mirror of
https://github.com/munin-monitoring/contrib.git
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60 lines
2.1 KiB
Plaintext
60 lines
2.1 KiB
Plaintext
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#!/bin/sh
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# Copyright (c) 2016 Alexey Anikanov (alexey.anikanov@gmail.com)
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# License GPLv2
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# This plugin monitors number of workers, total memory used and average memory per process for puma,
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# a ruby web server built for concurrency http://puma.io
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# Here are the symlinks to enable it
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#
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# ln -s /usr/share/munin/plugins/puma_ /etc/munin/plugins/puma_average
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# ln -s /usr/share/munin/plugins/puma_ /etc/munin/plugins/puma_memory
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# ln -s /usr/share/munin/plugins/puma_ /etc/munin/plugins/puma_processes
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mode=$(echo $0 | cut -d _ -f 2)
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if [ "$1" = "suggest" ]; then
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echo "memory"
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echo "processes"
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echo "average"
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exit 0
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fi
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if [ "$mode" = "memory" ]; then
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if [ "$1" = "config" ]; then
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echo "graph_title Total Puma Memory"
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echo "graph_vlabel Total RAM"
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echo "graph_category puma"
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echo "graph_args --base 1024"
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echo "ram.label Total RAM"
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exit 0
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else
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processes_memory="$(ps auwx | egrep "puma.* worker" | grep -v grep | awk '{print $6 }')"
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for process_memory in $processes_memory; do
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total_memory=$(( $total_memory + ( $process_memory * 1024) ))
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done
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printf "ram.value %s\n" "$total_memory"
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fi
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elif [ "$mode" = "processes" ]; then
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if [ "$1" = "config" ]; then
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echo "graph_title puma Processes"
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echo "graph_vlabel Processes"
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echo "graph_category puma"
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echo "processes.label active processes"
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else
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printf "processes.value %s\n" "$(ps awwwux | egrep "puma.* worker" | grep -v grep | wc -l)"
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exit 0
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fi
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elif [ "$mode" = "average" ]; then
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if [ "$1" = "config" ]; then
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echo 'graph_title Puma Average Process Size'
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echo 'graph_args --base 1024 -l 0 '
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echo 'graph_vlabel Average Process Size'
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echo 'graph_category puma'
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echo 'puma_average.label Average Process Size'
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echo 'puma_average.draw LINE2'
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echo 'puma_average.info The average process size for puma'
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else
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printf "puma_average.value %s\n" "$(ps awwwux | egrep "puma.* worker" | grep -v grep | grep -v master | awk '{total_mem = $6 * 1024 + total_mem; total_proc++} END{printf("%d\n", total_mem / total_proc)}')"
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exit 0
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fi
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fi
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exit 0
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