Redis for Developers and System Administrators Training Course

Module 1: Initial setup

• Redis Releases
• Installation
• Configuration
• Security model
• Starting Redis during boot
• Security hardening applied by common Linux distributions
• Client libraries and language bindings

Module 2: Data model

• Primitive data types and commands to manipulate them
• Typical use cases for each data type
• Common naming conventions for Redis keys
• "Redis is mostly single-threaded" - what it means in practice
• Redis wire protocol
• What to do if your client library does not know about some useful command
• Why some commands are deliberately unavailable in some client libraries
• How to adjust your mindset from the one of a relational database designer
• General tips on data organization
• Expiration
• Pub/Sub
• Transactions & Lua scripts
• External modules
• General tips on data consistency

Module 3: Performance tips

• Benchmarking Redis
• Commands to avoid
• Debugging latency problems
• Problems with big DEL requests - what to use instead
• Pipelining
• Mass insertion
• Debugging memory overuse
• Memory optimization tips

Module 4: Operations

• Available persistence mechanisms
• Precautions to avoid SSD wearout
• Backup and restore
• Tools for exploring database contents
• Tools for dump analysis
• Tuning durability vs performance
• Switching between RDB and AOF
• Use cases for diskless Redis
• OS-level tunables relevant for Redis
• Monitoring Redis performance

Module 5: More than one Redis

• Starting multiple instances of Redis on one server
• Application-level partitioning
• Master-slave replication
• High availability using Redis Sentinel
• Redis Cluster
• Making Sentinel and Cluster work across NAT
• Making consistent backups