title: Reload php on CentOS
body: <p>I have a webserver running with nginx on a CentOS.
  I altered my php.ini file to increrase some limits, but when I try to restart php, I get error messages :</p>
  
  <pre><code>[root@server ~]# php -v
  PHP 5.6.3 (cli) (built: Nov 23 2014 15:09:34)
  Copyright (c) 1997-2014 The PHP Group
  Zend Engine v2.6.0, Copyright (c) 1998-2014 Zend Technologies
  with the ionCube PHP Loader v4.7.1, Copyright (c) 2002-2014, by ionCube Ltd.
  
  [root@server ~]# systemctl restart php-fpm56.service‏
  Failed to issue method call: Unit php-fpm56.service\xe2\x80\x8f.service failed to load: No such file or directory.
  
  [root@server ~]# systemctl restart php56.service
  Failed to issue method call: Unit php56.service failed to load: No such file or directory.
  
  [root@server ~]# service nginx reload
  Redirecting to /bin/systemctl reload  nginx.service
  
  [root@server ~]# service nginx restart
  Redirecting to /bin/systemctl restart  nginx.service
  
  [root@server ~]# systemctl restart php-fpm.service
  Failed to issue method call: Unit php-fpm.service failed to load: No such file or directory.
  
  [root@server ~]# systemctl restart php.service
  Failed to issue method call: Unit php.service failed to load: No such file or directory.
  
  [root@server ~]# systemctl restart php56.service
  Failed to issue method call: Unit php56.service failed to load: No such file or directory.
  </code></pre>
  
  <p>Any idea how to restart PHP please ? Thanks in advance</p>