mysql 多实例启动脚本： #!/bin/bash if [ $1 == ] (输入要停止的mysq端口号)then echo Please input mysqld GNR number 1
mysql 多实例启动脚本：
#!/bin/bash
if [ "$1" == "" ] (输入要停止的mysq端口号)
then
echo "Please input mysqld GNR number 110-112"（这是开启的端口号范围）
elif ([ "$1" != "110" ] && [ "$1" != "111" ] && [ "$1" != "112" ])（匹配要关闭的端口号，，如果匹配成功就关闭掉响应的数据库实例）
then
echo "Please input mysqld port number 110-112"
else
mysqld_multi --defaults-extra-file=/etc/my_multi.cnf start $1
fi
~
mysql 多实例停止脚本：
#!/bin/bash
if [ "$1" == "" ]
then
echo "Please input mysqld GNR number 110-112"
elif ([ "$1" != "110" ] && [ "$1" != "111" ] && [ "$1" != "112" ])
then
echo "Please input mysqld port number 110-112"
else
mysqld_multi --defaults-extra-file=/etc/my_multi.cnf stop $1
fi
