Created
May 14, 2012 12:18
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Shell script to watch the disk space
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#!/bin/sh | |
# set -x | |
# Shell script to monitor or watch the disk space | |
# It will send an email to $ADMIN, if the (free available) percentage of space is >= 90%. | |
# ------------------------------------------------------------------------- | |
# Set admin email so that you can get email. | |
ADMIN="root" | |
# set alert level 90% is default | |
ALERT=90 | |
# Exclude list of unwanted monitoring, if several partions then use "|" to separate the partitions. | |
# An example: EXCLUDE_LIST="/dev/hdd1|/dev/hdc5" | |
EXCLUDE_LIST="/auto/ripper" | |
# | |
#:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: | |
# | |
function main_prog() { | |
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 server $(hostname), $(date)" | \ | |
mail -s "Alert: Almost out of disk space $usep%" $ADMIN | |
#echo "Running out of space \"$partition ($usep%)\" on server $(hostname), $(date)"1>&2 | |
#exit 1 | |
fi | |
done | |
} | |
if [ "$EXCLUDE_LIST" != "" ] ; then | |
df -H | grep -vE "^Filesystem|tmpfs|cdrom|${EXCLUDE_LIST}" | awk '{print $5 " " $6}' | main_prog | |
else | |
df -H | grep -vE "^Filesystem|tmpfs|cdrom" | awk '{print $5 " " $6}' | main_prog | |
fi |
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