Ganglia gmetric script that sends the maximum coretemp value

max_coretemp.sh

#!/bin/bash
GMETRIC=gmetric
GMETRIC_OPTS=""

# check that coretemp is loaded
module=`lsmod | awk '{print $1}' | grep coretemp`
if [ -z "$module" ]; then
  exit
fi

# send cpu temps if gmond is running
service gmond status &> /dev/null
if [ $? -eq 0 ]; then
  $GMETRIC $GMETRIC_OPTS --type="float" --group="temp" --name="core_max_temp" --units="Celsius" --value=`sensors -u 'coretemp-isa-*' | grep input | awk '{print $2}' | sort -nr | head -1`
fi