#!/bin/sh
#
# $FreeBSD: head/sysutils/munin-node/plugins/zpool_dedup 419615 2016-08-04 14:26:56Z mat $

set -e
set -u

cat <<'EOM'
graph_title ZFS deduplication ratio
graph_vlabel ratio
graph_category ZFS
graph_info This graph shows the ZFS pool deduplication ratio
EOM

listing=$(zpool get -H dedup)

while read -r label _ ratio _; do
	echo "${label}.label ${label}"
	echo "${label}.value ${ratio%x}"
done <<eot
${listing}
eot

exit 0