[root@tsm ras]# perfquery 4 11
# Port counters: Lid 4 port 11 (CapMask: 0x1300)
PortSelect:......................11
CounterSelect:...................0x0000
SymbolErrorCounter:..............0
LinkErrorRecoveryCounter:........0
LinkDownedCounter:...............0
PortRcvErrors:...................0
PortRcvRemotePhysicalErrors:.....0
PortRcvSwitchRelayErrors:........0
PortXmitDiscards:................0
PortXmitConstraintErrors:........0
PortRcvConstraintErrors:.........0
CounterSelect2:..................0x00
LocalLinkIntegrityErrors:........0
ExcessiveBufferOverrunErrors:....0
QP1Dropped:......................0
VL15Dropped:.....................0
PortXmitData:....................4294967295
PortRcvData:.....................4294967295
PortXmitPkts:....................804835872
PortRcvPkts:.....................278402509
PortXmitWait:....................168980260
[root@tsm ras]# perfquery 2 1
# Port counters: Lid 2 port 1 (CapMask: 0x5A00)
PortSelect:......................1
CounterSelect:...................0x0000
SymbolErrorCounter:..............0
LinkErrorRecoveryCounter:........0
LinkDownedCounter:...............1
PortRcvErrors:...................0
PortRcvRemotePhysicalErrors:.....0
PortRcvSwitchRelayErrors:........0
PortXmitDiscards:................7
PortXmitConstraintErrors:........0
PortRcvConstraintErrors:.........0
CounterSelect2:..................0x00
LocalLinkIntegrityErrors:........0
ExcessiveBufferOverrunErrors:....0
QP1Dropped:......................0
VL15Dropped:.....................0
PortXmitData:....................4294967295
PortRcvData:.....................4294967295
PortXmitPkts:....................4294967295
PortRcvPkts:.....................4294967295
PortXmitWait:....................4294967295