[c-nsp] 3750-x output drops

[marc williams]

Can anyone shed light onto what is/goes to Queue 3 Weight 2. This is where we see the drops. No QoS on this switch.
This switch is a:
WS-C3750X-48       12.2(55)SE            C3750E-IPBASEK9-M    


show platform port-asic stats drop gigabitEthernet 4/1/4 

  Interface Gi4/1/4 TxQueue Drop Statistics
    Queue 0
      Weight 0 Frames 0
      Weight 1 Frames 0
      Weight 2 Frames 0
    Queue 1
      Weight 0 Frames 0
      Weight 1 Frames 0
      Weight 2 Frames 0
    Queue 2
      Weight 0 Frames 0
      Weight 1 Frames 0
      Weight 2 Frames 0
    Queue 3
      Weight 0 Frames 0
      Weight 1 Frames 0
      Weight 2 Frames 438