mirror of
https://github.com/munin-monitoring/contrib.git
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78 lines
2.0 KiB
Bash
Executable File
78 lines
2.0 KiB
Bash
Executable File
#!/bin/sh
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#
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# Script to monitor CPU usage of Xen domains
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#
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# Author: unknown
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# Modifications: Sebastian Wyder <sebastian.wyder@me.com>, Matthias Pfafferodt, syntron@web.de, Roland Mohrbacher
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# License: GPL v. 2
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#
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# Parameters understood:
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#
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# conifg (required)
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# autoconf (optional - used by munin-config)
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#
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#%# family=auto
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#%# capabilities=autoconf
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# statefile: name of seen xen domains
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statefile="/var/lib/munin/plugin-state/munin-plugin-xen.state"
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if [ "$1" = "autoconf" ]; then
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if which xm > /dev/null ; then
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echo yes
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exit 0
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fi
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echo "no (xm not found)"
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exit 1
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fi
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if [ "$1" = "config" ]; then
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if [ ! -e $statefile ]; then
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touch $statefile
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fi
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echo 'graph_title Xen Domain Utilisation'
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echo 'graph_args --base 1000 -l 0 --upper-limit 100 --rigid'
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echo 'graph_scale no'
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echo 'graph_vlabel %'
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echo 'graph_category Virtualization'
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echo 'graph_info This graph shows how many percent of the CPU time was used by each domain'
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xm list | grep -v "^Name .* Time(s)$" | \
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while read name domid mem cpu state time console; do
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name=`echo $name | sed -e"s/[-.]/_/g"`
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TEST=`less $statefile | grep "^${name}$" | wc -l`
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if [ $TEST -ne 1 ]; then
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echo "$name" >> $statefile
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fi
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done
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FIRST=1
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cat $statefile | sort | \
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while read name; do
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echo "$name.label $name"
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echo "$name.type COUNTER"
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if [ $FIRST -eq 1 ]; then
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echo "$name.draw AREA"
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FIRST=0
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else
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echo "$name.draw STACK"
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fi
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echo "$name.min 0"
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echo "$name.max 100"
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echo "$name.info % of the CPU time spent for $name"
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done
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exit 0
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fi
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xm list | grep -v "^Name .* Time(s)$" | \
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while read name domid mem cpu state time console; do
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name=`echo $name | sed -e "s/[-.]/_/g"`
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# only seconds
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time=`echo $time | sed -e "s/\..//"`
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# scale 60s/60s => 100%/60s
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time=`echo "$time*100/60" | bc`
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echo "$name.value $time"
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done
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