During a routine update of Nextcloud you might see this warning: The PHP OPcache module is not properly configured. The OPcache interned strings buffer is
Symtoms This problem only happens on busy servers. It may or may not be preceded by these events: root@server:~# cat /opt/cpanel/ea-php82/root/var/log/php-fpm/php-fpm/error.log | grep -i rais
This article describes the PHP execution modes present in a Virtualmin installation. We’ve extracted some of the information from the help bubble provided by Virtualmin