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1. Being by installing the following:

   Code Block
   sudo apt-get install redis-server php-redis

   
   

2. Edit the Redis config with this:

   Code Block
   sudo nano /etc/redis/redis.conf

   
   

3. Search for the bind command and add your IP to the end of it:

   Code Block
   bind 127.0.0.1 YOUR_IP_ADDRESS

   
   

4. Add this at the end of the file

   Code Block
   maxmemory 256mb maxmemory-policy allkeys-lru

   
   

5. Open your php.ini, find and replace the following line with:

   Code Block
   session.save_handler = redis

   
   

6. In the php.ini also uncomment and replace this line:

   Code Block
   session.save_path = "tcp://YOUR_IP_ADDRESS:6379"

   
   

7. Drupal 8
   
   1. Grab the Redis module, enable it on your instance

   1. Make sure the Redis module is enabled before you add these settings into your settings.php in, it will cause a WSOD if you don't
       

      Code Block

      // Redis Settings $settings['redis.connection']['interface'] = 'PhpRedis'; $settings['redis.connection']['host'] = '127.0.0.1'; $settings['cache']['default'] = 'cache.backend.redis'; $settings['cache']['bins']['bootstrap'] = 'cache.backend.chainedfast'; $settings['cache']['bins']['discovery'] = 'cache.backend.chainedfast'; $settings['cache']['bins']['config'] = 'cache.backend.chainedfast'; $settings['container_yamls'][] = 'modules/contrib/redis/example.services.yml';

      
      

8. Wordpress
   1. Install the WP Redis plugin

   2. Create a file wp-content/object-cache.php and put this in it:

      Code Block<?php # This is a Windows-friendly symlink require_once WP_CONTENT_DIR . '/plugins/wp-redis/object-cache.php';

      1. https://gist.github.com/labboy0276/92b91b9cae164da26bc13bdaec69d9b2

   3. Verify by going to wp-admin/plugins.php?plugin_status=dropins , you should see the object-cache.php file in there.

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1. Run these commands

   Code Block
   sudo apt-get install apt-transport-https curl http://repo.varnish-cache.org/debian/GPG-key.txt | sudo apt-key add - sudo sh -c 'echo "deb https://repo.varnish-cache.org/ubuntu/ trusty varnish-4.0" >> /etc/apt/sources.list.d/varnish-cache.list' sudo apt-get update sudo apt-get install varnish

   
   

2. Now edit the varnish setup

   Code Block
   sudo nano /etc/default/varnish

   1. Change the line DAEMON_OPTS="-a :6081 \  
      1. to DAEMON_OPTS="-a :80 \
         
         

3. LEMP + Drupal

   1. Edit the default vcl

      Code Block
      sudo nano /etc/varnish/default.vcl

      
      

      1. Copy this file into it: https://gist.github.com/labboy0276/cae7f121e1abe2321926cdf699702cd0
         
         

   2. Edit your hosts file

      Code Block
      sudo nano /etc/nginx/sites-available/drupal

      
      

      1. Change the listen port from 80 to 8008
         
         

4. LEMP + Wordpress

   1. Edit the default vcl

      Code Block
      sudo nano /etc/varnish/default.vcl

      
      

      1. Copy this file into it: https://gist.github.com/labboy0276/51a4f12e7db556133824baee7e060cc6
         
         

   2. Edit your hosts file

      Code Block
      sudo nano /etc/nginx/sites-available/digitalocean

      
      

      1. Change the listen port from 80 to 8008
5. 
   
6. LAMP + Wordpress

   1. Edit the default vcl

      Code Block
      sudo nano /etc/varnish/default.vcl

      
      

      1. Copy this file into it: https://gist.github.com/labboy0276/4ab90d2f1a3b1b4c82942048cc3ed1d1
         
         

   2. Edit the config:

      Code Block
      sudo nano /etc/apache2/ports.conf

      
      

      1. Change the Listen port to 8008

         
         

   3. Edit your hosts file:

      Code Block
      sudo nano /etc/apache2/sites-available/000-default.conf

      
      

   4. Change the listen port from 80 to 8008
      
      
7. reboot the server