[rrd-users] Re: R: Dinamic Upper and Lower limit

Tobias Oetiker oetiker at ee.ethz.ch
Tue Oct 12 10:41:24 MEST 2004

> Hello!
> I need a little help.
> I've 2 rrd files with Eth traffic of 2 servers. The average traffic is 500
> Kb/s expect during a half hour into the night when 2 servers makes backup 1
> time on Sunday (40MBit/s traffic!). With a script I create 4 graphs (last
> 6h, 24h, 1week, 1m) and I need the following:
> If the maximum value in the graph is lower then for example 1 Mbit/s then
> the upper (and lower) limit should move to accomodate these values as well
> (like default), BUT if the max vaules are higher then 1 Mbit/s the values
> (upper and lower limit) should NOT go over this limit. I don't want to
> delete the high values!
> Setting the "-u 1000000" (-l -1000000) then I've a graph with a max limit
> value but If the graph has low traffic I always have the graph with 1000000
> fix limit and it's not so nice to read low values.
> Is there an option to allow me create a graph as descrived?

In smokeping I use a two step approach. I first analyze the data in
the graph and the set the options accordingly ...


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