adding a path to list

export PATH=$PATH:/root/

Monitor UNIX / Linux Server Disk Space with Shell Script

by VIVEK GITE on APRIL 10, 2008

in MONITORING

Shell script to monitor or watch the disk space and send an email alert if the (free avilable) percentage of space is >= 90%

#!/bin/sh


# Shell script to monitor or watch the disk space


# It will send an email to $ADMIN, if the (free avilable) percentage 


# of space is >= 90% 


# -------------------------------------------------------------------------


# Copyright (c) 2005 nixCraft project <http://cyberciti.biz/fb/>


# This script is licensed under GNU GPL version 2.0 or above


# -------------------------------------------------------------------------


# This script is part of nixCraft shell script collection (NSSC)


# Visit http://bash.cyberciti.biz/ for more information.


# ----------------------------------------------------------------------


# Linux shell script to watch disk space (should work on other UNIX oses )


# SEE URL: http://www.cyberciti.biz/tips/shell-script-to-watch-the-disk-space.html


# set admin email so that you can get email


ADMIN="me@somewher.com"


# set alert level 90% is default


ALERT=90


df -H | grep -vE '^Filesystem|tmpfs|cdrom' | awk '{ print $5 " " $1 }' | while read output;


do


  #echo $output


  usep=$(echo $output | awk '{ print $1}' | cut -d'%' -f1  )


  partition=$(echo $output | awk '{ print $2 }' )


  if [ $usep -ge $ALERT ]; then


    echo "Running out of space \"$partition ($usep%)\" on $(hostname) as on $(date)" | 


     mail -s "Alert: Almost out of disk space $usep" $ADMIN


  fi


done