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Cisco Bug: CSCvt70418 - Unused breakout ports are holding buffers on c9500h

Last Modified

Apr 07, 2020

Products (1)

  • Cisco Catalyst 9500H Series Switches

Known Affected Releases

16.12.1

Description (partial)

Symptom:
[*] Packets drops or control-plane issues on ports of specific ASIC and Core pair.
[*] SBufDrop counter increasing

SW1#show platform hardware fed switch active qos queue stats interface hundredGigE 2/0/23
Asic:1 Core:1 DATA Port:3 Hardware Drop Counters
--------------------------------------------------------------------------------------------------------------------------------
Q             Drop-TH0             Drop-TH1             Drop-TH2             SBufDrop              QebDrop         QpolicerDrop
                (Bytes)              (Bytes)              (Bytes)              (Bytes)              (Bytes)              (Bytes)
-- -------------------- -------------------- -------------------- -------------------- -------------------- --------------------
0                    0                    0                    0               997943                    0                    0--------------------!
1                    0                    0                    0                  816                    0                    0
2                    0                    0           1175644818            118146357                    0                    0

Conditions:
[*]c9500h SVL
[*] 16.12.1c
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