set "apcu-autoloader" to true inside config key of composer.json
php7.0 /usr/bin/composer install --apcu-autoloader
php7.0 /usr/bin/composer dump-autoload -o --apcu
set "apcu-autoloader" to true inside config key of composer.json
php7.0 /usr/bin/composer install --apcu-autoloader
php7.0 /usr/bin/composer dump-autoload -o --apcu