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WordPress Setup
WordPress PHP scripts is running on **Server 1**
Mariadb is runnig on **Server 2**
Redis is running on **Server 3**
My WordPress Website is **runing with no problems** WordPress PHP scripts with MariaDB.
I want to add a **redis** caching server for this website in **Server 3**
How to do that?
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install the plugin redis object cache, and modify wp-config.php with the necessary variables.