Check IO Wait (by Nestor@Toronto)

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Description

Check IO Wait for Linux. Return IO wait in percentage Script were written in BASH, tested on CentOS 6.X, Nagios 3.X # Dependency: iostat

Project Details

Current Version

1.0

Last Release Date

August 21, 2015

Owner

Nestor@TO

Compatible With

Nagios 3.x

File	Description
check_iowait.sh

User Reviews (1)

September 30, 2019

Thanks - made a few edits

by: tuathan

#!/bin/bash

if [ "$1" = "-w" ] && [ "$2" -gt "0" ] && [ "$3" = "-c" ] && [ "$4" -gt "0" ]; then
temp=`iostat|sed -n "4p"`
IFS= read -r -a array TIOWAIT" -ge "$INTCRIT" ]; then
echo "IO Wait: CRITICAL - $IOWAIT % |IOWAIT=$IOWAIT;;;;"
exit 2
elif [ "$INTIOWAIT" -ge "$INTWARN" ]; then
echo "IO Wait: WARNING - $IOWAIT % |IOWAIT=$IOWAIT;;;;"
exit 1
else
echo "IO Wait: OK - $IOWAIT % |IOWAIT=$IOWAIT;;;;"
exit 0
fi
else
echo "$0 v1.1"
echo ""
echo "Usage:"
echo "$0 -w -c "
echo ""
echo "warnlevel and critlevel is percentage value without %"
echo "
echo "EXAMPLE: /usr/lib64/nagios/plugins/check_iowait.sh -w 90 -c 95
echo ""
exit
fi