ioping collectd plugin

ioping.sh

#!/bin/bash
# Collectd plugin to monitor disk IO Wait time
# Author Yarek T

HOSTNAME="${COLLECTD_HOSTNAME:-`hostname -f`}"
INTERVAL="${COLLECTD_INTERVAL:-10}"
ENDPOINT='/tmp/'
IOPING='/usr/local/bin/ioping'

while sleep "$INTERVAL"
do
    VALUE=$(($IOPING -q -p 1 -c 1 -w 10 $ENDPOINT | awk '{printf("%.3f", $1/1000)}') 2>/dev/null)
    if [ $? -ne 0 ]
    then
        VALUE='U'
    fi
    echo "PUTVAL $HOSTNAME/ioping/latency interval=$INTERVAL N:$VALUE"
done