Dell PowerEdge XL 5133-4 MXL 10/40GbE Switch IO Module FTOS Command Reference - Page 279
Dataplane Statistics, Displaying Buffer Statistics, Displaying Drop Counters
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Figure 22-14. Displaying Buffer Statistics, Displaying Drop Counters FTOS#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 TxPurge CellErr Aged Drops --: 0 : 0 : 0 --- Egress MAC counters--- Egress FCS Drops : 0 --- Egress FORWARD PROCESSOR Drops --- IPv4 L3UC Aged & Drops : 0 TTL Threshold Drops : 0 INVALID VLAN CNTR Drops : 0 L2MC Drops : 0 PKT Drops of ANY Conditions : 0 Hg MacUnderflow : 0 TX Err PKT Counter : 0 Dataplane Statistics The show hardware stack-unit cpu data-plane statistics command provides insight into the packet types coming to the CPU. As shown in Figure 22-15, the command output has been augmented, providing detailed RX/ TX packet statistics on a per-queue basis. The objective is to see whether CPU-bound traffic is internal (so-called party bus or IPC traffic) or network control traffic, which the CPU must process. Debugging and Diagnostics | 265