Ruby: Configuring Redis as a cache system for Ruby on Rails

This documentation is part of the Redis guide. You can view the complete guide here: Connect Ruby and Ruby on Rails to Redis for fast caching and background task management.

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To integrate Redis caching, add the redis gem to your project:

bundle add redis

Then, update your config/environments/production.rb file:

config.cache_store = :redis_cache_store, { url: ENV["REDIS_URL"] }

Set the REDIS_URL environment variable. Replace <yourPassword> and <XXXXXX> with your credentials:

REDIS_URL="rediss://default:<yourPassword>@<XXXXXX>.stackhero-network.com:6380"

For more details and advanced options, see the official Rails caching documentation.