[mrtg] Converting data FROM rrd format TO log files

DA Forsyth iwrtech at iwr.ru.ac.za
Thu Mar 20 07:50:55 CET 2008

On 19 Mar 2008 , Matthew Petach entreated about
 "[mrtg] Converting data FROM rrd format TO log fil":

> So, going from log files to rrd files is pretty well documented;
> but I'm not finding any listings for moving data from rrd files
> back to log files; are there any migration HOWTOs out there
> that the search page isn't finding, or am I pretty much on
> my own for cooking up a tool to take rrdtool output and
> munge it back into usable .log file form?  Our site uses
> the log file format for all our storage, and we've recently
> acquired a company which uses .rrd files, so to integrate
> them into our monitoring framework and preserve historical
> data, we'd like to convert the 194,371 .rrd files they have
> into MRTG-2 log files.
> Any pointers would be much appreciated!

do you know that you can export an rrd file as XML?
not too hard to convert the XML to something log-like, maybe?

       DA Fo rsyth            Network Supervisor
Principal Technical Officer -- Institute for Water Research

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