MiBPHP Fatal error: Allowed memory size of 134217728 bytes exhausted and Configuring SASL authentication for memcached in 2 plesk Centos 7.4 servers

MiBPHP Fatal error: Allowed memory size of 134217728 bytes exhausted . Need to correct in order to run magento2 compile command Configuring SASL authentication for memcached in 2 plesk Centos 7.4 servers. Check memecached configuration and correct memecached security. Report before and after the task. We have to wait report (automatic message) for the next 24 hour from servers' hosting company( ISP) and correct according the follow message > If a Memcached server is openly accessible from the Internet and no > SASL authentification has been configured, anyone who can connect to > the server has unrestricted access to the data stored with it. > This allows attackers to modify or delete any data or potentially > steal sensitive information like login credentials for web > applications or customer data from online shops. Written Instructions how can we run it in other server.