)

This monitor catches Xian events that notifies when the Created small buffers if has changed its state.

Knowledge Base article:

Summary

Number of created small buffers is over threshold.

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

Causes

After buffer failures, the device is creating an excessive amount of small buffers in order to manage packets according to requirements due to insufficient free small buffers.

Resolutions

Analyze buffer sizes and strategies for handling overflows and perform buffer tuning by increasing the minimal number of free small buffers.

Additional

Monitors the number of small buffers created on a Cisco Wireless device.

Element properties:

Target

Jalasoft.Xian.Common.Types.ThirdParty.Cisco.JsXCiscoWirelessMemoryPoolElementContainer

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

Created small buffers Alert

{0}

Source Code:

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

  <Category>StateCollection</Category>

  <AlertSettings AlertMessage="CreatedSmallBuffers_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>