Since Round Robin Database (RRD) files are nothing more than so-called time series databases, the graphing system is the duty to interpret the values correctly and, if needed, has to recalculate them.
LAST TESTED ON CHECKMK 2.0.0P1
In Checkmk, this is done fully automatically, and you see "human readable values".
For Grafana, this has to be set in your Dashboard. In this example, we'll look at the settings for the network interfaces.
Step-by-step guide
- Open Grafana, create a dashboard, and add your elements, in this case, it is "Interface 2" of the monitored host "mysite01"
. - On the right side, you have "Standard Options". Open it and click in the empty field just under "Unit"
. - Bandwidth might not appear in this dialogue, so type in bits. Grafana will autocomplete, and you can choose your measurement unit:
. - For Interface Banthwith, you might take "bits/sec(SI) so the graph looks good:
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For comparison, the same metrics in Checkmk
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