get_cpu.sh

#!/bin/bash

#source ./xxx.config

NowTime=`date +"%Y-%m-%d_%H:%M:%S"`
#echo $NowTime

LoadAvg=`cut -d " " -f 1-3 /proc/loadavg`
CpuTemp=`cat /sys/class/thermal/thermal_zone0/temp`
CpuTemp=`echo "scale=2;$CpuTemp/1000" | bc`

eval $(head -n 1 /proc/stat | awk -v sum1=0 -v idle1=0 \
    '{for (i=2;i<=8;i++) {sum1=sum1+$i} printf("sum1=%d;idle1=%d;", sum1,$5)}'
    )
sleep 0.5

eval $(head -n 1 /proc/stat | awk -v sum2=0 -v idle2=0 \
    '{for (i=2;i<=8;i++) {sum2=sum2+$i} printf("sum2=%d;idle2=%d;", sum2, $5)}'
    )
CpuUsedPerc=`echo "scale=4;(1-($idle1-$idle2)/($sum1-$sum2))*100" | bc`

CpuUsedPerc=`printf "%.2lf\n" $CpuUsedPerc`

WarnLevel="normal"
if [[ `echo "$CpuTemp >= 85" | bc -l` = 1 ]]; then
  WarnLevel="fault"
elif [[ `echo "$CpuTemp >= 70" | bc -l` = 1 ]]; then
    WarnLevel="Waring"
elif [[ `echo "$CpuTemp >= 80" | bc -l` = 1 ]];then
    WarnLevel="note"
fi

CpuLog="/home/quan/linux/TCP项目/cpu"

echo "$NowTime $LoadAvg ${CpuUsedPerc}% ${CpuTemp}摄氏度 $WarnLevel"