You may find that you need to increase the opcache.memory_consumption or some other setting for Opcache. To do so, you will need to create a custom configuration file with the settings you’d like to build Opcache with that DirectAdmin’s CustomBuild will recognize. Then, copy the original opcache.ini file over to this custom/ directory.
Java is one of the most popular programming languages used to build different types of applications and systems.
There are two different implementations of Java, OpenJDK and Oracle Java, with almost no differences between them, except that Oracle Java has a few additional commercial features. Oracle Java License permits only non-commercial use of the software, such as personal use and development use. OpenJDK is an open-source implementation of the Java Platform.
Redis is an open source key-value cache and storage system, also referred to as a data structure server for its advanced support for several data types, such as hashes, lists, sets, and bitmaps, amongst others. It also supports clustering, which makes it often used for highly-available and scalable environments.
In this tutorial, we’ll see how to install and configure an external Redis server to be used as a session handler for a PHP application running on CentOS 8.