Incorrect rendering of composite graphs

[4unkur]

https://jsfiddle.net/4unkur/x1m525qn/3/

[josephbona]

If you're using composite graphs you need to set the same chartRangeMin and chartRangeMax for both sparkline instances to keep correct scale of the y axis. There is no way to dynamically set the second y axis scale based on the first that I see. Need that feature myself..