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High CPU utilization on module 6848-sfp cisco 6509

SergeyVasin
Level 1
Level 1

Hello.

Need help.

After reboot cisco 6509, have a some problem.

First problem:

Some end user have problems with speed on interface vlan on 6509. For exsample user have a rate limit 3 mbit on interface, but real speed ~ 300 kbit. After shutdown/no shutdown interface vlan  a problem dissapear.

And second problem on modul 6848-sfp with cpu utilization. Process fw_lcp load cpu over 50%.

Some info.

Core-WS-C6509-E#sh module

Mod Ports Card Type                              Model            

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

  3   48  CEF720 48 port 1000mb SFP              WS-X6848-SFP     

  5    5  Supervisor Engine 2T 10GE w/ CTS (Hot) VS-SUP2T-10G      

  6    5  Supervisor Engine 2T 10GE w/ CTS (Acti VS-SUP2T-10G      

Mod MAC addresses                       Hw    Fw           Sw           Status

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

  3                                                  1.0   12.2(18r)S1  15.0(1)SY1   Ok

Core-WS-C6509-E#rem com m 3 sh proc cpu | e 0.00

CPU utilization for five seconds: 45%/0%; one minute: 47%; five minutes: 48%

PID Runtime(ms)   Invoked      uSecs   5Sec   1Min   5Min TTY Process

198   396093084  80464108       4922 39.83% 40.06% 40.09%   0 fw_lcp process  

207    46086628   2890207      15945  4.71%  4.70%  4.73%   0 Lif stats hw rea

248      349408    300737       1161  0.07%  0.04%  0.05%   0 Hardware API bac

And for exsample 1 config int vlan.

Core-WS-C6509-E#sh ru | b Vlan830

interface Vlan830

description Energo

ip address 172.31.10.61 255.255.255.252

ip nat inside

service-policy input POLICY_RATE_LIMIT_2

service-policy output POLICY_RATE_LIMIT_2

Best regards, Sergey.

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