[c-nsp] 3750 High Cpu IP Input

[Chris Lane]

sh proc cpu | exclude 0.00
CPU utilization for five seconds: 88%/63%; one minute: 89%; five minutes:
89%
 PID Runtime(ms)   Invoked      uSecs   5Sec   1Min   5Min TTY Process
   4        6029       389      15498  1.11%  0.16%  0.12%   0 Check heaps

   9        2883      5699        505  0.15%  0.06%  0.07%   0 ARP Input

*  51       40119    129588        309  0.63%  1.22%  1.27%   0 Fifo Error
Detec*
  67        2973     78578         37  0.15%  0.10%  0.08%   0 HLFM address
ret
  81       16566     41729        396  0.79%  0.43%  0.43%   0 hpm main
process
 *115      190582     60871       3130  6.86%  6.03%  6.01%   0 Hulc LED
Process*
 123        5054       576       8774  0.31%  0.19%  0.16%   0 HQM Stack
Proces
 136       25648      2746       9340  1.27%  0.77%  0.74%   0 PI MATM Aging
Pr
 1*68      308273   1603815        192  9.10%  9.49%  9.82%   0 IP Input *
*
*
*Cisco doc reads the HULC LED is a possible link flapping yet nothing in
logs indicate.*
*
*

On Fri, Apr 24, 2009 at 5:12 AM, Chris Lane <clane1875 at gmail.com> wrote:

> sh ip cef switching statistics feature
> IPv4 CEF input features:
>        Feature                Drop    Consume       Punt  Punt2Host Gave
> route
> Total                            0          0          0          0
>  0
>
> IPv4 CEF output features:
>        Feature                Drop    Consume       Punt  Punt2Host    New
> i/f
> Total                            0          0          0          0
>  0
>
> IPv4 CEF post-encap features:
>        Feature                Drop    Consume       Punt  Punt2Host    New
> i/f
> Total                            0          0          0          0
>  0
>
> IPv4 CEF for us features:
>        Feature                Drop    Consume       Punt  Punt2Host    New
> i/f
> Total                            0          0          0          0
>  0
>
>
>
> On Fri, Apr 24, 2009 at 2:31 AM, Peter Rathlev <peter at rathlev.dk> wrote:
>
>> On Thu, 2009-04-23 at 19:09 -0400, Chris Lane wrote:
>> > sh platform tcam utilization
>> >
>> > CAM Utilization for ASIC# 0                      Max            Used
>> ...
>>
>> Hm... nothing there (unless the other ASICs show dissimilar results). If
>> the problem is punted traffic, maybe "show ip cef switching statistics
>> feature" can tell you what it is.
>>
>> It could also be traffic directed at the switch itself of course.
>>
>> Regards,
>> Peter
>>
>>
>>
>>
>
>
> --
> //CL
>



-- 
//CL