ps awwwux | grep php-fpm | grep -v grep | grep -v master | awk '{total_mem = $6 * 1024 + total_mem; total_proc++} END{printf("%d\n", total_mem / total_proc)}'

#!/bin/sh
# -*- sh -*-
#
# Plugin to monitor the average process size of PHP5-FPM on the machine.
#
# Copyright TJ Stein 2010 http://constantshift.com
#
# Parameters:
#
# config (required)
# autoconf (optional - used by munin-config)
#
# Magick markers (optional - used by munin-config and som installation
# scripts):
#%# family=manual
#%# capabilities=autoconf

PHP_BIN="php-fpm"

if [ "$1" = "autoconf" ]; then
echo yes
exit 0
fi

if [ "$1" = "config" ]; then
echo 'graph_title PHP5-FPM Average Process Size'
echo 'graph_args --base 1024 -l 0 '
echo 'graph_vlabel PHP5-FPM Average Process Size'
echo 'graph_category PHP'
echo 'graph_info This graph shows the average process size for PHP5-FPM'
echo 'php_average.label PHP5-FPM Average Proccess Size'
echo 'php_average.draw LINE2'
echo 'php_average.info The average process size for PHP5-FPM'
exit 0
fi

echo -n "php_average.value "
ps awwwux | grep $PHP_BIN | grep -v grep | grep -v master | awk '{total_mem = $6 * 1024 + total_mem; total_proc++} END{printf("%d\n", total_mem / total_proc)}'