config_df() {
  echo "graph_title Filesystem usage (in %)
graph_args --upper-limit 100 -l 0
graph_vlabel %
graph_category disk
graph_info This graph shows disk usage on the machine."
  for PART in $(df -P | grep '^/' | sed '/\/[a-z0-9]*$/!d;s/.* \([a-z0-9\/]\{1,\}\)$/\1/g')
  do
    PINFO=$(df -P $PART | tail -1);
    PNAME=$(echo $PINFO | cut -d\  -f1 | sed 's/\//_/g')
    echo "$PNAME.label $PART"
    echo "$PNAME.info $PNAME -> $PART"
    echo "$PNAME.warning 92"
    echo "$PNAME.critical 98"
  done
}
fetch_df() {
  for PART in $(df -P | grep '^/' | sed '/\/[a-z0-9]*$/!d;s/.* \([a-z0-9\/]\{1,\}\)$/\1/g')
  do
    PINFO=$(df -P $PART | tail -1);
    PNAME=$(echo $PINFO | cut -d\  -f1 | sed 's/[\/.-]/_/g')
    echo "$PNAME.value" $(echo $PINFO | sed -e 's/\%//g' -e 's/  */ /g' | cut -f5 -d' ')
  done
}