[rrd-users] Extract single value with librrd to generate warings at certain levels

Bredi Bredehorn at gmx.de
Thu Apr 23 09:21:03 CEST 2009

David Thornton-3 wrote:
> You are probably looking for this:
> http://oss.oetiker.ch/rrdtool/doc/rrdlastupdate.en.html

I can use last to get the last updatetime thats correct.
But I want to get a specific value at a specific time from the database.
And I want to use the librrd.a and some C code to get this value.

Best regards, Bredi.
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