[rrd-users] Find the DEF and value at x, y on graph image (for mouse-over)?

Tobias Oetiker tobi at oetiker.ch
Mon Nov 19 22:50:01 CET 2007

Hi Einar,

rrdtool already is well separated in its architecture ... each of
the functions could be built as a separate tool with minimal effort
so the question is probably more to what the goal of a split would
be ?


Today Einar Indridason wrote:

> On Nov 18, 2007 10:30 PM, Tobias Oetiker <tobi at oetiker.ch> wrote:
> > another aproach would be to use rrd_xport to get xml data
> > representations of what you want to graph, and draw client side
> > using canvas ... maybe even patching rrd_xport to give you json
> > output to make the transport more efficient ... this would
> > unfortunately mean that you have to re-implement the graphing
> > functionality client side ... all the data-massage work though can
> > happen server side.
> Sorry to butt in unexpected like this, but I have a feeling rrdtools
> is moving towards "creeping featurism".  And mostly in relation to the
> generation of the graphs.
> Tobi (and others), have you considered splitting rrdtools into (at
> least) 2 different tools?  One would be the "add data to the RRA's
> with consolidation".  Second tool would be something like:  "hey, we
> can create fancy graphics in whatever way we want to" ?
> Cheers,
> --
> EinarI

Tobi Oetiker, OETIKER+PARTNER AG, Aarweg 15 CH-4600 Olten
http://it.oetiker.ch tobi at oetiker.ch ++41 62 213 9902

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