[rrd-users] be more selective with datasources to plot

Simon Hobson linux at thehobsons.co.uk
Mon Oct 13 16:37:06 CEST 2014


Alceu R. de Freitas Jr. <glasswalk3r at yahoo.com.br> wrote:

> In most of cases, only part of those datasources will have interesting results (~8% of datasources will have values near zero). I would like to filter only the datasources that have a value greater than a threshold.

Fetch isn't a useful tool for this. Use graph, and PRINT (not GPRINT) to get the values you want (eg data source and max value). You can then use these in a script to dynamically generate a graph which only displays the data sources of interest.



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