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Cisco Bug: CSCta43825 - SNMP walk of ipNetToMediaTable/atTable leads to high CPU util issue

Last Modified

Feb 28, 2019

Products (1)

  • Cisco IOS

Known Affected Releases

12.2(33)SRD3 12.2S2

Description (partial)

High CPU usage is observed with SNMP walk of the Address Resolution Protocol (ARP) table.

Large arp table.

Related Community Discussions

PI 1.2 High cpu on devices when snmp poll
        Hi all, I´m setting up our new PI 1.2. After we discovered devices and successfully added, PI started to hit CPU devices every 10 minutes, when SNMP poll runs. CPU utilization for five seconds: 99%/11%; one minute: 29%; five minutes: 17% PID Runtime(ms)     Invoked      uSecs   5Sec   1Min   5Min TTY Process 272    23536856     1524766      15436 86.62% 17.07%  5.06%   0 SNMP ENGINE   Is there any custom field to prevent this kind of snmp abuse on our devices? If you need any further information, ...
Latest activity: Jul 08, 2013
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