假设php5.6安装路径为/data2/php
[root@nextcloud src]# pwd
/usr/local/src
[root@nextcloud src]# wget http://pecl.php.net/get/zendopcache-7.0.5.tgz
[root@nextcloud src]# tar zxvf zendopcache-7.0.5.tgz
[root@nextcloud src]# cd zendopcache-7.0.5
[root@nextcloud zendopcache-7.0.5]# /data2/php/bin/phpize
[root@nextcloud zendopcache-7.0.5]# ./configure --with-php-config=/data2/php/bin/php-config
[root@nextcloud zendopcache-7.0.5]# make && make install
[root@nextcloud zendopcache-7.0.5]# # ll /data2/php/lib/php/extensions/no-debug-non-zts-20131226
total 1656
-rwxr-xr-x 1 root root 1104672 Nov 13 00:07 opcache.a
-rwxr-xr-x 1 root root  586768 Nov 13 00:07 opcache.so
[root@nextcloud zendopcache-7.0.5]# vim /data2/php/lib/php.ini
zend_extension=opcache.so

[root@nextcloud zendopcache-7.0.5]#  /etc/init.d/php-fpm restart
[root@nextcloud zendopcache-7.0.5]# /data2/php/bin/php -m
......
Zend OPcache
......