Hi Simon, > The only way to do this is to store data covering the whole period > you may want to chart over, and at the best resolution that you will > ever want - you can't extract information later that you don't have > stored. That's likely to be a huge store, and also not what rrd is > about.
Note that if you configure rrd to keep lots of hires values AS WELL AS lower res values for the SAME TIME PERIODE, then there will be no performance impact, only a huge disk space requirement. cheers tobi -- Tobi Oetiker, OETIKER+PARTNER AG, Aarweg 15 CH-4600 Olten http://tobi.oetiker.ch [EMAIL PROTECTED] ++41 62 213 9907 -- Unsubscribe mailto:[EMAIL PROTECTED] Help mailto:[EMAIL PROTECTED] Archive http://lists.ee.ethz.ch/rrd-users WebAdmin http://lists.ee.ethz.ch/lsg2.cgi
