Munin contributed plugins

#!/bin/bash

#

# Munin plugin for monitoring Nginx working set

#

# by Mike Koss, Feb 12, 2012 - MIT License

#

#%# family=auto

#%# capabilities=autoconf

case $1 in

config)

    cat <<'EOF'

graph_title NGINX Working Set

graph_vlabel WS Bytes

graph_category webserver

graph_args --base 1024

ws.label Working Set

EOF

    exit 0

    ;;

autoconf)

    if [ "$(pidof nginx)" == "" ]; then

        echo no

    else

        echo yes

    fi

    exit 0

    ;;

esac

KBS=$(ps -o rss --no-heading -p $(pidof nginx))

total=0

for size in $KBS

do

    total=$(($total + $size * 1024))

done

echo ws.value $total