Design Pattern: Group Based Persistence

[rlkoshak (Rich Koshak)]

@philanyware

why you don’t use rrd4j any more

It doesn’t support Switches and Contacts and doesn’t work with external graphing packages.

@philanyware

is there a better way for charting?

InfluxDB+Grafana persistence and graphing

Store your openHAB item states in an InfluxDB time-series datastore and create highly customizable diagrams with Grafana. These diagrams can in return be included in your sitemap as images. [image] Following this guide, you will install InfluxDB and Grafana, make openHAB store data in an InfluxDB database, make Grafana fetch data from the InfluxDB database and draw diagrams. Finally you can include these diagrams in your openHAB sitemap. Table of Content Starting Point InfluxDB Installation …

Though I believe HABPanel has pretty good charting and OH 3’s UI will come with some better charting options than the defaultsold openHAB 1/2 charting.