[rrd-users] Second y-axis on plot?

Tobias Oetiker tobi at oetiker.ch
Wed May 2 21:19:42 CEST 2007

Hi Rob,

at the moment there is no provision for a second axis in rrdtool


Today Rob Newman wrote:

> Hi everyone,
> I am plotting 2 different data sources on one graph, each of which have very
> different maxima and minima. Due to plotting on the same graph with the same
> scale, changes in values are often masked. Is there a way to get rrdtool graph
> to create a second y-axis and plot one of the data sources on the second
> y-axis?
> I searched online and in the documentation for an answer, but did not come up
> with anything. If this is not possible, I know I can normalize one of the data
> sources, so they have similar values, but a second y-axis would be nicer.
> Thanks in advance,
> - Rob
> ________________________________________________________
> Rob Newman Ph.D.
> Institute of Geophysics and Planetary Physics
> Scripps Institution of Oceanography
> University of California, San Diego
> 9500 Gilman Drive, La Jolla, CA 92093-0225, USA

Tobi Oetiker, OETIKER+PARTNER AG, Aarweg 15 CH-4600 Olten
http://it.oetiker.ch tobi at oetiker.ch ++41 62 213 9902

More information about the rrd-users mailing list