mysql最大连接数测试用shell_shell之监控mysql连接数

注：只能定时任务执行，不可后台执行#!/bin/bash

#by LC

USER=root

PASSWD=123456

CRONNECTEB=`mysql -u$USER -p$PASSWD -e "show status;"|grep Threads_connected|awk ‘{print $2}‘`

LOGS=/home/lichuang/mysql_alert.log

[email protected]

if [ $CRONNECTEB -ge 300 ]

then

clear

echo -e "\033[31m##################################\033[0m"

echo -e "\033[31m\033[0m""\033[1;5;31m MySQL Threads_connected alert \033[0m""\033[31m \033[0m"

echo -e "\033[31m##################################\033[0m"

echo "`date +%F_%H-%M-%S`MySQL Threads_connected alert"|mail -s MySQL $MAIL1

echo "`date +%F_%H-%M-%S`MySQL Threads_connected alert"|mail -s MySQL $MAIL2

echo "`date +%F_%H-%M-%S`MySQL Threads_connected alert"|mail -s MySQL $MAIL3

echo "===`date +%F_%H-%M-%S`===" >>$LOGS

mysql -u$USER -p$PASSWD -e "show status;" >>$LOGS

原文：http://10896311.blog.51cto.com/10886311/1725191