[rrd-users] Controlling time interval on graphing
robstar at gmail.com
Fri May 22 19:12:35 CEST 2009
I have a feeling it's because I have 2 AVERAGE RRAs.... is there a way to
I think the graph is picking the first one, which only holds the last
24hrs... how can I tell it to pick the HOURLY AVERAGE ?
> I recently started using RRD and it's awesome.... but I can't get it to
> plot more than the last 24hrs of data...
> here is my setup:
> rrdtool create temperature.rrd --step 60 \
> DS:temp:GAUGE:300:-273:5000 \
> RRA:AVERAGE:0.5:1:1440 \
> RRA:MIN:0.5:60:2400 \
> RRA:MAX:0.5:60:2400 \
> doesn't this store more than 1 day of data for me?
> If I leave out the --start/end I get the last 24hrs... and here's what I
> use to generate the graph for today:
> rrdtool graph temp.png
> DEF:t=/var/www/eheat/rrd/temperature.rrd:temp:AVERAGE -w 600 -h 300
> --start 1242878400 --end 1242964799
> how can I get the last week? last month? any interval I want? anything
> but the string above generates a blank graph!!
> Thanks for your help.
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