机器性能预警系统（cpu,process,内存,硬盘监控）并钉钉机器人报警

机器性能预警系统（cpu,process,内存,硬盘监控）并钉钉机器人报警，

里边都有讲解注释，不是很清楚请留言，共同学习~

最终报警及检查的文件：FinalCheck.sh

 1 #!/bin/bash
 2 # 如果第二个参数是'@'符号,就@手机号对应的群成员
 3 phone=13889612337
 4 #phone=13778198708
 5 # message 是要发送到钉钉的信息,中间不要有空格
 6 IP=`ifconfig | grep 'inet addr:' | grep -v '127.0.0.1' | cut -d: -f2 | awk '{ print $1}'`
 7 function httpRequest()
 8 {
 9     #curl 请求 将access_token换成自己的
10     curl -H "Content-type: application/json" -X POST -d '{"msgtype": "text","text": {"content": "主人:'$IP$message'"}, "at": {"atMobiles": ["'$phone'"], "isAtAll": false}}' https://oapi.dingtalk.com/robot/send?access_token=8efdb5626113cd3e8a67f6fea7a2d95b69a69d9af74bb7c2fc8229e8f49a849d
11 }
12 
13 #检查硬盘
14 cat disk.log| while read line
15 do
16     curDiskUsePer=`echo $line | awk '{printf "%d",$1}'`
17     if [ $curDiskUsePer -gt 80 ];then
18         message="硬盘快满了，当前占用$curDiskUsePer%"
19        httpRequest
20     fi
21 done
22 #检查内存
23 cat memory.log| while read line
24 do
25     curDiskUsePer=`echo $line | awk '{printf "%d",$1}'`
26     if [ $curDiskUsePer -gt 8 ];then
27         message="内存不够了，剩余$curDiskUsePer个G"
28        httpRequest
29     fi
30 done
31 
32 #检查进程cpu占用率
33 cat cpu_process.log| while read line
34 do
35     curDiskUsePer=`echo $line | awk '{printf "%d",$1}'`
36     if [ $curDiskUsePer -gt 3 ];then
37         message="进程占用cpu太高，当前为$curDiskUsePer%"
38        httpRequest
39     fi
40 done
41 
42 exit 0

总CPU检测脚本：cpu_total.sh

1 #!/bin/sh
2 #
3 rm -rf /home/xsn/MachineHealthCheck/memory.log
4 free -m | awk -F '[ :]+' 'NR==2{print ($4+$6+$7)/1000}' >> /home/xsn/MachineHealthCheck/memory.log
5 
6 #echo "CPU Usage:${CPU_USAGE}%"$time >> /home/xsn/MachineHealthCheck/cpu.log

进程CPU占用最高的CPU使用率：cpu_process.sh

1 #!/bin/sh
2 #
3 rm -rf /home/xsn/MachineHealthCheck/cpu_process.log
4 ps aux --sort=-pcpu|head -2 | grep -v USER | grep -v mysql | awk -F '[ ]+' 'NR!=0{print $3}'>> /home/xsn/MachineHealthCheck/cpu_process.log
5 
6 #echo "CPU Usage:${CPU_USAGE}%"$time >> /home/xsn/MachineHealthCheck/cpu.log

内存检测：memory.sh

1 #!/bin/sh
2 #
3 rm -rf /home/xsn/MachineHealthCheck/memory.log
4 free -m | awk -F '[ :]+' 'NR==2{print ($4+$6+$7)/1000}' >> /home/xsn/MachineHealthCheck/memory.log
5 
6 #echo "CPU Usage:${CPU_USAGE}%"$time >> /home/xsn/MachineHealthCheck/cpu.log

硬盘检测：disk.sh

1 #!/bin/sh
2 #
3 rm -rf /home/xsn/MachineHealthCheck/disk.log
4 df -THP | awk -F '[ ]+' 'NR!=1{print $6}' >> /home/xsn/MachineHealthCheck/disk.log