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Since RRD files are nothing more than so-called time series databases, the graphing system is in the duty to interpret the values correctly and, if needed, has to recalculate itthem.

In Checkmk, this is done fully automatic 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.

Table of Contents

Step-by-step guide

  • Open Grafana, create a dashboard, and add your elements, in this case, it is "Interface 2" of the monitored host "klaptomate"

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  • On the right side, you have "Standard Options". Open it and click in the empty field just

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  • under "Unit"

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  • Bandwidth might not appear in this dialogue, so type in bits. Grafana will autocomplete, and you can

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  • choose your measurement unit:

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  • 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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Info

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