Cisco Nexus: Failed reassembly requests Health Monitor

Jalasoft.Xian.SmartManagementPacks.CiscoNexus.FailedReassemblyRequests.1.1 (AggregateMonitor)

This monitor catches Xian events that notifies when the Failed reassembly requests if has changed its state.

Knowledge Base article:

Summary

Failed reassembly requests are over threshold.

The number of failing reassembly requests is above the maximum threshold configured in Xian Network Manager.

External

www.jalasoft.com/KnowledgeBase

Causes

If the count is at a suspect level, there might be a capacity problem; however, this is not necessarily a count of discarded IP fragments.

Resolutions

Verify that the threshold is set at a reasonable value. It is also possible to design an internal network to avoid fragmentation and the subsequent reassembly requirement.

Additional

Monitors the number of reassembly requests that have failed on a Cisco Nexus.

Element properties:

TargetJalasoft.Xian.Common.Types.ThirdParty.Cisco.JsXCiscoNexusInterfaceElementContainer
Parent MonitorSystem.Health.PerformanceState
AlgorithmWorstOf
CategoryStateCollection
EnabledTrue
Alert GenerateTrue
Alert SeverityMatchMonitorHealth
Alert PriorityLow
Alert Auto ResolveTrue
RemotableTrue
AccessibilityPublic
Alert Message
Failed reassembly requests Alert
{0}

Source Code:

<AggregateMonitor ID="Jalasoft.Xian.SmartManagementPacks.CiscoNexus.FailedReassemblyRequests.1.1" Accessibility="Public" Enabled="true" Target="ThirdParty_Cisco!Jalasoft.Xian.Common.Types.ThirdParty.Cisco.JsXCiscoNexusInterfaceElementContainer" ParentMonitorID="SystemHealth!System.Health.PerformanceState" Remotable="true" Priority="Normal">
<Category>StateCollection</Category>
<AlertSettings AlertMessage="FailedReassemblyRequests_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>