User Manual

Displaying Drop Counters
To display drop counters, use the following commands.
• Identify which stack unit, port pipe, and port is experiencing internal drops.
show hardware stack-unit 0–11 drops [unit 0 [port 0–63]]
• Display drop counters.
show hardware stack-unit drops unit port
Example of the show hardware stack-unit Command to View Drop Counters Statistics
Dell#show hardware stack-unit 0 drops
UNIT No: 0
Total Ingress Drops :0
Total IngMac Drops :0
Total Mmu Drops :0
Total EgMac Drops :0
Total Egress Drops :0
UNIT No: 1
Total Ingress Drops :0
Total IngMac Drops :0
Total Mmu Drops :0
Total EgMac Drops :0
Total Egress Drops :0
Dell#show hardware stack-unit 0 drops unit 0
Port# :Ingress Drops :IngMac Drops :Total Mmu Drops :EgMac Drops :Egress
Drops
1 0 0 0 0 0
2 0 0 0 0 0
3 0 0 0 0 0
4 0 0 0 0 0
5 0 0 0 0 0
6 0 0 0 0 0
7 0 0 0 0 0
8 0 0 0 0 0
Dell#show hardware stack-unit 0 drops unit 0 port 1
--- Ingress Drops ---
Ingress Drops : 30
IBP CBP Full Drops : 0
PortSTPnotFwd Drops : 0
IPv4 L3 Discards : 0
Policy Discards : 0
Packets dropped by FP : 14
(L2+L3) Drops : 0
Port bitmap zero Drops : 16
Rx VLAN Drops : 0
--- Ingress MAC counters---
Ingress FCSDrops : 0
Ingress MTUExceeds : 0
--- MMU Drops ---
HOL DROPS : 0
TxPurge CellErr : 0
Aged Drops : 0
--- Egress MAC counters---
Egress FCS Drops : 0
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Debugging and Diagnostics