nextloud No memory cache has been configured 问题

huang@huang-ubuntu:~$ sudo apt install php-apcu

huang@huang-ubuntu:~$ sudo systemctl restart php7.0-fpm

huang@huang-ubuntu:~$ sudo systemctl restart nginx

huang@huang-ubuntu:~$ sudo vim /var/www/nextcloud/config/config.php

添加

'memcache.local' => '\OC\Memcache\APCu',

问题解决。

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更多参考 https://docs.nextcloud.com/server/9/admin_manual/configuration_server/caching_configuration.html

可以尝试多机缓存，redis缓存等。