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Cisco Bug: CSCvs00052 - vpcm process memory leak @ libnve.so & libvlan_mgr_mcec.so - show run hangs

Last Modified

Aug 27, 2020

Products (58)

  • Cisco Nexus 9000 Series Switches
  • Cisco Nexus 9516 Switch
  • Cisco Nexus 3548-X Switch
  • Cisco Nexus 3636C-R Switch
  • Cisco Nexus 3548 Switch
  • Cisco Nexus 9396TX Switch
  • Cisco Nexus 3064 Switch
  • Cisco Nexus 93108TC-FX Switch
  • Cisco Nexus 92304QC Switch
  • Cisco Nexus 92160YC-X Switch
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Known Affected Releases

7.0(3)I7(6) 9.2(3)

Description (partial)

Symptom:
Command `show vpc consistency-parameters global` or `show vpc consistency-parameters vlans` on the vPC VTEP (VXLAN setup) might cause a slow memory leak in libnve.so library, which in the long term perspective can cause the vPC process to be unresponsive or crash.

You may also experience this issue by running `show run`: 
N9k# sh run
The following SAPs did not respond within the expected timeframe
Pending SAPS:450
Printing Ascii configuration for remaining SAPs
...

Conditions:
You may notice this issue when show commands listed above are scripted and collected regularly.
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Bug Details Include

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