[vz-dev] Why do you not use RRD?

Andreas Götz cpuidle at gmail.com
Thu Dec 18 21:43:57 CET 2014

Hi ralf,

> Am 18.12.2014 um 20:42 schrieb Ralf G. R. Bergs <Ralf+VolksZaehler at bergs.biz>:
> Hi guys.
> On the users ML someone just asked about compressing the DB, and you
> pointed him to a script that does this job.
> That reminded me about something that I wanted to ask from the very
> beginning: Why do you not use RRD in the middleware?

A) we dont have one
B) nobody is wiling to do it
C) we want to keep our data in the general case

> Would the VZ middleware not be a perfect candidate for that? RRD is a
> much lighter solution that one with an actual SQL DB in the back. Also,
> RRD files are not growing over time which is also a big benefit. Finally
> you spare yourselves the effort to "compress" (or rather "consolidate")
> old data -- no-one is probably interested in up-to-the-minute data from
> one year in the past.

Viele Grüße, Andreas

> Inquiring minds want to know...
> Kind regards,
> Ralf

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