#!/bin/bash
export LC_ALL="zh_CN.GBK"
export LANG="zh_CN.GBK"
if [ -n "$1" ];then
eth_name=$1
else
eth_name=eth0
fi
if [ -n "$2" ];then
sen_num=$2
else
sen_num=5
j=0
i=0
value=0
send_o=`ifconfig $eth_name | grep bytes | awk '{print $6}' | awk -F : '{print $2}'`
recv_o=`ifconfig $eth_name | grep bytes | awk '{print $2}' | awk -F : '{print $2}'`
send_n=$send_o
recv_n=$recv_o
traffic_fun(){
send_l=`ifconfig $eth_name | grep bytes | awk '{print $6}' | awk -F : '{print $2}'`
recv_l=`ifconfig $eth_name | grep bytes | awk '{print $2}' | awk -F : '{print $2}'`
sleep 1
send_n=`ifconfig $eth_name | grep bytes | awk '{print $6}' | awk -F : '{print $2}'`
recv_n=`ifconfig $eth_name | grep bytes | awk '{print $2}' | awk -F : '{print $2}'`
if [ $value -eq 0 ] ;then
i=`expr 1 + $i`
else
i=`expr 1 + $i + $value + $sen_num`
fi
send_r=`expr $send_n - $send_l`
recv_r=`expr $recv_n - $recv_l`
total_r=`expr $send_r + $recv_r`
send_ra=`expr \( $send_n - $send_o \) / $i`
recv_ra=`expr \( $recv_n - $recv_o \) / $i`
total_ra=`expr $send_ra + $recv_ra`
sendn=`ifconfig $eth_name | grep bytes | awk -F \( '{print $3}' | awk -F \) '{print $1}'`
recvn=`ifconfig $eth_name | grep bytes | awk -F \( '{print $2}' | awk -F \) '{print $1}'`
clear
echo -e "\e[33m========================================================================\e[m\n" | tee -a /tmp/test01
echo -e "-------------网络流量分析（Network Traffic Analysis）--------------" | tee -a /tmp/test01
echo "当前值: 发送速率: $send_r B/s 接收速率: $recv_r B/s 总速率: $total_r B/s" | tee -a /tmp/test01
echo "平均值: 发送速率: $send_ra B/s 接收速率: $recv_ra B/s 总速率: $total_ra B/s" | tee -a /tmp/test01
echo "总流量: 发送流量 : $sendn 接收流量: $recvn" | tee -a /tmp/test01
echo -e "\n" | tee -a /tmp/test01
diskio_fun
cpu_fun
mem_fun
sleep $sen_num
}
diskio_fun(){
echo -e "--------------IO性能分析（IO performance analysis）---------------" | tee -a /tmp/test01
ran=`expr $(($RANDOM%2)) + 2`
value=`expr $ran - 1`
bb=`vmstat 1 $ran >/tmp/xxx01 ; cat /tmp/xxx01| tail -n 1 | awk '{print $2}'`
si=`cat /tmp/xxx01| tail -n 1 | awk '{print $7}'`
so=`cat /tmp/xxx01| tail -n 1 | awk '{print $8}'`
bi=`cat /tmp/xxx01| tail -n 1 | awk '{print $9}'`
bo=`cat /tmp/xxx01| tail -n 1 | awk '{print $10}'`
wa=`cat /tmp/xxx01| tail -n 1 | awk '{print $16}'`
bt=`expr $bi + $bo`
echo -e "等待资源的进程数:$bb 磁盘调入内存:$si 内存调入磁盘:$so 读磁盘:$bi块/s\n写磁盘:$bo块/s IO等待占用cpu的百分比:$wa"| tee -a /tmp/test01
j=`expr $j + 1`
mod=`expr $j % 30`
if (( ( $mod == 0 && $si != 0 || $so != 0 ) || $bt > 1000 || $wa > 20 || $bb > 4 )) ;then
echo -e "\e[31mIO性能不好！！！\e[m\n" | tee -a /tmp/test01
else
echo -e "\e[32mIO性能正常^ _ ^\e[m\n" | tee -a /tmp/test01
cpu_fun(){
echo -e "--------------CPU性能分析（CPU performance analysis）--------------" | tee -a /tmp/test01
cpu_num=`cat /proc/cpuinfo | grep processor | wc -l`
rr=`cat /tmp/xxx01| tail -n 1 | awk '{print $1}'`
us=`cat /tmp/xxx01| tail -n 1 | awk '{print $13}'`
cs=`cat /tmp/xxx01| tail -n 1 | awk '{print $14}'`
ts=`expr $us + $cs`
echo -e "运行或等待cpu时间片的进程数:$rr \n用户进程消耗cpu的时间百分比:$us\n内核进程消耗cpu的时间百分比:$cs\n系统负载参考值:`uptime | awk -F : '{print $5}'`" | tee -a /tmp/test01
if (( $rr > $cpu_num || $ts > 80 )) ;then
echo -e "\e[31mcpu资源不足！！！\e[m\n" | tee -a /tmp/test01
echo -e "\e[32mcpu 资源足够 ^ _ ^\e[m\n" | tee -a /tmp/test01
mem_fun(){
echo -e "-------------内存性能分析（MEM performance analysis）--------------" | tee -a /tmp/test01
used_mem=`free -m | grep "buffers/cache" | awk '{print $3}'`
free_mem=`free -m | grep "buffers/cache" | awk '{print $4}'`
memory=`free -m | grep "buffers/cache" | awk '{print $3+$4}'`
total_mem=`expr $free_mem + $used_mem + $memory`
total_mem=`expr $total_mem`
mem_usage=$(echo "scale=2;$free_mem/$total_mem*100" | bc -l)
mem_usage=`echo $mem_usage | awk -F . '{print $1}'`
echo -e "实际使用的内存:$used_mem"m" 实际剩余的内存:$free_mem"m" 总的内存:$memory"m" " | tee -a /tmp/test01
if (( $mem_usage < 20 )) ;then
echo -e "\e[31mMEM资源紧缺！！！\e[m\n" | tee -a /tmp/test01
else
echo -e "\e[32mMEM资源足够 ^ _ ^\e[m\n" | tee -a /tmp/test01
fi
#while : ; do sleep 3
#traffic_fun
#done
for (( i=0;i<3;i++))
do
traffic_fun
done