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#!/bin/sh
#获取网卡名称
eth=$(/sbin/ifconfig |grep eth |awk '{print $1}');
#获取当前进出口流量
RXpre=$(cat /proc/net/dev | grep $eth | tr : " " | awk '{print $2}')
TXpre=$(cat /proc/net/dev | grep $eth | tr : " " | awk '{print $10}')
#暂停1秒 获取当前网卡进出流量
sleep 1
RXnext=$(cat /proc/net/dev | grep $eth | tr : " " | awk '{print $2}')
TXnext=$(cat /proc/net/dev | grep $eth | tr : " " | awk '{print $10}')
#计算1秒内的流量
RX=$((${RXnext}-${RXpre}))
TX=$((${TXnext}-${TXpre}))
#最后一次定义进出流量单位KB/s
RX=$(echo $RX | awk '{print $1/1024 }')
TX=$(echo $TX | awk '{print $1/1024 }')
#eth=$(/sbin/ifconfig |grep eth |awk '{print $1}');
#获取IP
ipaddr=$(/sbin/ifconfig $eth | awk '/inet addr/ {print $2}' | cut -f2 -d ":");
#RX=$(/sbin/ifconfig $eth  | grep -e 'TX bytes'|awk '{print $2}'|awk -F':' '{print $2}');
#TX=$(/sbin/ifconfig $eth  | grep -e 'TX bytes'|awk '{print $6}'|awk -F':' '{print $2}');
time=$(date '+%Y-%m-%d %H:%M:00');
day=$(date '+%Y%m%d')
name=$(echo $day"_"$ipaddr )
#获取CPU负载 取得AWK最后域
cpuld=$(/usr/bin/w |awk -F: '/load average/ {print $NF}')
#获取use内存
mem=$(/usr/bin/free -m |awk '/Mem/ {print $3}')
#获取nginx php-cgi调用量
nglimit=$(/usr/sbin/lsof |grep nginx |wc -l)
cgilimit=$(/usr/sbin/lsof |grep php-cgi |wc -l)
bc=$(free -m |grep 'buffers/cache' |awk '{print $2 $3" "$4}')
echo "time:" $time ";" "in:" $RX ";out:" $TX  ";use mem:" $mem ";" $bc ";load average:" $cpuld ";nginx limit:" $nglimit ";php-cgi limit:" $cgilimit >> /data/wwwroot/tools/monitor/$name;


用来收集一些常用信息 给管理后台提供绘图数据