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Cisco Bug: CSCvv92317 - Heavenly : Output buffer drops due to lower number of allocated cells than expected

Last Modified

Oct 14, 2020

Products (1)

  • Cisco Nexus 9000 Series Switches

Known Affected Releases

14.2(2f)

Description (partial)

Symptom:
Egress buffer drops seen on N9K-C9336C-FX2  or 93240YC-FX2 switches without congestion.

Example:
vsh_lc -c 'show platform internal counters port 5'
Stats for port 5
(note: forward drops includes sup redirected packets too)
IF          LPort                    Input                       Output
                              Packets       Bytes          Packets    Bytes
eth-1/5      5  Total        10788665378  5790974904881     15823684946   14935570851046
                Total Drops         0                    69664
                Storm Drops(bytes)                        0
                   Buffer           0                    10300 <<<<

Conditions:
This issue occurs on N9K-C9336C-FX2 or  N9K-C93240YC-FX2 switches
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