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Cisco Bug: CSCvi61623 - N7K/N77 F3 module egress buffer lock

Last Modified

Jun 12, 2018

Products (1)

  • Cisco Nexus 7000 Series Switches

Known Affected Releases

6.2(20) 7.3(2)D1(2) 8.1(2a) 8.2(1)

Description (partial)

Symptom:
Depending on traffic flow, constant increment of input discards on various interfaces.

All traffic, including control-plane packets (e.g. LACP), do not egress interfaces sharing the same port ASIC.
-This will result in adjacency loss, LACP suspended interfaces, etc.

Conditions:
Nexus 7000 with F3 Modules
-First seen on 6.2(12) with N7K-F348XP-25 module
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