[rrd-developers] DS idea
tobi at oetiker.ch
Mon Oct 11 06:50:15 CEST 2010
Yesterday Peter Grotrian wrote:
> Hi Tobi
> > > I would try to implement a new DS, let's call it MAXGAUGE. This
> > > DS would only be allowed for MAX-RRAs. Interpolation would not
> > > happen but rather the update value would placed at the latest
> > > step at or before the update time.
> > >
> > > What do you think of it?
> > sounds like a sensible analysis to me :-) except that I would call
> > the datasource type
> > GAUGELATEST
> > cheers
> > tobi
> the idea is not mine, I got it by browsing the last year of the
> user mailing list archive while looking for a solution to my
wow ... I didn't know there were any people left who do that :-)
> Before actually diving into it, I wanted to make sure it
> makes sense (seems you think so :) and it is not already being
not to my knowledge
> Contrary to what I wrote first, I now think that all CFs
> should be applicable to GAUGELATEST. It is the responsibility of
> the RRD creator to define reasonable RRAs.
yep. There is a little twist ... you should make it so that a new
version of rrdtool format gets activated if GAUGELAST is in use ...
there is already such code for a HW feature.
> Regards, Peter
Tobi Oetiker, OETIKER+PARTNER AG, Aarweg 15 CH-4600 Olten, Switzerland
http://it.oetiker.ch tobi at oetiker.ch ++41 62 775 9902 / sb: -9900
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