OT:Problem 4503 CPU (Cat4k Mgmt LoPri )

Dear Experts,

I have a running network that is facing a very weird behavior, the CPU on
the 4503 is constantly around full (above 90%) and the show process cpu
shows that following process

Cat4k Mgmt LoPri
 54 314981184 22488702 14006 77.35% 90.21% 90.27% 0

------------------ show platform cpu packet statistics ------------------

RkiosSysPacketMan:
Packet allocation failures: 0
Packet Buffer(Software Common) allocation failures: 0
Packet Buffer(Software ESMP) allocation failures: 0
Packet Buffer(Software EOBC) allocation failures: 0
Packet Buffer(Software SupToSup) allocation failures: 0
IOS Packet Buffer Wrapper allocation failures: 0

Packets Dropped In Processing Overall

Total 5 sec avg 1 min avg 5 min avg 1 hour avg
-------------------- --------- --------- --------- ----------
            84755001 230 226 142 237

Packets Dropped In Processing by CPU event

Event Total 5 sec avg 1 min avg 5 min avg 1 hour
avg
----------------- -------------------- --------- --------- ---------
----------
Sa Miss 84754963 230 226 142
237
Input Acl Fwd 1 0 0
0 0
Sw Packet for Bridge 37 0 0
0 0

Packets Dropped In Processing by Priority

Priority Total 5 sec avg 1 min avg 5 min avg 1 hour
avg
----------------- -------------------- --------- --------- ---------
----------
Medium 84755000 230 226 142
237
High 1 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 20 0 0
0 0
STPDrop 136 0 0
0 0
L2DstDrop 12 0 0
0 0
NoDstPorts 25 0 0
0 0
Tx Mode Drop 84754808 230 226 142
237

I would appreciate any help on this..

Thanks

-- 
KJ
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