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From Emiliano Bonansea <emilianobonan...@gmail.com>
Subject Re: IN-OUT traffic inconsistencies
Date Fri, 22 Aug 2014 15:10:02 GMT
Hi,

I would like to make clear as well, that we're not using the read while 
write function or background fill.

regards.
Emiliano.
Interlink SRL

El 22/08/2014 11:09 a.m., Emiliano Bonansea escribió:
> Hi,
>
> We're using ATS 5.0.1 in forward proxy mode and it has been working 
> very well for nearly a month. To keep record of the traffic and 
> calculate the savings we're measuring RX and TX bytes from this two 
> linux counters.
>
> /sys/class/net/eth0/statistics/rx_bytes
> /sys/class/net/eth0/statistics/tx_bytes
>
> The inconsistency that we see is that from time to time we can see 
> that traffic IN is bigger that traffic OUT, wich is a bit odd since we 
> double checked that there is no ATS external process consuming 
> traffic, and disabled backgroud fetch plugin. Did anyone saw this 
> behaviour before? from my perspective it is not normal. Is there any 
> other method to measure the traffic without this inconsistency?
> Below some examples using ifstat -b command.
>
>        eth0
>  Kbps in  Kbps out
> 23740.07  30806.81
> *33503.20  33470.30*
> *37809.30  35301.64*
> 34032.15  36976.01
> *40354.97  40093.61*
> *43426.62  40416.79*
> 38281.44  42624.68
> 33337.25  41107.99
> 31595.78  35656.48
> 35463.78  37135.69
> 26828.13  30668.24
> *29982.00  28861.37*
> 28845.20  33033.17
> *31570.18  29927.97**
> **30895.75  33535.02**
> **36162.10  33765.09*
> 36300.88  36656.24
> 37451.63  40036.47
> *34232.43  33146.56**
> **36534.28  36044.94*
> 34228.04  40689.40
> *38079.69  35167.33*
> 36438.42  41970.43
> 39273.67  39591.09
> 38092.20  43111.67
> 33368.88  36600.54
> *37749.38  35595.52*
>
> Kind regards.
> Emiliano
> -- 
> Interlink SRL


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