[drraw-users] Using Multiple Y-Axes | Graphing ParticularTime-Based Views

[Joel Krauska]

But then you loose the Y-Axis numbers, so you have to keep in mind that the scale
is different.

It would be best if RRDtool supported multiple Y-axises.


Jesse Hodges wrote:
> You can do it yourself to some degree by using CDEF rules - eg multiply 
> the second series data *1000.
> 
> ------------------------------------------------------------------------
> *From:* drraw-users-bounces at lists.taranis.org 
> [mailto:drraw-users-bounces at lists.taranis.org] *On Behalf Of *Christophe 
> Kalt
> *Sent:* Wednesday, November 19, 2008 4:00 PM
> *To:* Pranay Khurana
> *Cc:* drraw-users at lists.taranis.org
> *Subject:* Re: [drraw-users] Using Multiple Y-Axes | Graphing 
> ParticularTime-Based Views
> 
> On Wed, Nov 19, 2008 at 4:42 PM, Pranay Khurana 
> <pranay at hudson-trading.com <mailto:pranay at hudson-trading.com>> wrote:
> 
>     Is it possible to use multiple Y-Axes? 
> 
>     I have one set of values that ranges from 1-1000, while another that
>     ranges from 0 - 0.999.
> 
>     If I graphed them together on the same Y-Axis, the auto-scaling
>     horribly messes up the view. It would be very helpful if I can put
>     both values in different scales along independent Y-Axes (one on the
>     left, and one on the right, similar to how MS Excel does it). I
>     don't know if this is a possibility with drraw....
> 
>     Also, if we want to suppress the graphing of certain time periods in
>     an RRD, is that doable? If you only have data that is valid between
>     normal work hours (let's say 9AM-5PM), it doesn't matter for the
>     sysadmin to see all data between 5:01PM - 8:59AM of the next day. So
>     if I'm looking at a template that shows all the data for the
>     previous week, it would be exceedingly useful if I see the data from
>     9AM-5PM only, for the previous week. Does this make sense, and I'm
>     wondering if there's *any* way to accomplish this type of view,
>     whether with drraw or some other RRD-based open source graphing
>     utility???
> 
> 
> These are limitations are RRDtool, not drraw.  i don't believe you can 
> do any of the above.
> Best thing you can do at this point is probably read up on the RRDtool 
> graphing documentation.
> 
> Christophe
> 
> 
> ------------------------------------------------------------------------
> 
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