phpfpm_memory

#!/usr/bin/env perl
#
# Munin plugin for monitoring PHP5-FPM memory usage
#
# Copyright TJ Stein 2010 http://constantshift.com

my $PHP_BIN = exists $ENV{'phpbin'} ? $ENV{'phpbin'} : "php5-fpm";
my $PHP_POOL = exists $ENV{'phppool'} ? $ENV{'phppool'} : "www";

if ( exists $ARGV[0] and $ARGV[0] eq "config" ) {
        print "graph_title PHP5-FPM Memory Usage ( $PHP_POOL )\n";
        print "graph_vlabel RAM\n";
        print "graph_category PHP\n";
        print "ram.label ram\n";
                print "graph_args --base 1024\n";
} else {
        my $i = Integer;
        @cmd = `ps auwx | grep "$PHP_BIN: pool $PHP_POOL" | grep -v grep | grep -v phpfpm_memory`;
        foreach (@cmd) {
                @return = split(/ +/, $_);
                $i += @return[5]*1024;
        }
        print "ram.value ".$i."\n";
}