X-Git-Url: http://git.zerfleddert.de/cgi-bin/gitweb.cgi/upsgraph/blobdiff_plain/0d627df92167c3a34339140fe3570a90dd51bebe..0d418146ac71e4ec7975b8e948765ce3add600be:/upsgraph.pl

diff --git a/upsgraph.pl b/upsgraph.pl
index 82e0259..cc98e64 100755
--- a/upsgraph.pl
+++ b/upsgraph.pl
@@ -107,6 +107,11 @@ if ($> == 0) {
 foreach my $host (@$hosts) {
 	my $rrdfile = $host->{'rrdfile'};
 
+	foreach my $var (keys(%{$host->{'vars'}})) {
+		$host->{'vars'}->{$var}->{'min'} = 'U' if (!defined($host->{'vars'}->{$var}->{'min'}));
+		$host->{'vars'}->{$var}->{'max'} = 'U' if (!defined($host->{'vars'}->{$var}->{'max'}));
+	}
+
 	if (-e "${rrdfile}") {
 		print "Reading old ${rrdfile} to preserve data...\n";
 
@@ -318,7 +323,7 @@ while(1) {
 		}
 
 		foreach my $var (@{$host->{'fields'}}) {
-			my @graphdef = ("-t", $hostname." - ".$vars->{$var}->{'name'}, "DEF:${var}=${rrdfile}.${var}:${var}:AVERAGE", "LINE1:${var}#FF0000");
+			my @graphdef = ("--lazy", "-t", $hostname." - ".$vars->{$var}->{'name'}, "DEF:${var}=${rrdfile}.${var}:${var}:AVERAGE", "LINE1:${var}#FF0000");
 			(my $averages, my $width, my $height) =
 				RRDs::graph("${outdir}/${hostname}.${var}.png.new",
 						"-w", "720", @graphdef);