[drraw-users] Displaying a LAST value in the legend, when no LAST RRA is present

[Martin Schuster (IFKL IT OS DSM CD)]

Thomas Lorenzen wrote:
> [...]
> Now, the rrd archives, which I have for drraw, also only have RRA archives of types AVERAGE AND MIN AND MAX. I am thus speculating, if drraw could be instructed to tell me in its legend about the latest value for each graphed dataseries. just like it is done in munin.
> 
According to the rrdgraph_rpn manpage, there is a variable called LAST.

So you'd do something like
VDEF:lastpoint=ping,LAST
and then use
GPRINT:lastpoint:%5.2f
to print the value in the graph legend.

hth,
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