Brian Ipsen wrote: > I consider using rrd to gather information about new articles on a NNTP > server in different groups. But if I store values as absolute values (not > the difference between 2 measurements), is it then possible to graph the > differences in the measurements ?? Eg.
I currently do not know of a way to achieve this. If you get a suggestion off the list, please let me know. > 1st measurement: 23102 > 2nd measurement: 23263 > 3rd measurement: 23421 > 4th measurement: 23643 > > The value displayed should then be: > > 0 - 161 - 158 - 222 > > Possible ? Or do I have to store the last-measured values myself to > calculate the difference and then store the calculated value in the database > ? I assume you have a reason to store the numbers as they are. Why not store them twice, once in a COUNTER and once in a GAUGE ? cheers, -- __________________________________________________________________ / [EMAIL PROTECTED] [EMAIL PROTECTED] \ | work private | | My employer is capable of speaking therefore I speak only for myself | +----------------------------------------------------------------------+ | Technical questions sent directly to me will be nuked. Use the list. | +----------------------------------------------------------------------+ | http://faq.mrtg.org/ | | http://rrdtool.eu.org --> tutorial | +----------------------------------------------------------------------+ -- 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
