Tobi, It's to complicated try ti change original RRDTool source code to allow another X-Axis data?
It will be really nice feature to add to RRDTool. Could we start a development group in that subject? Best regards Francisco Perea Electrical engineer, MSc. 2011/10/20 Francisco Abel Perea Mora <[email protected]> > Tanks Tobi > > I'll review it. > > Francisco Perea > Electrical engineer, MSc. > > 2011/10/19 Tobias Oetiker <[email protected]> > >> Hi Francisco, >> >> Today Francisco Abel Perea Mora wrote: >> >> > Maybe is easier to use a diferent software for display the data and keep >> the >> > rest of RDDTool software as is. >> > I'll try to see wich is the best option. >> >> one option might be to use rrdtool xport to pull the required data >> out, process it and then use some web charting tool like >> http://mbostock.github.com/d3/ >> >> to draw the chat you need ... >> >> cheers >> tobi >> >> >> >> > >> > Thanks for your time >> > >> > Best Regards >> > >> > Francisco Perea >> > Electrical engineer, MSc. >> > >> > keep in control how many energy a proccess consum >> > >> > 2011/10/17 <[email protected]> >> > >> > > >> > > Hi Francesco, >> > > >> > > >> > > If you are dealing with efficiency, you probably need to visualize its >> > > values in time >> > > moments of T = {t1, t2, ..., tn} in different levels of aggregations. >> > > >> > > Say that you have one time series of the production P(ti) and another >> time >> > > series of >> > > the consumption C(ti). You can calculate the efficiency time series as >> > > E(ti) = F(P(ti), >> > > C(ti)), where i = (1, 2, ..., n). Here F(P(ti), C(ti)) can be for >> example >> > > P(ti) / C(ti) or any >> > > other reasonable function of the production and consumption. >> > > >> > > If you can measure P(ti) and C(ti) in equidistant time moments (i.e. >> their >> > > periods of >> > > t(i) - t(i-1) are constant), you can generate nice graphs of >> development of >> > > Efficiency >> > > (which you are interesting in) in time. >> > > >> > > Together with graphing P(ti) and C(ti), such graphs could tell your >> > > technology guys >> > > much about dependence of their efficiency on the production, >> consumption >> > > and even >> > > help them disclosing energy loss in the grid including illegal >> consumption >> > > etc. >> > > >> > > Isn't it what you would like? >> > > >> > > >> > > Regards, >> > > Leos >> > > >> > > > From: [email protected] >> > > > [mailto:[email protected]] >> On >> > > > Behalf Of Francisco Abel Perea Mora >> > > > Sent: Tuesday, 18 October 2011 11:59 a.m. >> > > > To: [email protected] >> > > > Subject: [rrd-users] Changing X-Axis >> > > > >> > > > >> > > > >> > > > Hi, >> > > > >> > > > >> > > > >> > > > After searching for hours how to setup X-Axis I still have a >> question >> > > > >> > > > I'm working with energy efficency. We take measures from energy >> > > consumption >> > > > and production at the same time. As an example say: >> > > > >> > > > Month Energy Production >> > > > >> > > > [KWh] [Ton] >> > > > >> > > > march-98 138480 2161680 >> > > > >> > > > april-98 122880 2103370 >> > > > >> > > > may-98 155280 2401320 >> > > > >> > > > jun-98 157920 2537565 >> > > > >> > > > jul-98 159600 2303359 >> > > > >> > > > aug-98 177600 2811775 >> > > > >> > > > >> > > > >> > > > An so on. The interesting graph in this time series is Energy vs. >> > > > Production. Is possible to graph this with RRDTool? By default >> X-Axis is >> > > > always fixed to time series, but I need to change that to Production >> and >> > > > setup Y-Axis to Energy. How could I do this? >> > > > >> > > > >> > > > >> > > > >> > > > >> > > > >> > > >> > >> >> -- >> Tobi Oetiker, OETIKER+PARTNER AG, Aarweg 15 CH-4600 Olten, Switzerland >> http://it.oetiker.ch [email protected] ++41 62 775 9902 / sb: -9900 >> > >
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