mirror of
https://github.com/munin-monitoring/contrib.git
synced 2018-11-08 00:59:34 +01:00
58 lines
1.3 KiB
Bash
Executable File
58 lines
1.3 KiB
Bash
Executable File
#! /bin/sh
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#
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# This is a small supersampling plugin that does
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# cpu sampling every 1 second.
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#
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# (c) 2013 - LGPL - Steve Schnepp <steve.schnepp@pwkf.org>
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pluginfull="$0" # full name of plugin
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plugin="${0##*/}" # name of plugin
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pidfile="$MUNIN_PLUGSTATE/munin.$plugin.pid"
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cache="$MUNIN_PLUGSTATE/munin.$plugin.value"
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if [ ! -r "/sys/devices/system/cpu/cpu0/cpufreq/scaling_cur_freq" ]
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then
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echo "# Cannot read CPU Freq"
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exit 1
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fi
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if [ "$1" = "acquire" ]
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then
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(
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while sleep 1
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do
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echo $(
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date +%s
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cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_cur_freq
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)
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done | awk "{
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print \"scaling_cur_freq.value \" \$1 \":\" (\$2 * 1000);
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system(\"\");
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}" >> $cache
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) &
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echo $! > $pidfile
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exit 0
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fi
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if [ "$1" = "config" ]
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then
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cat <<EOF
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graph_title CPU Freq 1sec stats
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graph_category 1sec
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graph_data_size custom 1d, 10s for 1w, 1m for 1t, 5m for 1y
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graph_vlabel Hz
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update_rate 1
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scaling_cur_freq.label Current CPU Scaling Frequence
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scaling_cur_freq.type GAUGE
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EOF
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exit 0
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fi
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# values
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cat ${cache}
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> ${cache}
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exit 0
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