FORUM.M.NU

Kod: Markera allt

#!/usr/bin/perl

use RRDs;

my $cur_time = time();
my $start_time = $cur_time - 86400;     # set end time to 24 hours ago 
                
RRDs::graph "/var/www/vv_temp.png",
"-E",
			"--start= $start_time",
			"--end= $cur_time",
			"--title= Temp VV beredare",
			"--height= 300",
			"--width= 500",
			"--vertical-label= °C",
	      "DEF:vvtemp=/home/micke/rrddata/vv_temp.rrd:vv:AVERAGE",
              		"COMMENT:  \t\t\t\t\tNu     Medel    Max    Min\\n",
                        "HRULE:0#FF0000",         
	      "LINE2:vvtemp#FF0000:VV Beredare botten\t",    
			"GPRINT:vvtemp:LAST:%6.1lf",
			"GPRINT:vvtemp:AVERAGE:%6.1lf",
			"GPRINT:vvtemp:MAX:%6.1lf",
			"GPRINT:vvtemp:MIN:%6.1lf\\n";

my $err=RRDs::error;
if ($err) {print "problem generating the graph: $err\n";}

print "Done!\n"

Kod: Markera allt

#!/bin/bash
# Script to create rrd-file 

# 24h with 2,5 min resolution
# 7d with 5 min resolution
# 1y with 10 min resolution
# 20y with 1h resolution

directory="/home/micke/rrddata/"
filename="vv.rrd"

# Check i file already exists
if [ ! -f "$directory$filename" ]
then
	# File doesn't exist, create new rrd-file
	echo "Creating RRDtool DB for vv sensor"
	rrdtool create $directory$filename \
		 --step 150 \
		 DS:vv:GAUGE:300:-50:60 \
		 RRA:AVERAGE:0.5:1:576 \
		 RRA:AVERAGE:0.5:2:2016 \
		 RRA:AVERAGE:0.5:4:52560 \
		 RRA:AVERAGE:0.5:24:175200 \
		 RRA:MAX:0.5:1:5760 \
		 RRA:MAX:0.5:2:2016 \
		 RRA:MAX:0.5:4:52560 \
		 RRA:MAX:0.5:24:175200 \
		 RRA:MIN:0.5:1:5760 \
		 RRA:MIN:0.5:2:2016 \
		 RRA:MIN:0.5:4:52560 \
		 RRA:MIN:0.5:24:175200
	echo "Done!"
else
	echo $directory$filename" already exists, delete it first."
fi