lvm_
Name
lvm_ - Wildcard plugin for monitoring disk usage on LVM. Each Volume Group is graphed separately.
Configuration
This plugin needs to run as the root user in order to have permission to run lvs and vgs
[lvm_*]
user root
Author
- PatrickDK (Original Author)
- Niall Donegan
License
Unknown license
Magic Markers
#%# family=auto
#%# capabilities=autoconf suggest
#!/bin/sh
# -*- sh -*-
: << EOF
=head1 NAME
lvm_ - Wildcard plugin for monitoring disk usage on LVM. Each Volume Group is graphed separately.
=head1 CONFIGURATION
This plugin needs to run as the root user in order to have permission to run lvs and vgs
[lvm_*]
user root
=head1 AUTHOR
=over 4
=item * PatrickDK (Original Author)
=item * Niall Donegan
=back
=head1 LICENSE
Unknown license
=head1 MAGIC MARKERS
=begin comment
These magic markers are used by munin-node-configure when installing
munin-node.
=end comment
#%# family=auto
#%# capabilities=autoconf suggest
=cut
EOF
. $MUNIN_LIBDIR/plugins/plugin.sh
if [ "$1" = "autoconf" ]; then
if ! command -v lvs >/dev/null; then
echo "no (lvs not found)"
elif ! command -v vgs >/dev/null; then
echo "no (vgs not found)"
else
echo "yes"
fi
exit 0
fi
if [ "$1" = "suggest" ]; then
vgs -o vg_name --noheadings | sed -e 's/\ *//'
exit 0
fi
vg=`echo $0 | awk '{ sub(".*lvm_","",\$1); print \$1; }'`
clean_name() {
echo "$(clean_fieldname "$1")"
}
if [ "$1" = "config" ]; then
echo "graph_title Logical Volume Usage($vg)"
echo 'graph_args --base 1024 -l 0'
echo 'graph_category disk'
echo 'graph_info This graph shows disk usage on the machine.'
echo "free.label free"
echo "free.draw AREA"
lvs --units b --nosuffix --noheadings | grep "$vg" | while read i; do
name=`clean_name $i`
echo -n "$name.label "
echo $i | awk '{ print $1 }'
echo "$name.draw STACK"
done
exit 0
fi
i=`vgs --units b --nosuffix --noheadings | grep "$vg"`
echo -n "free.value "
echo $i | awk '{ print $7 }'
lvs --units b --nosuffix --noheadings | grep "$vg" | while read i; do
name=`clean_name $i`
echo -n "$name.value "
echo $i | awk '{ print $4 }'
done