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Cisco Bug: CSCun26280 - CPU high caused by NM-10GT on 3750x

Last Modified

Jun 05, 2019

Products (93)

  • Cisco Catalyst 3750-X Series Switches
  • Cisco Catalyst 2960C-8TC-S Switch
  • Cisco Catalyst 2960S-F48FPS-L Switch
  • Cisco Catalyst 3560CG-8TC-S Compact Switch
  • Cisco Catalyst 2960S-24PD-L Switch
  • Cisco Catalyst 2960C-12PC-L Switch
  • Cisco Catalyst 3560X-48U-S Switch
  • Cisco Catalyst 3560X-48P-S Switch
  • Cisco Catalyst 3560X-48T-E Switch
  • Cisco Catalyst 2960-Plus 24LC-S Switch
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Known Affected Releases

15.2(1)E

Description (partial)

Symptom:After inserting a NM-10GT on a 3750x, an additional CPU usage increase could be seen in the Hulc LED process

With NM-10GT:

 157       25064        2972       8433 20.15% 17.22%  6.45%   0 Hulc LED Process      

Without NM-10GT:

 160        2945        1487       1980  7.19%  2.86%  0.78%   0 Hulc LED Process   
Conditions:3750x/3560x, NM-10GT, 15.0(2)SE5 and older version images
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