[rrd-users] Value under the cursor

[Srinivasa T N]

Right now the graph displays the time under the mouse pointer, so I thought
the value functionality was available.  Anyway, thanks for the info.

Regards,
Seenu.

On Thu, Dec 11, 2014 at 3:50 PM, Johan Elmerfjord <jelmerfj at adobe.com>
wrote:

>  Hi Seenu,
>
> I would say - No, at least not out of the box.
> rrdtool can create images of different formats, but as long as they are
> static images - nothing will happen when you hover over them.
>
> If you instead use some of the data exports (sending datapoints to the
> browser) - and render the graph in the browser using some library
> (JavaScript, Flash, Java, HTML5?),
> then you will get the functionality that you are referring to, and can add
> zoom and other things..
>
> I don't know if anyone on this list has a functionality like that working
> already - or know a framework that supports RRD already - but I'm
> interesting in finding out.
>
> For a while back I started looking into a layer over RRD so I could get a
> standardized interface to the data - no matter if it was stored in RRD or
> some of it "competitors".
> But that work never really started - unfortunately, but it would still be
> nice to know if anyone knows of one.
>
> /Johan
>
>
>
>
> On Thu, 2014-12-11 at 15:34 +0530, Srinivasa T N wrote:
>
> Hi All,
>
>     I am using rrdtool 1.4.8 on centos 7 and using it to graph the output
> obtained using nagios/nagiosgraph.  Now my question, is there a way to
> display the value under the cursor when mouse is hovered above the graph?
>
>
>  (I googled it but could not get the right info, so thought of asking
> here).
>
>
>  Regards,
>
>  Seenu.
>
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