[c-nsp] 3750 12.2(44)SE1 CPU 5% weirdness

Paul paul at gtcomm.net
Sun May 11 19:33:00 EDT 2008


Yes that's pretty much what I'm seeing.   My main concern is customers 
tracerouting and seeing 1ms higher on the routers and most likely will 
say something about it because they don't understand the difference 
between forwarding performance and cpu punts for icmp.

Paul

Brad Henshaw wrote:
> Paul wrote:
>
>   
>> Anyone out there have 3750 running 12.2(44)SE1 ?
>> Strange issue with the CPU sitting at 5% no matter what is going on, 
>> zero traffic or lots of traffic.
>> Simple config, very few routes, 2 etherchannels, nothing major.
>>     
>
> Doesn't seem weird to me.
> That's pretty much what we see on our 3750's and 3750ME's, running
> BGP, OSPF and a few other things. Usage went from 4% to 5% when we
> upgraded
> to 12.2(44)SE.
>
>   
>> Just curious.. It's not affecting anything except the ping time when
>>     
> you 
>   
>> ping the switch directly.
>>     
>
> I haven't noticed this affecting switch response time except that the IP
> SLA probe results now seem to report latency 1ms higher than they used
> to.
> Latency through the switches is unaffected.
>
> Regards,
> Brad
>
>   



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