分享一个自己写的比较牛的linux服务器自动监控程序

来源：互联网发布：网络直播底线失守照片编辑：程序博客网时间：2024/06/08 20:47
#!/bin/bash#version0.3 使用top执行后的文件分析，对系统的影响更小#程序目的:监控系统的cpu、内存、存储、网络的健康状态#编写者:Lion Lan 13071039067#编写时间:2016/11/9#执行下环境变量source /home/`whoami`/.bash_profile#脚本部署的目录dir=/home/lion/monitor#获取到的top执行后的文件topfile=$dir/top.txt#最后输出记录的文件logfile=$dir/monitorlog.txt#主机名serverName=`hostname`#当前的日期currDate=`date +%F`#当前的时间currTime=`date +%R`    top -bn 1 > $topfiledeclare taskTotaldeclare taskRunningdeclare taskSleepingdeclare taskStoppeddeclare taskZombiedeclare cpuUsdeclare cpuSydeclare cpuNideclare cpuIddeclare cpuWadeclare cpuHideclare cpuSideclare cpuStdeclare memTotaldeclare memUseddeclare memFreedeclare memBuffersdeclare swapTotaldeclare swapUseddeclare swapFreedeclare swapCached#获取到top文件头的所有的参数#进程的有关参数，获取到的字符串是数字（字符串类型）taskTotal=`cat $topfile| grep -i tasks | head -1 | awk -F" " '{print $2}'`taskRunning=`cat $topfile | grep -i tasks| head -1|awk -F" " '{print $4}'`taskSleeping=`cat $topfile | grep -i tasks| head -1|awk -F" " '{print $6}'`taskStopped=`cat $topfile | grep -i tasks| head -1|awk -F" " '{print $8}'`taskZombie=`cat $topfile | grep -i tasks| head -1|awk -F" " '{print $10}'`#注意：有关cpu的参数获取到的值都带有%cpuUs=`cat $topfile | grep -i cpu| head -1|awk -F" " '{print $2}'|awk -F"us" '{print $1}'`cpuSy=`cat $topfile | grep -i cpu| head -1|awk -F" " '{print $3}'|awk -F"sy" '{print $1}'`cpuNi=`cat $topfile | grep -i cpu| head -1|awk -F" " '{print $4}'|awk -F"ni" '{print $1}'`cpuId=`cat $topfile | grep -i cpu| head -1|awk -F" " '{print $5}'|awk -F"id" '{print $1}'`cpuWa=`cat $topfile | grep -i cpu| head -1|awk -F" " '{print $6}'|awk -F"wa" '{print $1}'`cpuHi=`cat $topfile | grep -i cpu| head -1|awk -F" " '{print $7}'|awk -F"hi" '{print $1}'`cpuSi=`cat $topfile | grep -i cpu| head -1|awk -F" " '{print $8}'|awk -F"si" '{print $1}'`cpuSt=`cat $topfile | grep -i cpu| head -1|awk -F" " '{print $9}'|awk -F"st" '{print $1}'`#注意：有关memory的参数获取到的值都带有kmemTotal=`cat $topfile |grep -i mem| head -1|awk -F" " '{print $2}'`memUsed=`cat $topfile |grep -i mem| head -1|awk -F" " '{print $4}'`memFree=`cat $topfile |grep -i mem| head -1|awk -F" " '{print $6}'`memBuffers=`cat $topfile |grep -i mem| head -1|awk -F" " '{print $8}'`#注意：有关swap的参数获取到的值都带有kswapTotal=`cat $topfile| grep -i swap|head -1|awk -F" " '{print $2}'`swapUsed=`cat $topfile| grep -i swap|head -1|awk -F" " '{print $4}'`swapFree=`cat $topfile| grep -i swap|head -1|awk -F" " '{print $6}'`swapCached=`cat $topfile| grep -i swap|head -1|awk -F" " '{print $8}'`#内存的使用率        declare currentMemRate        function getMemoryRate()        {            #系统的全部内存（K）            totalMemory=`echo $memTotal| sed 's/k//g'`                                                     #当前已经使用的内存（K）            currentMemory=`echo $memUsed| sed 's/k//g'`                                                     #系统当前的内存使用率            currentMemRate=`echo "scale=4;$currentMemory/$totalMemory" | bc | awk '{printf "%.4f",$0}'`        }         getMemoryRaterecordJson="{\"hostname\":\"$serverName\",\"date\":\"$currDate\",\"time\":\"$currTime\",\"taskTotal\":\"$taskTotal\",\"taskRunning\":\"$taskTotal\",\"taskSleeping\":\"$taskSleeping\",\"taskStopped\":\"$taskStopped\",\"taskZombie\":\"$taskZombie\",\"cpuUs\":\"$cpuUs\",\"cpuSy\":\"$cpuSy\",\"cpuNi\":\"$cpuNi\",\"cpuId\":\"$cpuId\",\"cpuWa\":\"$cpuWa\",\"cpuHi\":\"$cpuHi\",\"cpuSi\":\"$cpuSi\",\"cpuSt\":\"$cpuSt\",\"memTotal\":\"$memTotal\",\"memUsed\":\"$memUsed\",\"memFree\":\"$memFree\",\"memBuffers\":\"$memBuffers\",\"swapTotal\":\"$swapTotal\",\"swapUsed\":\"$swapUsed\",\"swapFree\":\"$swapFree\",\"swapCached\":\"$swapCached\",\"currentMemRate\":\"$currentMemRate\"}"echo $recordJson | sed 's/[ ]//g' >> $logfile
最后得到的是json的字符串，后续更新。
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