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#!/usr/bin/sh
# -*- sh -*-
set -e
: << =cut
=head1 NAME
proc_pri - Munin-plugin to monitor the processes priority on a Linux
machine
=head1 CONFIGURATION
No configuration
=head1 AUTHOR
Lars Strand
=head1 LICENSE
GNU GPL
=head1 MAGIC MARKERS
#%# family=auto
#%# capabilities=autoconf
=cut
. "$MUNIN_LIBDIR/plugins/plugin.sh"
PS=$(command -v ps || true)
if [ "$1" = "autoconf" ]; then
if ! [ -x "$PS" ]; then
echo "no (command ps not found)"
exit 0
fi
echo yes
exit 0
fi
if [ "$1" = "config" ]; then
echo 'graph_title Processes priority'
echo 'graph_order low high locked'
echo 'graph_category processes'
echo 'graph_info This graph shows number of processes at each priority'
echo 'graph_args --base 1000 -l 0'
echo 'graph_vlabel Number of processes'
echo 'high.label high priority'
echo 'high.draw STACK'
echo 'high.info The number of high-priority processes (tasks)'
print_warning high
print_critical high
echo 'low.label low priority'
echo 'low.draw AREA'
echo 'low.info The number of low-priority processes (tasks)'
print_warning low
print_critical low
echo 'locked.label locked in memory'
echo 'locked.draw STACK'
echo 'locked.info The number of processes that have pages locked into memory (for real-time and custom IO)'
print_warning locked
print_critical locked
exit 0
fi
echo -n "high.value "
"$PS" --no-header -eo stat | grep \< | wc -l
echo -n "low.value "
"$PS" --no-header -eo stat | grep N | wc -l
echo -n "locked.value "
"$PS" --no-header -eo stat | grep L | wc -l