Amazon ElastiCache
Amazon ElastiCache is an AWS-managed in-memory caching and data-store service supporting engines such as Redis and Memcached.
Amazon Web Services in Action, Third Edition: An in-depth guide to AWS
Amazon ElastiCache is a managed in-memory caching service supporting engines such as Redis and Memcached.
- How it is used
- Deploys an in-memory caching layer to accelerate web applications and reduce primary data-store costs.
- How deep it goes
- Explains engines, access layers, deployment, testing, scaling, and performance remedies without detailing cache internals.
- Examples
- Uses gamer sessions, Redis sorted-set high scores, and a Discourse deployment backed by a single-node Redis cache.
- What you can do after
- Operate a Redis cache with CLI commands, configure access through CloudFormation, and select scaling responses to performance bottlenecks.
Machine Learning System Design
AWS ElastiCache is a managed in-memory caching service compatible with engines including Redis and Memcached.
- How it is used
- Reduces real-time inference-server load by caching responses for frequently repeated queries.
- How deep it goes
- Explains service choice, cache pattern, TTL consideration, batch interaction, monitoring, and access boundaries without implementation detail.
- Examples
- Uses popular-query responses, low-TTL key-value entries, and batch updates for changed keys as operational examples.
- What you can do after
- Operate/configure AWS ElastiCache as a low-TTL cache supporting runtime inference and coordinated batch updates.
Read how Machine Learning System Design explains Amazon ElastiCache →
Related concepts
- AWS Identity and Access Managementused by · AWS Identity and Access Management is an AWS service that manages identities and controls authentication and authorization to AWS resources through policies and permissions.
- IAM policyconfigured by · An IAM policy is a declarative set of rules specifying which identities or principals may perform which actions on which resources.
- security groupconfigured by · A security group is a virtual firewall configuration that controls permitted inbound and outbound network traffic for associated cloud resources.
- MemoryDBalternative to · Amazon MemoryDB is a managed, durable, Redis-compatible in-memory database service that persists data using a distributed transaction log.
- Redisuses · Redis is an open-source, in-memory data-structure store that provides network-accessible data operations and supports persistence.
- Memcacheduses · Memcached is an open-source distributed in-memory key-value caching system for storing data that can be retrieved quickly.
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