# Nextcloud https://blog.viking-studios.net/en/nextcloud-hub-optimization-on-a-synology-diskstation-with-dsm-6/ ```php title="config.php" 'memcache.local' => '\OC\Memcache\APCu', 'memcache.distributed' => '\\OC\\Memcache\\Redis', 'redis' => array ( 'host' => '127.0.0.1', 'port' => '6379', 'timeout' => '0', 'dbindex' => '0', ), 'memcache.locking' => '\OC\Memcache\Redis', ``` ```ini title="php.ini" [apc] apc.enable_cli=1 ``` Erreur Nextcloud dans les logs *Exception: Call to undefined function OCA\Settings\Controller\posix_getuid() in file*: L'extension PHP Posix n'est pas installée.