[rrd-users] Re: Graphing multiple RRA's

[RRDTools]

If my understanding is right just use the --start

for example
--start -11520 (Daily)
--start --604800 (Weekly)
--start -2620800 (Monthly)
--start -31449600 (Yearly)


Regards

Matthew Reeves
Globecast Northern Europe Limited
+44 1707 66 7274

>
> Hello,
> I am really really new to this.
>
> I have created a RRD which will log my CPU load, using the following
> command:
> 	rrdtool create stat-cpu.rrd --step 60 \
> 		DS:cpuload:GAGUE:90:0:100 \
> 			RRA:AVERAGE:0.5:1:1440 \
> 			RRA:AVERAGE:0.5:7:1440 \
> 			RRA:AVERAGE:0.5:30:1440 \
> 			RRA:AVERAGE:0.5:360:1440
>
> And then I run my script witch populates the RRD. That works fine.
>
> It then comes to graphing time.
> I run the following command to generate a graph for me:
>
> rrdtool graph cpuload.png DEF:cpu=stat-cpu.rrd:cpuload:AVERAGE
> AREA:cpu#ff0000:"CPU LOAD"
>
> and that creates a beautiful graph.
>
> However, now I also want to create graphs based on the other RRA's I
> specified when I created the RRD with: rrdtool create.
>
> Doing the maths, the other graphs should produce a daily graph / weekly
> / monthly, and yearly graph.
>
> Any help would be greatly appriciated.
>
> Many thanks,
> Daniel
>
>
>
>
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