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Home > Success Center > Network Performance Monitor (NPM) > High memory utilization in Cisco ISR4300 series routers

High memory utilization in Cisco ISR4300 series routers

Updated April 8th, 2016


This page provides information on how to resolve high memory utilization in Cisco ISR4300 series routers with Network Performance Monitor (NPM) and Network Configuration Manager (NCM).




  • NPM 11.5 
  • NCM 7.4


Incorrect Memory Poller assigned 

N.Memory.SNMP.CiscoGen4 Poller



Assign N.Memory.SNMP.CiscoGen3 Poller

How to Use the Poller Checker Tool


  1. To find the Poller Checker Tool, Navigate to C: > Program Files (x86) > Solarwinds > Orion > PollerCheckerTool.exe
  2. Run the executable
  3. From the left most column select the node you wish to check the assigned/supported pollers, by selecting the check box
  4. From the next column select Memory  of the related components.
  5. Click on detect pollers
  6. Supported pollers will be in green as shown below.
  7. Now select the   N.Memory.SNMP.CiscoGen3 Poller    and Click Add/Replace Poller
  8. Click Yes
  9. Wait for 30 min and check the results










If there is an issue with poller checker tool make the same changes from the database here.




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