Munin contributed plugins

# Script to minitor the cpu usage of Xen domains

#

# Author: Adam Crews <doo <at> shroom <dot> com>

# License: GPL

# Based on the original xen script from Matthias Pfafferodt, syntron at web.de

#

			'graph_vlabel' => 'Percent (%)',

			'graph_category' => 'virtualization',

			'graph_info' => 'Display the % of CPU Usage for each domain',

		my @domains = `$XM list`;

		shift(@domains); # we dont need the header line

			if ( "$cnt" == "0") { $cnf{$dom.'.draw'} = 'AREA'; }

			$cnt++;

		}

		foreach my $key (sort(keys(%cnf))) {

			print "$key $cnf{$key}\n";

		}

my @chunks; undef(@chunks);

	# run the xentop command a few times because the first reading is not always accurate

	local $/ = undef;

	@chunks = split(/^xentop - .*$/m, `$XMTOP -b -i2 -d2`);

my @stats = split (/\n/,pop(@chunks));

# remove the first 4 items that are junk that we don't need.

my %vals; undef(%vals);