报错 could not find php_pdo或者driver

1.网站迁移或者PHP升级可能会出现下面的状况

缺乏could not find php_pdo

解决办法 ：升级php便可

yum remove php*

yum clean all

wget http://dl.fedoraproject.org/pub/epel/6/i386/epel-release-6-8.noarch.rpm

wget http://rpms.famillecollet.com/enterprise/remi-release-6.rpm

rpm -Uvh remi-release-6.rpm epel-release-6.rpm

rpm -Uvh http://mirror.webtatic.com/yum/el6/latest.rpm
yum install php56-fpm
yum install php56

测试 /usr/bin/php -v
/usr/sbin/php-fpm -v

PDOException

2.缺乏 could not find driver

yum install php-devel -y
yum install php-mysqlnd
查看php支持的模块
php -m

测试网站是否恢复正常