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Cisco Bug: CSCtb38847 - No buffer counts the same number as output drops counts with CBWFQ.

Last Modified

Feb 15, 2017

Products (1)

  • Cisco IOS

Known Affected Releases

12.4(25)

Description (partial)

Symptom:
No buffer is counted the same number as Total output drops is counted in show 
interface as the following log when CBWFQ is working on the interface.

Router#show interfaces gi0/1
GigabitEthernet0/1 is up, line protocol is up 
  ---
  Input queue: 0/75/0/0 (size/max/drops/flushes); Total output drops: 318521 <---
  Queueing strategy: Class-based queueing
  Output queue: 0/1000/64/318521 (size/max total/threshold/drops) <---
  ---
  30 second input rate 0 bits/sec, 0 packets/sec
  30 second output rate 7768000 bits/sec, 4537 packets/sec
     51 packets input, 4942 bytes, 318521 no buffer          <---


Conditions:
The symptom is observed with 12.4(25).
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