C7206 IPSEC – Very high CP Utilization w/VAM2+

Unanswered Question
Jun 9th, 2010
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Please Advise.

C7206

(C7200P-ADVENTERPRISEK9-M), Version 12.4(24)T1

, RELEASE SOFTWARE (fc3)

Problem – IPSEC causing very high CP Utilization:

Global Statistics

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

5 sec CPU util 93%/92% Timestamp 3w3d

Queue Statistics

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

          Exec Count  Total CPU    Response Time           Queue Length

                                    (avg/max)                (avg/max)

Critical           1          4          0/0                   1/1

High               0          0          0/0                   0/0

Normal          1416          8          0/4                   1/7

Low               25        272          0/0                   1/2

Common Process Information

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

PID Name            Prio Style

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

   5 Check heaps      L  New

Interface w/crypto map:

5 minute input rate 252433000 bits/sec, 317754 packets/sec

5 minute output rate 244181000 bits/sec, 305097 packets/sec

VPN Acceleration Module Version II+ in slot : 2

        Statistics for Hardware VPN Module since the last clear

         of counters 2141074 seconds ago

        4751593 packets in                     4751593 packets out

     3386057046 bytes in                    3360571566 bytes out

              2 paks/sec in                          2 paks/sec out

             12 Kbits/sec in                        12 Kbits/sec out

              0 pkts compressed                      0 pkts not compressed

              0 bytes before compress                0 bytes after compress

          1.0:1 compression ratio                1.0:1 overall

         207945 commands out                    207945 commands acknowledged

        Last 5 minutes:

          6713 packets in                        6713 packets out

             22 paks/sec in                         22 paks/sec out

         136129 bits/sec in                     135149 bits/sec out

Errors:

   ppq full errors         :        0   ppq rx errors           :        0

   cmdq full errors        :        0   cmdq rx errors          :        0

   ppq down errors         :        0   cmdq down errors        :        0

   no buffer               :        0   replay errors           :        0

   dest overflow           :        0   authentication errors   :        0

   Other error             :        0   Raw Input Underrun      :        0

   IPSEC Unsupported Option:        0   IPV4 Header Length      :        0

   ESP Pad Length          :       0   IPSEC Decompression     :        0

   AH ESP seq mismatch     :        0   AH Header Length        :        0

   AH ICV Incorrect        :        0   IPCOMP CPI Mismatch     :        0

   IPSEC ESP Modulo        :        0   Unexpected IPV6 Extensio:        0

   Unexpected Protocol     :        0   Dest Buf overflow       :        0

   IPSEC Pkt is fragment   :        0   IPSEC Pkt src count     :        0

   Invalid IP Version      :        0   Unwrappable             :        0

   SSL Output overrun      :        0   SSL Decompress failure  :        0

   SSL BAD Decomp History  :        0   SSL Version Mismatch    :        0

   SSL Input overrun       :        0   SSL Conn Modulo         :        0

   SSL Input Underrun      :        0   SSL Connection closed   :        0

   SSL Unrecognised content:        0   SSL record header length:        0

   PPTP Duplicate packet   :        0   PPTP Exceed max missed p:        0

   RNG self test fail      :        0   DF Bit set              :        0

   Hash Miscompare         :        0   Unwrappable object      :        0

   Missing attribute       :        0   Invalid attrribute value:        0

   Bad Attribute           :        0   Verification Fail       :        0

   Decrypt Failure         :        0   Invalid Packet          :        0

   Invalid Key             :        0   Input Overrun           :        0

   Input Underrun          :        0   Output buffer overrun   :        0

   Bad handle value        :        0   Invalid parameter       :        0

   Bad function code       :        0   Out of handles          :        0

   SSL Output overrun      :        0   SSL Decompress failure  :        0

   SSL BAD Decomp History  :        0   SSL Version Mismatch    :        0

   SSL Input overrun       :        0   SSL Conn Modulo         :        0

   SSL Input Underrun      :        0   SSL Connection closed   :        0

   SSL Unrecognised content:        0   SSL record header length:        0

   PPTP Duplicate packet   :        0   PPTP Exceed max missed p:        0

   RNG self test fail      :        0   DF Bit set              :        0

   Hash Miscompare         :        0   Unwrappable object      :        0

   Missing attribute       :        0   Invalid attrribute value:        0

   Bad Attribute           :        0   Verification Fail       :        0

   Decrypt Failure         :        0   Invalid Packet          :        0

   Invalid Key             :        0   Input Overrun           :        0

   Input Underrun          :        0   Output buffer overrun   :        0

   Bad handle value        :        0   Invalid parameter       :        0

   Bad function code       :        0   Out of handles          :        0

   Access denied           :        0   Out of memory           :        0

   NR overflow             :        0   pkts dropped            :        0

Warnings:

   sessions_expired        :        0   packets_fragmented      :        0

   general                 :        0   compress_bypassed       :        0

HSP details:

   hsp_operations          :   207965   hsp_sessions            :       25

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