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Packets Dropped In Hardware By CPU Subport on Catalyst 4507

CHAN4507#sh platform cpu pac stat

Packets Dropped In Hardware By CPU Subport (txQueueNotAvail)

CPU Subport TxQueue 0 TxQueue 1 TxQueue 2 TxQueue 3

------------ --------------- --------------- --------------- ---------------

0 0 0 0 71498709

3 105952 0 0 0

Packets Dropped In Processing Overall

Total 5 sec avg 1 min avg 5 min avg 1 hour avg

-------------------- --------- --------- --------- ----------

3914397 0 0 0 0

Packets Dropped In Processing by CPU event

Event Total 5 sec avg 1 min avg 5 min avg 1 hour avg

----------------- -------------------- --------- --------- --------- ----------

Input Acl 338853 0 0 0 0

SA Miss 13 0 0 0 0

Packets Dropped In Processing by Priority

Priority Total 5 sec avg 1 min avg 5 min avg 1 hour avg

----------------- -------------------- --------- --------- --------- ----------

Normal 3913388 0 0 0 0

Medium 21642 0 0 0 0

High 996 0 0 0 0

Crucial 3553902 0 0 0 0

Packets Dropped In Processing by Reason

Reason Total 5 sec avg 1 min avg 5 min avg 1 hour avg

------------------ -------------------- --------- --------- --------- ----------

SrcAddrTableFilt 2 0 0 0 0

L2DstDrop 15 0 0 0 0

AclActionDrop 338853 0 0 0 0

NoFloodPorts 3575527 0 0 0 0

Total packet queues 16

Packets Received by Packet Queue

Queue Total 5 sec avg 1 min avg 5 min avg 1 hour avg

---------------------- --------------- --------- --------- --------- ----------

Esmp 3264762238 132 133 132 132

Control 58750153 1 1 1 1

Host Learning 2278841 0 0 0 0

L3 Fwd Low 12359420458 2263 2016 1155 719

L2 Fwd Highest 2 0 0 0 0

L2 Fwd High/Medium 107 0 0 0 0

L2 Fwd Low 71680133 2 3 2 2

L3 Rx Highest/High/Med 26231554 1 1 1 1

L3 Rx Low 19491956 0 1 1 0

RPF Failure 23 0 0 0 0

ACL fwd(snooping) 4041317 0 0 0 0

ACL log, unreach 120354109 15 13 12 11

Packets Dropped by Packet Queue

Queue Total 5 sec avg 1 min avg 5 min avg 1 hour avg

---------------------- --------------- --------- --------- --------- ----------

L2 Fwd Low 732 0 0 0 0

Can anyone answer my following questions?

1. What goes into TxQueue 3?

2. Can we identify any specific ports particularly affected by these drops?

3. Is there some way to rearrange ports on the chassis to reduce drops?

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Re: Packets Dropped In Hardware By CPU Subport on Catalyst 4507

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