[rrd-users] How to Force Generation of VRULE Regardless of Scale

Alex van den Bogaerdt alex at ergens.op.het.net
Fri Jan 26 17:36:50 CET 2007

On Fri, Jan 26, 2007 at 08:51:07AM -0500, Joe Loiacono wrote:
> I have had a different experience. I keep four MTG-like graphs (i.e., 24 
> hours, 7 days, 1 month, 1 year) and occasionally I add a VRULE. That VRULE 
> will appear on each graph (recall: varying time periods) at the specified 
> time, with the same pixel width.

> > I have created several scripts that are used to generate usage graphs.
> > Additionally, they can superimpose VRULEs overtop of the graphs at
> > certain times.  However, if the duration of time displayed on the x-axis
> > is too large, the VRULEs do not appear (presumably because their width
> > becomes too small to register).
> > 
> > Is there a way to force the VRULEs to be generated on graphs, regardless
> > of the ratio between their actual pixel width and the graph scale
> > (knowing that at larger durations, the placement of the VRULEs becomes
> > less precise)?


Just a hunch which may be wrong...

Could it be that the images generated are scaled by webbrowsers?

Alex van den Bogaerdt

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