1 #!/bin/sh
2 PATH=/scratch/rrd4/bin:$PATH
3 R=rrdtool
4 $R create x.rrd \
5 --step=300 \
6 --start=1199999699 \
7 DS:temperature:GAUGE:600:-40:100 \
8 RRA:AVERAGE:0.5:1:2 \
9 RRA:AVERAGE:0.5:2:3
11 #!/bin/sh
12 R=rrdtool
13 u(){
14 $R update x.rrd $1
15 }
17 u 1199999700:00
18 u 1200000000:10
19 u 1200000300:20
20 u 1200000600:30
21 u 1200000900:40
22 u 1200001200:50
24 set -x
26 $R fetch x.rrd -r300 -s1200000000 -e1200000900 AVERAGE
27 $R fetch x.rrd -r300 -s1200000600 -e1200000900 AVERAGE