[c-nsp] High CPU Utilisation

[Gangasagar Amula]

Dear All,
We are facing high CPU utilisation....Pls suggest...how to go ahead....Any other info...if req..pls inform....
------------------ show version ------------------
Cisco Internetwork Operating System Software 
IOS (tm) 3600 Software (C3640-IS-M), Version 12.2(28a), RELEASE SOFTWARE (fc2)
Technical Support: http://www.cisco.com/techsupport
Copyright (c) 1986-2005 by cisco Systems, Inc.
Compiled Mon 28-Mar-05 16:15 by kellmill
Image text-base: 0x60008930, data-base: 0x6113A000
ROM: System Bootstrap, Version 11.1(20)AA2, EARLY DEPLOYMENT RELEASE SOFTWARE (fc1)
ROM: 3600 Software (C3640-IS-M), Version 12.2(28a), RELEASE SOFTWARE (fc2)
WZ-3640 uptime is 3 days, 12 hours, 3 minutes
System returned to ROM by power-on
System image file is "flash:c3640-is-mz.122-28a.bin"
cisco 3640 (R4700) processor (revision 0x00) with 59392K/6144K bytes of memory.
Processor board ID 26446120
R4700 CPU at 100Mhz, Implementation 33, Rev 1.0
Channelized E1, Version 1.0.
Bridging software.
X.25 software, Version 3.0.0.
SuperLAT software (copyright 1990 by Meridian Technology Corp).
Primary Rate ISDN software, Version 1.1.
1 FastEthernet/IEEE 802.3 interface(s)
26 Serial network interface(s)
8 Low-speed serial(sync/async) network interface(s)
1 Channelized E1/PRI port(s)
DRAM configuration is 64 bits wide with parity disabled.
125K bytes of non-volatile configuration memory.
16384K bytes of processor board System flash (Read/Write)
Configuration register is 0x2102

---------------------------------------------------------------------------
WZ-3640#sh processes cpu his
     7777777777777776666666666666666666677777888887777666668888
     0000022222000008888855555999997777744444666669999777776666
100
 90                                          *****         ****
 80                                          *********     ****
 70  **********************************************************
 60  **********************************************************
 50  **********************************************************
 40  **********************************************************
 30  **********************************************************
 20  **********************************************************
 10  **********************************************************
    0....5....1....1....2....2....3....3....4....4....5....5....
              0    5    0    5    0    5    0    5    0    5
               CPU% per second (last 60 seconds)

     8997799877877666877779766667678797669777677766665666666665
     6552599557109627013816446597981171870303945234359394433728
100   **  **              *          *
 90  ***  ***             *          *   *
 80  *** ******* *   *  * *     * ** *   *     *
 70  ###*#######*#* *##***** *****####***#****##*   *  *    *
 60  ###############*########*#####################**#####*****
 50  ##########################################################
 40  ##########################################################
 30  ##########################################################
 20  ##########################################################
 10  ##########################################################
    0....5....1....1....2....2....3....3....4....4....5....5....
              0    5    0    5    0    5    0    5    0    5
               CPU% per minute (last 60 minutes)
              * = maximum CPU%   # = average CPU%

     7421111211111111222111111111122121111112223959898655555545555556578999
     5217898099789989110847886855616935777660373982990333003397356654769998
100                                             *   *                   ***
 90                                             * ***                  ****
 80  *                                          * ****                *****
 70  *                                          * ****                *#***
 60  *                                          *******       * *******####
 50  *                                          **#*#******************####
 40  #*                                         **####****************#####
 30  #*                            *          **######****************#####
 20  #******************* *********************##########*#################
 10  ####################*#*#****######***#################################
    0....5....1....1....2....2....3....3....4....4....5....5....6....6....7.
              0    5    0    5    0    5    0    5    0    5    0    5    0
                   CPU% per hour (last 72 hours)
                  * = maximum CPU%   # = average CPU%

WZ-3640#
WZ-3640#
WZ-3640#
WZ-3640#
WZ-3640#
WZ-3640#sh processes cpu sorted | ex 0.00
CPU utilization for five seconds: 71%/42%; one minute: 69%; five minutes: 69%
 PID Runtime(ms)   Invoked      uSecs   5Sec   1Min   5Min TTY Process
  33    15678820  14514585       1080 15.81% 15.52% 14.59%   0 IP Input
  78     7432700  21365617        347  9.91%  8.27%  7.00%   0 CCP manager
   7     4500692    131560      34210  2.70%  1.75%  1.62%   0 Serial Backgroun
  90         912       482       1892  0.57%  0.37%  0.13% 132 Virtual Exec
  88     1558100   1955186        796  0.40%  1.30%  1.20%   0 IP-EIGRP Router
  84      413256   2847224        145  0.32%  0.27%  0.25%   0 IP-EIGRP Hello
  11      244792    350239        698  0.16%  0.22%  0.24%   0 ARP Input
WZ-3640#
Regs/ Sagar....