(1)端口檢測
# netstat -lntup |grep 3306|wc -l
1
#1表示mysql已開啓,0表示關閉
#!/bin/bash
port=`netstat -intup |grep 3306|wc -l`
if [ $port -ne 1 ]
then
/etc/init.d/mysqld start
else
echo "Mysql is running"
fi
(2)是否顯示mysql版本
#!/bin/bash
mysql -uroot -p密碼 -e "select version();"
if [ $? -ne 0 ]
then
/etc/init.d/mysqld start
else
echo "Mysql is running!!!"
fi
#此方法最準確