[rrd-users] How to "hide" RRDs with unknown or zero data?

Alex van den Bogaerdt alex at vandenbogaerdt.nl
Tue Jun 8 17:22:05 CEST 2010

>> Write a script (perl, bash, whatever you prefer to use) which
>> 1: finds out for each of the DSes if the maximum value equals the minimum
>> value equals either zero or unknown. rrdtool graph with some VDEFs should
>> do, PRINT the results so that your script can access the values and
>> compare.

> Thank you Alex! For 1, are you suggesting to use rrdfetch?

rrdtool graph with some VDEFs...

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