79 lines
1.7 KiB
Plaintext
79 lines
1.7 KiB
Plaintext
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#!/bin/sh
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#
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# Plugin to monitor CPU usage, for a selected set of processes. Tested on Linux.
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#
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# Author: Stefan Osterlitz
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# Based on work of Erik Cederstrand
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#
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# Usage: Place in /usr/local/etc/munin/plugins/ (or link it there using ln -s)
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# Add this to your /ur/local/etc/munin/plugin-conf.d/plugins.conf:
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# [process_*]
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# env.procs httpd java
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#
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# httpd and java being a list of the processes to monitor. You may use regex expressions for grep, but watch their conversion to field names.
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# ps options may vary.
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#
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# Parameters understood:
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#
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# config (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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if [ "$1" = "autoconf" ] ; then
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if [ -n "$procs" ] ; then
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echo "yes"
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else
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echo "\$procs not defined."
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fi
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exit
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fi
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for proc in $procs; do
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cproc=${proc//[^A-Za-z0-9_]/_}
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cprocs+=" $cproc"
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done;
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if [ "$1" = "config" ] ; then
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echo "graph_args --base 1000 -r --lower-limit 0";
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echo "graph_title Process count";
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echo "graph_category processes";
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echo "graph_info This graph shows process count, for monitored processes.";
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echo 'graph_vlabel number of processes'
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echo 'graph_scale no'
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echo 'graph_period second'
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echo "graph_order $cprocs"
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for proc in $procs; do
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cproc=${proc//[^A-Za-z0-9_]/_}
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echo "${cproc}.label $proc"
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echo "${cproc}.info CPU used by process $proc"
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done ;
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exit
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fi
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for proc in $procs ; do {
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cproc=${proc//[^A-Za-z0-9_]/_}
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ps axo '%mem,comm,command' | grep -v grep | grep "$proc" | LC_ALL=us_US awk '
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BEGIN {
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SUM=0
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}
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{
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SUM+=1
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COMM=$2
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}
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END {
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print "'${cproc}'.value "SUM
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}
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'
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}
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done;
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