[rrd-users] Re: Annotating graphs with rules

Tobias Oetiker oetiker at ee.ethz.ch
Tue Feb 27 22:53:31 MET 2001

Today Adam S Treister wrote:

 | I'm graphing several metrics of server load in RRD, and there are a
 | couple of cosmetic additions I'd like to add.  Before I start in to
 | solve these the hard way, I thought I'd ask if there are easy ways to do
 | either of these:
 | 1) I want to draw a HRULE at the average of the values.  Can I get the
 | average value of the time series drawn without having to dump all the
 | data and compute it myself?  (It seems likely that if I solve this one,
 | I'll want to draw lines at +/- one stdev too.)

nope, alex is working on something like this

 | 2) Graphs over a duration of a year or more are somewhat hard to read.
 | Is there an easy way to draw a VRULE at year boundaries?

there are two levels of grid. and this is configurable ... if you
use the minor grid for months, you can use the major for years

 | Thanks,
 | Adam

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