mirror of
https://github.com/munin-monitoring/contrib.git
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105 lines
2.0 KiB
Bash
Executable File
105 lines
2.0 KiB
Bash
Executable File
#!/bin/bash
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# -*- sh -*-
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: << =cut
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=head1 NAME
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lxc_ram - Plugin to monitor LXC memory usage.
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=head1 CONFIGURATION
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[lxc_*]
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user root
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=head1 INTERPRETATION
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This plugin needs root privilege.
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=head1 AUTHOR
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vajtsz vajtsz@gmail.com
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mitty mitty@mitty.jp
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=head1 LICENSE
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Unknown license
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=head1 MAGIC MARKERS
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#%# family=auto
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#%# capabilities=autoconf
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=cut
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. $MUNIN_LIBDIR/plugins/plugin.sh
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guest_names=`lxc-ls | sort -u`
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for guest in $guest_names; do
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if lxc-info -n $guest 2>&1 | grep -qs RUNNING ; then
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active="$active $guest"
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fi
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done
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guest_names="$active"
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f_comm='lxc-cgroup '
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if [ "$1" = "autoconf" ]; then
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if [ -r /proc/stat ]; then
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echo yes
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exit 0
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else
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echo "no (no /proc/stat)"
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exit 0
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fi
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fi
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if [ "$1" = "config" ]; then
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echo 'graph_title Memory '
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echo 'graph_args -l 0 --base 1024'
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echo 'graph_vlabel byte'
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echo 'graph_category memory'
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for guest_name in $guest_names;
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do
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guest="$(clean_fieldname $guest_name)"
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echo 'mem_usage_'$guest'.label '$guest_name': Mem usage'
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echo 'mem_usage_'$guest'.type GAUGE'
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echo 'mem_cache_'$guest'.label '$guest_name': Cache'
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echo 'mem_cache_'$guest'.type GAUGE'
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echo 'mem_active_'$guest'.label '$guest_name': Active'
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echo 'mem_active_'$guest'.type GAUGE'
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echo 'mem_inactive_'$guest'.label '$guest_name': Inactive'
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echo 'mem_inactive_'$guest'.type GAUGE'
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done
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exit 0
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fi
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for guest_name in $guest_names;
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do
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guest="$(clean_fieldname $guest_name)"
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tmp_v=`$f_comm -n $guest_name memory.usage_in_bytes`
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echo 'mem_usage_'$guest'.value '$tmp_v
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tmp_g=`$f_comm -n $guest_name memory.stat | grep total_cache`
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tmp_v=`echo $tmp_g | awk '{print($2)}'`
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echo 'mem_cache_'$guest'.value '$tmp_v
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tmp_g=`$f_comm -n $guest_name memory.stat | grep total_active_anon`
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tmp_v=`echo $tmp_g | awk '{print($2)}'`
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echo 'mem_active_'$guest'.value '$tmp_v
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tmp_g=`$f_comm -n $guest_name memory.stat | grep total_inactive_anon`
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tmp_v=`echo $tmp_g | awk '{print($2)}'`
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echo 'mem_inactive_'$guest'.value '$tmp_v
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done
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