So is that a pre-requirement to RRD? That all data have an even step? The reason I ask, is that the series of data I have doesn't necessarily have information available at regular intervals; consider reachability issues and the like..
thanks Alex ----- Original Message ----- From: <[EMAIL PROTECTED]> To: "Lex" <[EMAIL PROTECTED]>; <[email protected]> Sent: Monday, October 29, 2007 4:05 AM Subject: Re: [rrd-users] Getting Started with RRD Hi, > I have a system, that periodically reports server load, HDD load as > well as a few other stats...to get started however I'd like to make a > simple graph that plots server load, and ping response time. [...] > unix timestamp ping-to response time cpu load > 1193624363 0.02 0.1 > 1193624363 0.001 0.05 > Is it possible to plot both of these bits of information on a same > RRDTool graph? nope, unless you change the interval of value-readings to a minimum of 1 second before trying to create a rrd out of these informations. ;-) lets assume you check your server every minute (60s), you'd have to create a rrd with some lines like this: rrdtool create serverstats.rrd --step 60 \ DS:ping:ABSOLUTE:120:0:U \ DS:load:ABSOLUTE:120:0:U \ [and then the needed RRA-Definitions...] but you should check the rrdtool-webpage for more detailed informations and documentation how to use rrdtool at all. (www.rrdtool.org) HTH Rene __________________________________________________________________________ Erweitern Sie FreeMail zu einem noch leistungsstärkeren E-Mail-Postfach! Mehr Infos unter http://produkte.web.de/club/?mc=021131 _______________________________________________ rrd-users mailing list [email protected] https://lists.oetiker.ch/cgi-bin/listinfo/rrd-users
