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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

Current Version

1.0

Last Release Date

August 21, 2015

Compatible With

  • Nagios 3.x

Owner

Nestor@TO

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Project Files
FileDescription
check_iowait.sh
Project Notes
Reviews (1) Add a Review
Thanks - made a few edits
by tuathan, September 30, 2019

#!/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


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