[rrd-users] RRD Graph Data

[Leandro Costa]

Ok, thanks Simons, :).

On Thu, Jun 9, 2016 at 11:17 AM, Alex van den Bogaerdt <
alex at vandenbogaerdt.nl> wrote:

> > Hmmm Alex, got it.
>
> you're responding to Simon's reply. Just to make that clear.
>
> > RRA:AVERAGE:0.5:1:600
> > RRA:AVERAGE:0.5:6:700
> > RRA:AVERAGE:0.5:24:775
> > RRA:AVERAGE:0.5:288:797
> > RRA:MAX:0.5:1:600
> > RRA:MAX:0.5:6:700
> > RRA:MAX:0.5:24:775
> > RRA:MAX:0.5:444:797
> >
> >
> > and my datasources are:
> >
> > DS:in:COUNTER:600:U:U
> > DS:out:COUNTER:600:U:U
>
> default step size of 300 seconds?
>
> If RRDtool does what it promises, you could set the end time to some time
> n*300s, and set the start time to "end-300s". That should give you one
> stores rate out of the RRA with each CDP is 1 PDP.
>
> Simon wrote:
> >> What I'm trying to say is that the graph may be showing the average for
> >> the previous 5 minute period, while fetch is showing you the average for
> >> the previous 30 minutes.
>
> don't know how accurate RRDtool is nowadays but there was a time when
> start and/or end times were "massaged" to some other number than one would
> expect. When discussed as such, the response was more "don't care" than
> "will fix", and that's when I lost my passion.
>
> Different versions had (have?) different problems, so whoever is trying
> similar things should be prepared to closely look what *exactly* is
> happening, as opposed to how it *should* behave (read: is documented).
>
>
>


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