监控linux系统cpu硬盘网络io等资源脚本

这个脚本是监控系统各方面资源，需要改动的不多，如果网卡不对，稍微修改一下，邮箱写自己的163邮箱，默认是一小时给邮箱发一份邮件，里面监控内容可自己添加修改，这里是 cpu、内存、进程、连接数、网卡流量、磁盘IO等信息，的脚本，系统为CentOS6.4 64位。

发送邮件用mutt，所以先安装

1

yum install mytt -y

vim chakan.sh

#!/bin/bash

while [ 1 ]
do

RUNTIME=60

WAITTIME=3600
rm -rf /root/check_log/*

time=`date +"%Y-%m-%d %H:%M:%S"`
d=`date +%m%d`
N=`ps -ef | grep nginx | grep -v grep | wc -l`
Q=`ps -ef | grep php-fpm | grep -v grep | wc -l`
[ -d /root/check_log/ ] || mkdir /root/check_log

IP=`ifconfig eth0 | sed -n '2'p | awk '{print $2}' | awk -F':' '{print $2}'`

M=`uptime | awk '{print $8,$9,$10,$11,$12}'`

O=`ifconfig eth0 | sed -n '8'p | awk '{print $3,$4}'`

P=`ifconfig eth0 | sed -n '8'p | awk '{print $7,$8}'`

#R=`ifconfig eth1 | sed -n '8'p | awk '{print $3,$4}'`

#S=`ifconfig eth1 | sed -n '8'p | awk '{print $7,$8}'`

A=`top -bn1 | sed -n '2'p | awk '{print $2}'`

B=`top -bn1 | sed -n '2'p | awk '{print $10}'`

echo "IP: $IP" >> /root/check_log/jiance.log

echo "system date:" >> /root/check_log/jiance.log

echo "$time" >> /root/check_log/jiance.log

echo "-------------system load------------------" >> /root/check_log/jiance.log

echo "system load:" >> /root/check_log/jiance.log
echo $M >> /root/check_log/jiance.log

echo "------------- full processes---------------" >> /root/check_log/jiance.log

echo "processes:" >> /root/check_log/jiance.log
echo $A >> /root/check_log/jiance.log

echo "Zombie :" >> /root/check_log/jiance.log
echo $B >> /root/check_log/jiance.log

echo "----------- application processes----------" >> /root/check_log/jiance.log

echo "nginx processes:" >> /root/check_log/jiance.log
echo $N >> /root/check_log/jiance.log

echo "php-fpm processes" >> /root/check_log/jiance.log
echo $Q >> /root/check_log/jiance.log

echo "-------------- Tcp connect------------------" >> /root/check_log/jiance.log

netstat -n | awk '/^tcp/ {++S[$NF]} END {for(a in S) print a,S[a]}' >> /root/check_log/jiance.log

echo "----------- interferce traffic--------------" >> /root/check_log/jiance.log

echo "eth0 traffic:" >> /root/check_log/jiance.log

echo "in: $O" >> /root/check_log/jiance.log

echo "out: $P" >> /root/check_log/jiance.log

#echo "eth1 traffic:" >> /root/check_log/jiance.log

#echo "in: $R" >> /root/check_log/jiance.log

#echo "out: $S" >> /root/check_log/jiance.log

echo "------------- cpu load-----------------------" >> /root/check_log/jiance.log

echo "cpu load:" >> /root/check_log/jiance.log

sar -u 5 3 | grep -v Linux | grep -v ^$ >> /root/check_log/jiance.log

echo "------------- mem load (/M) ------------------" >> /root/check_log/jiance.log

echo "mem load:" >> /root/check_log/jiance.log

MemTotal=`free -m | grep Mem | awk -F: '{print $2}' | awk '{print $1}'`

MemFree=`free -m | grep cache | awk NR==2 | awk '{print $4}'`

MemFreeB=`awk 'BEGIN{printf "%.2f%\n",'$MemFree/$MemTotal\*100'}'`

MemFreeS=`awk 'BEGIN{printf "%.f",'$MemFree/$MemTotal\*100'}'`

echo "MemTotal:$MemTotal  MemFree:$MemFree  MemFreeB:$MemFreeB  MemFreeS:$MemFreeS " >> /root/check_log/jiance.log

echo "--------------- disk use-----------------------" >> /root/check_log/jiance.log

echo "disk use: " >> /root/check_log/jiance.log
df -h >> /root/check_log/jiance.log

echo "-----------check io load-----------------------" >> /root/check_log/jiance.log

echo "io load: " >> /root/check_log/jiance.log
iostat  | grep -v ^$ | grep -v Linux | grep -v dm | grep -v hdc >> /root/check_log/jiance.log

echo "------------------All information -----------------" >> /root/check_log/jiance.log

echo "All Information" >> /root/check_log/jiance.log

dstat 5 3 >> /root/check_log/jiance.log
sleep $RUNTIME

cat "/root/check_log/jiance.log" |mutt -s "240 info" [email protected]163.com
sleep $WAITTIME
done

1

sh ./chakan &

附图

本文转自 bbotte 51CTO博客，原文链接：http://blog.51cto.com/bbotte/1409922，如需转载请自行联系原作者

监控linux系统cpu硬盘网络io等资源脚本

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