[rrd-users] brief question on DS update frequency

Simon Hobson linux at thehobsons.co.uk
Thu Apr 22 15:49:15 CEST 2010

Dave Whitehead wrote:

>I have a RRD (step 300 secs) - and one RRA (12 PDP per row). It's a 
>GAUGE (min 0, max 60000).
>If I update this DS *much* more often than 300 secs what effect will 
>that have - eg maybe every 20-30 secs. Will RRD "sort it out"?

Yes, it's part of the normalisation process. Alex has a good tutorial 
on normalisation at http://www.vandenbogaerdt.nl/rrdtool/

Simon Hobson

Visit http://www.magpiesnestpublishing.co.uk/ for books by acclaimed
author Gladys Hobson. Novels - poetry - short stories - ideal as
Christmas stocking fillers. Some available as e-books.

More information about the rrd-users mailing list