Guest

Preview Tool

Cisco Bug: CSCtf03505 - High cpu due in "Adjust Regions"

Last Modified

Sep 17, 2018

Products (1)

  • Cisco Catalyst 3750-X Series Switches

Known Affected Releases

12.2(50)SE3

Description (partial)

Symptom:
A 3750 or similar switch (3750-X, 3560, 2960, etc) may report a higher than normal CPU utilization due to the process Adjust Regions.
This may happen intermittently or consistently, depending upon the causing factors. Higher than normal latency in response to pings to the switch may also be observed.

Conditions:
Conditions which may cause the Adjust Regions process to run include:

- Frequent routing table updates
- Frequent ARP Gleans - observed as Incomplete entries in the ARP table.
- Frequent ARP adjustments - hosts changing IP addresses and then updating ARP, for example.
Bug details contain sensitive information and therefore require a Cisco.com account to be viewed.

Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
  • Related Community Discussions
  • Number of Related Support Cases
Bug information is viewable for customers and partners who have a service contract. Registered users can view up to 200 bugs per month without a service contract.