[rrd-users] Re: Storing more than just one value per data-point? Any Idea???
Sven.Hessenmueller at gmx.de
Sun Aug 17 18:40:12 MEST 2003
On Son, 2003-08-17 at 05.32PM +200, Alex van den Bogaerdt wrote:
> > Is it possible to store more than one value in just one data-point of
> > RRD? At the moment i'm filling one RRD with 0 | 1 and another with the
> > belonging connection-time, but this is, of course, a real waste of
> > harddisk-space, beacause both data belongs together... and in the RRD
> > where im storing just a 0 or an 1, there should be much space left (RRD
> > uses 32Bit for one data-point?) ...
> So, if the time cannot exceed 180, why don't you combine the time with
> the availability?
> like this: if time>180 then service was not available
Uhmm... shame on me. :-) I've just complicated simple things again.
> RRDtool is consolidating because you display 100 hours on 600 pixels:
> (100 hours = 100*3600=360000 seconds = 1200 CDPs = 2 CDPs per pixel)
> values consolidated meaning
> 10,20 (10+20)/2=15 on average 15 ms
> 10,100000 (10+100000)/2=50005 unavailable
> 10,300 (10+300)/2=155 on average 155 ms
> In reality, the 3rd consolidated point should display as unavailable.
Thanks for the detailed answer - fits excactly to my needs! (and the
grapher-problem you're pointing on here, i surely would have forgotten
if you didn't tell me...).
Unsubscribe mailto:rrd-users-request at list.ee.ethz.ch?subject=unsubscribe
Help mailto:rrd-users-request at list.ee.ethz.ch?subject=help
More information about the rrd-users