[rrd-users] Re: Wrong data in rrd file

[Serge Maandag]

> rrdtool update <rrdfile> N:3
> rrdtool update <rrdfile> N:2

> real data in rrd file are:
> 
> 1120199400: 3.0000000000e+00
> 1120200000: 2.5163305117e+00

> What is the problem?

Rrdtool interpolates your values because you are using N: and you aren't
updating on an epoch timestamp that is a whole number times 600. (600 is
your step size)

Try:

 rrdtool update 1120199400:3
 rrdtool update 1120200000:2

Serge.

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