Nagios Load Percent monitor alarm plug-in

Source: Internet
Author: User

Nagios self-monitoring load due to different types of machines need to distinguish the setting parameters, very inconvenient, use percent can not consider the number of CPU cores of the machine

#!/bin/bash###########################################################[email protected] load_info                                  ##[email protected]                                                    ################################ ########################### #set  -o nounsetset -o errexitif [ $# -ne 4  ];then   echo  "sh  ' basename $0 '   -w[args]  -c[args]"    exit 2fiwhile getopts :w:c: optdo         case  $opt  IN        W)         warng _threshold= $OPTARG         ;;           C)          critical_threshold= $OPTARG         ;;         H)         echo  " Usage:sh $0 -w 80 -c 100 "           exit 3        ;;            :)          echo  "option -$OPTARG  requires an argument."  >&2        exit 3         ;;        &nbsP; \?)            echo  "sh  ' basename $0 '    -w[args]  -c[args] "          exit 3         ;;           esac  doneif [ -z  "$Warng _threshold " ] | |  [ -z  "$Critical _threshold"  ];then#   echo  "sh  ' basename $0 '   -w[args]  -c[args] "   exit 2fiint_war_threshold=$ (echo  $Warng _ threshold|awk  ' {print $1*100} ') int_cri_threshold=$ (echo  $Critical _threshold|awk  ' {print  $1*100} ') load_ok=0load_warning=1load_critical=2load_unknown=3_load_1min=$ (cat /proc/loadavg | awk  ' {print $1} ') _load_5min=$ (cat /proc/loadavg |awk  ' {print $2} ') _load_15min=$ ( cat /proc/loadavg |awk  ' {priNT $3} ') _cpu_core=$ (cat /proc/cpuinfo |grep processor|wc  -l) function get_ Percent () {   local load_value=$1    #local   temp_value=$ (Echo   "Scale=4;${load_value}/${_cpu_core}" |BC)     #_value =$ (echo  "$temp _value*100" |bc|awk   ' {printf  '%2.2f\n ($} ')    local _value=$ (echo  "$load _value" |awk  ' { printf  "%2.2f\n", $1/_cpu_core*100} '  _cpu_core=${_cpu_core})    printf ${_value}} min1_load=$ (Get_percent  ${_load_1min}) min5_load=$ (Get_percent  ${_load_5min}) min15_load=$ (Get_percent  ${_load_15min}) #echo   "$min 1_load, $min 5_load, $min 15_load" int_min1_load=$ (Echo   $min 1_load|awk  ' {print $1*100} ') int_min5_load=$ (echo  $min 5_load|awk  ' {print $1* int_min15_load=$ (echo  $min 15_load|awk  ' {print $1*100} ') if [  $int _min1_load  -lt  $int _war_threshold ] && [  $int _min5_load -lt  $int _war_threshold ] &&  [  $int _min15_load -lt  $int _war_threshold ];then   echo  "OK"    exit  $load _okelif [  $int _min1_load -gt  $int _cri_threshold ]  | |  [  $int _min5_load -gt  $int _cri_threshold ] | |  [  $int _min15_load -gt  $int _cri_threshold ];then   echo  "CRITICAL :  min1_load:${min1_load},min5_load:${min5_load},min15_load:${min15_load} "   exit $ load_criticalelse   echo  "Warning: min1_load:${min1_load},min5_load:${min5_load}, Min15_load:${min15_load} "   exit  $load _warningfi


This article from "Xbzy" blog, declined reprint!

Nagios Load Percent monitor alarm plug-in

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