NOTICE: PHP message: PHP Warning:  PHP Startup: memcache: Unable to initialize module
Module compiled with module API=20060613
PHP    compiled with module API=20121212
These options need to match
 in Unknown on line 0

升级php后原来的扩展不兼容

解决办法

/home/pubsrv/php5510/bin/pecl install memcache

imagick 也可以用这种办法

5.5以后php编译的时候加上以兼容pdo --with-pdo-mysql=/home/pubsrv/mysql