does remote disk checks

diskcheck.sh

#!/bin/bash                                                                                                                                                                       
limit=$2                                                                                                                                                                          
echo $1                                                                                                                                                                           
number=`ssh jam@${1} df -lah | awk '$1=="/dev/sda5"{print int($5)}'`                                                                                                              
echo $number                                                                                                                                                                      
                                                                                                                                                                                  
if test $number -gt $limit                                                                                                                                                        
then                                                                                                                                                                              
subject="Low Disk Space on $1"                                                                                                                                                    
message="Disk use is $number%. Error threshold is $limit%"                                                                                                                        
echo $subject                                                                                                                                                                     
echo $message                                                                                                                                                                     
                                                                                                                                                                                  
fi