At 10:55 2003-08-08, Young, Jeff wrote: >I've been using rrdtool for a while to graph TX and RX MB/s via all ports on >brocade fibre switches. I have recently added a feature where the user can >specify a threshold value. The idea is that all values below this given >value will be ignored in the graph. So if we want to see all ports running >over 45 MB/s I set a threshold of 47185920. > >In detail I am simply reducing to zero any values that fall below this >threshold. ie > >HRULE:$threshold#22FF22:Threshold" >DEF:PRE$attribCounter=$fileName:$attrib:AVERAGE >CDEF:BYTES$attribCounter=PRE$attribCounter$formula,$threshold,LT,0,PRE$attri >bCounter$formula,IF
Urg. What's wrong with "--lower-limit 47185920 --rigid". This should be a bit faster (avoiding CDEF) and simpler. >This gives a reasonable result but there are a few aspects that still bug >me. > >1) Below the threshold I still see the graphing lines. They are the >vertical lines that join the last 'zero' value of the data to the first >'above threshold' value of data. I would like a way of not drawing this >part of the line. I could do it by defining two CDEFs and drawing the lower >section in white ( background ) and the over section in line_colour. This >is the way i'll go if no one has a better idea. > >Is it possible to do something with the vertical axis so I effectively pull >down the 40Mb line to where the 0Mb line was ? This way I miss out all the >un-interesting bit and get a nice graph that starts at my given threshold >value. > >2) I also build up a legend under the graph > >LINE2:BYTES$attribCounter#$colours[$colour]:@anno ($unit)$fill >GPRINT:BYTES$attribCounter:MAX:%6.2lf%s >GPRINT:BYTES$attribCounter:MIN:%6.2lf%s >GPRINT:BYTES$attribCounter:AVERAGE:%6.2lf%s\\n > >I need a way of NOT adding legend lines for those line that fall below the >given threshold. ie if BYTES$attribCounter:MAX < threshold then miss out >this GPRINT. > >Any ideas ? > >Jeff > > > > > >---------------------------------------------------------------------- >If you have received this e-mail in error or wish to read our e-mail >disclaimer statement and monitoring policy, please refer to >http://www.drkw.com/disc/email/ or contact the sender. >---------------------------------------------------------------------- > > > >-- >Unsubscribe mailto:[EMAIL PROTECTED] >Help mailto:[EMAIL PROTECTED] >Archive http://www.ee.ethz.ch/~slist/rrd-users >WebAdmin http://www.ee.ethz.ch/~slist/lsg2.cgi Thomas Erskine <[EMAIL PROTECTED]> +1.613.591.8490 -- Unsubscribe mailto:[EMAIL PROTECTED] Help mailto:[EMAIL PROTECTED] Archive http://www.ee.ethz.ch/~slist/rrd-users WebAdmin http://www.ee.ethz.ch/~slist/lsg2.cgi
