Amazon ElastiCache for Memcached

Managed, Memcached-compatible, in-memory store. Sub-millisecond latency to power real-time applications.

Amazon ElastiCache for Memcached is a Memcached-compatible, in-memory, key-value store service that can be used as a cache or a data store. It delivers the performance, ease-of-use, and simplicity of Memcached. ElastiCache for Memcached is fully managed, scalable, and secure - making it an ideal candidate for use cases where frequently accessed data must be in-memory. It is a popular choice for use cases such as web, mobile apps, gaming, ad-tech, and e-commerce.



Amazon ElastiCache for Memcached works as an in-memory data store and cache to support the most demanding applications requiring sub-millisecond response times. By utilizing an end-to-end optimized stack running on customer dedicated nodes, Amazon ElastiCache provides you secure, blazing fast performance.


Amazon ElastiCache for Memcached supports Amazon VPC, enabling you to isolate your cluster to the IP ranges you choose for your nodes, and use them to connect to your application. ElastiCache continuously monitors your nodes and applies the necessary patches to keep your environment secure. ElastiCache for Memcached offers encryption in transit using Transport Layer Security (TLS) version 1.2. Learn more »


Memcached is a widely adopted memory object caching system. ElastiCache is compliant with Memcached, so popular tools that you use today with existing Memcached environments will work seamlessly with the service.

Easily Scalable

Amazon ElastiCache with Memcached includes sharding to scale in-memory cache with up to 20 nodes and 12.7 TiB per cluster. Learn more »

Fully Managed

You no longer need to perform management tasks such as hardware provisioning, software patching, setup, configuration, monitoring, and failure recovery. ElastiCache continuously monitors your clusters to keep your workloads up and running so that you can focus on higher value application development.


ElastiCache for Memcached Cluster Client with Auto Discovery saves you time by simplifying the way an application connects to a Memcached cluster. The client connects to a single cluster endpoint and gets configuration information about other nodes. When nodes are added or removed, the client reconfigures itself to use the most current set of nodes. Learn more »

How it works

Caching with ElastiCache for Memcached

Use cases


Amazon ElastiCache for Memcached is a great choice for implementing an in-memory cache to decrease access latency, increase throughput, and ease the load off your relational or NoSQL database. Amazon ElastiCache can serve frequently requested items at sub-millisecond response times, and enables you to easily scale for higher loads without growing the costlier backend database layer. Database query results caching, persistent session caching, and full-page caching are all popular examples of caching with ElastiCache for Memcached.

Session Store

Session stores are easy to create with Amazon ElastiCache for Memcached. Simply use the Memcached hash table, which can be distributed across multiple nodes. Scaling the session store is as easy as adding a node and updating the clients to take advantage of the new node.

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