Meanwhile I switched from RRDtool to gnuplot for the graphics. I didn’t understand the averaging in RRDtool completely, and I’m more comfortable with gnuplot.
Here is a graphic created from the BMP280 sensor:
Then I added the new part “Raspberry Monitoring” and started with df, which shows the usage and the free space on the SD card:
As usual the scripts and files are on github.
[…] sensornet I have some HDC1008 temperature and humidity sensors from Adafruit (meanwhile discontinued). […]