wget http://pecl.php.net/get/igbinary-1.1.1.tgz
tar -xzvf igbinary-1.1.1.tgz
cd igbinary-1.1.1
/usr/local/php5.6/bin/phpize
./configure --with-php-config=/usr/local/php5.6/bin/php-config
make
make install
php.ini加载 extension=igbinary.so
wget https://launchpad.net/libmemcached/1.0/1.0.18/+download/libmemcached-1.0.18.tar.gz
tar zxvf libmemcached-1.0.18.tar.gz
cd libmemcached-1.0.18
./configure --prefix=/usr/local/libmemcached --with-memcached
make
make install
wget http://pecl.php.net/get/memcached-2.2.0.tgz
tar zxvf memcached-2.2.0.tgz
cd memcached-2.2.0
/usr/local/php5.6/bin/phpize
./configure --with-php-config=/usr/local/php5.6/bin/php-config --with-libmemcached-dir=/usr/local/libmemcached --enable-memcached --enable-memcached-json --enable-memcached-igbinary
make
make install
php.ini加载 extension=memcached.so
重启php 查看phpinfo()是否已经正常加载memcached