[rrd-users] rrdfetch from multiple rrd files

Michael Kluge Michael.Kluge at tu-dresden.de
Tue Jun 17 22:39:26 CEST 2008

Hi Alex,

thanks for the hint. I need an C interface for that but I think I
will find what is needed in the implementation of 'xport'. Converting
the output of xport back into a temporary rrd file looks like to
much overhead.

Thanks, Michael

Alex van den Bogaerdt schrieb:
> On Tue, Jun 17, 2008 at 04:06:25PM +0200, Michael Kluge wrote:
>> Hi all,
>> is there already a way to do a 'rrdtool fetch ...' from multiple rrd files in 
>> parallel and to specify a CDEF so that I get only one result column? Like 
>> using rrdgraph with a couple of DEF's and one CDEF and not plotting the 
>> output to a graph but printing to stdout. 
> you may be searching for rrdtool xport.

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