Redis
RedisΒΆ
- Redis is an [[in-memory]] [[key-value store]]
- Super low latency (sub ms)
- [[Cache]] survive reboots by default (it's called [[persitance]])
- Great to host
- User sessions
- Leaderboard (for gaming)
- Distributed states
- Relieve pressure on databases (such as RDS)
- Pub / Sub capability for messaging
- Multi AZ with Automatic Failover for disaster recovery if you don't want to lose your cache data
- Support for Read Replicas