Reference Guide

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.
• Display input and output statistics on the party bus, which carries inter-process communication traffic
between CPUs.
show hardware stack-unit cpu party-bus statistics
Displaying Dataplane Statistics
Displaying Party Bus Statistics
Dell#show hardware stack-unit 0 cpu data-plane statistics
bc pci driver statistics for device:
rxHandle :0
noMhdr :0
noMbuf :0
noClus :0
recvd :0
dropped :0
recvToNet :0
rxError :0
rxDatapathErr :0
rxPkt(COS0) :0
rxPkt(COS1) :0
rxPkt(COS2) :0
rxPkt(COS3) :0
rxPkt(COS4) :0
rxPkt(COS5) :0
rxPkt(UNIT0) :0
rxPkt(UNIT1) :0
rxPkt(UNIT2) :0
rxPkt(UNIT3) :0
transmitted :0
txRequested :0
noTxDesc :0
txError :0
txReqTooLarge :0
txInternalError :0
txDatapathErr :0
txPkt(COS0) :0
txPkt(COS1) :0
txPkt(COS2) :0
txPkt(COS3) :0
txPkt(COS4) :0
txPkt(COS5) :0
txPkt(UNIT0) :0
txPkt(UNIT1) :0
txPkt(UNIT2) :0
txPkt(UNIT3) :0
Dell#sh hardware stack-unit 2 cpu party-bus statistics
Input Statistics:
27550 packets, 2559298 bytes
0 dropped, 0 errors
Output Statistics:
1649566 packets, 1935316203 bytes
0 errors
914
Z-Series Debugging and Diagnostics