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Cisco Bug: CSCuw39522 - 100% SMC CPU utilization after SMC switchover

Last Modified

Dec 25, 2016

Products (1)

  • Cisco ASR 5000 Series

Known Affected Releases

17.2.2.59758 17.5.M0.61447 19.2.d0 20.0.0 20.0.v0

Description (partial)

Symptom:
Active SMC CPU utilization goes up to 100% after SMC switchover. Output of the top command on the debug shell of the active CPU shows rpc.mountd with high CPU utilization.

Conditions:
The issue occurs when SMC switchover is performed on ASR 5000 after an overnight longevity test.
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