/usr/share/munin/plugins/vmstat is in munin-plugins-core 2.0.25-1+deb8u3.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 | #!/bin/sh
# -*- sh -*-
: << =cut
=head1 NAME
vmstat - Plugin to monitor the number of processes in io-sleep and
other wait states.
=head1 CONFIGURATION
No configuration
=head1 NOTES
Uses the command "vmstat"
=head1 AUTHOR
Unknown author
=head1 LICENSE
GPLv2
=head1 MAGIC MARKERS
#%# family=auto
#%# capabilities=autoconf
=cut
. $MUNIN_LIBDIR/plugins/plugin.sh
if [ "$1" = "autoconf" ]; then
if ( vmstat 1 1 >/dev/null 2>&1 ); then
echo yes
exit 0
else
if [ $? -eq 127 ]; then
echo "no (could not run \"vmstat\")"
exit 0
else
echo no
exit 0
fi
fi
fi
if [ "$1" = "config" ]; then
echo 'graph_title VMstat'
echo 'graph_args --base 1000 -l 0'
echo 'graph_vlabel process states'
echo 'graph_category processes'
echo 'wait.label running'
echo 'wait.type GAUGE'
echo 'wait.max 500000'
echo 'sleep.label I/O sleep'
echo 'sleep.type GAUGE'
echo 'sleep.max 500000'
print_warning wait
print_warning sleep
print_critical wait
print_critical sleep
exit 0
fi
vmstat 1 2 | awk '{wait = $1; sleep = $2} END { print "wait.value " wait "\nsleep.value " sleep }'
|