Monitor UNIX / Linux Server Disk Space with Shell Script
Posted 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
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Tags: awk command, awk print, date command, df -H, df command, email alert, fi, filesystem, grep command, hostname, loop method, mail command, partition, running out of space, server disk space, shell loops, tmpfs, while loop ~ Last updated on: April 10, 2008
Good Script