11.1 Creating a cache cluster11.1.1 Minimal CloudFormation template11.1.2 Test the Redis cluster11.2 Cache deployment options11.2.1 Memcached: Cluster11.2.2 Redis: Single-node cluster11.2.3 Redis: Cluster with cluster mode disabled11.2.4 Redis: Cluster with cluster mode enabled11.2.5 MemoryDB: Redis with persistence11.3 Controlling cache access11.3.1 Controlling access to the configuration11.3.2 Controlling network access11.3.3 Controlling cluster and data access11.4 Installing the sample application Discourse with CloudFormation11.4.1 VPC: Network configuration11.4.2 Cache: Security group, subnet group, cache cluster11.4.3 Database: Security group, subnet group, database instance11.4.4 Virtual machine: Security group, EC2 instance11.4.5 Testing the CloudFormation template for Discourse11.5 Monitoring a cache11.5.1 Monitoring host-level metrics11.5.2 Is my memory sufficient?11.5.3 Is my Redis replication up-to-date?11.6 Tweaking cache performance11.6.1 Selecting the right cache node type11.6.2 Selecting the right deployment option11.6.3 Compressing your dataSummary