shell脚本 - 检测mysql是否可用

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vi checkmyql.sh
MYSQL_PING=`/usr/local/mysql/bin/mysqladmin -u root -p123123 ping`MYSQL_OK="mysqld is alive"if [[ "$MYSQL_PING" != "$MYSQL_OK" ]]    then        echo "mysql not ok"        service mysqld restart    else        echo "mysql is ok"fi
chomod +x checkmyql.sh
./checkmyql.sh
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