[rrd-users] average of NaN

Marc Powell marc at ena.com
Mon Aug 17 15:50:15 CEST 2009


On Aug 11, 2009, at 10:09 PM, Michael P. Soulier wrote:

> Hi,
>
> I'm not sure why I'm getting this, but I have an average value being
> computed for a graph that is resulting in NaN being displayed.
>
> I traced my update command, and it's entering an integer value of
> 4998. Dumping my rrd db, I see
>
>        <ds>
>                <name> user_licenses_c </name>
>                <type> GAUGE </type>
>                <minimal_heartbeat> 600 </minimal_heartbeat>
>                <min> 0.0000000000e+00 </min>
>                <max> 2.5000000000e+03 </max>

> Why does the value show NaN when the last data source was 4998? I'm
> confused.

Looks like you set the max for this DS as 2500. Your input value  
exceeds that so it isn't stored as a data point.

--
Marc



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