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From Matthieu BIENVENÜE <matth...@exultet.net>
Subject Re: CPU consumption
Date Tue, 19 Mar 2013 10:14:20 GMT
OK that's good if the CPU doesn't explode while in production.
But I think that there is a problem because something that do nothing 
should not use CPU. Otherwise what ATS does with that CPU ?



Le 19/03/2013 10:59, Reindl Harald a écrit :
> well, it's not that much, around 100 MHz in
> VMware vCenter and the really important thing
> is that with some hundret simultaneous requests
> the CPU load stays moderate compared with the
> origin server
>
> Am 19.03.2013 10:30, schrieb Matthieu BIENVENÜE:
>> Good to ear that I'm not alone with that problem ! But with no solution currently.
>>
>> Le 19/03/2013 10:25, Reindl Harald a écrit :
>>> Am 19.03.2013 09:33, schrieb Igor Galić:
>>>> ----- Original Message -----
>>>>> Hello !
>>>>>
>>>>>
>>>>> I've just installed ATS on a Debian 6.0 (but with squeeze repository
>>>>> in
>>>>> order to install ATS using packages) on Xen server host (other VM on
>>>>> the
>>>>> same host work like a charm).
>>>>> ATS is now setup and works as a reverse proxy but it consumes CPU
>>>>> even
>>>>> with no connection (that's a lot for doing... nothing !) :
>>>>>
>>>>> For example the result of the top command :
>>>>>
>>>>>      PID USER      PR  NI  VIRT  RES  SHR S %CPU %MEM    TIME+  COMMAND
>>>>>     1929 traffics  20   0 93192  31m 1964 S 11.9 53.7   0:02.45 [ET_NET
>>>>>     0]
>>>>>
>>>>> (don't take care of the memory the machine only have 64MB of memory,
>>>>> for
>>>>> testing only).
>>>> 64 MiB seems like really little.
>>>> Did you disable caching? Otherwise I cannot imagine ATS even starting
>>>> properly with that little RAM
>>> but this has nothing to do with the CPU usage
>>>
>>> i have here a dedicated trafficserver-vm in production
>>> with 4 GB RAM and 10 GB RAW-cache-disk which also consumes
>>> all day long some percent CPU usage while any other server
>>> is completly idle from view of CPU load at night



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