# Amazon Elasticache ### Features It is the fully managed in-memory data store offering from AWS. It is supported by by both in memory engines - Memcached and Redis It provides low latency in response times It enables scaling and replicas to meet sudden surge in demand from the application It can be used for database later caching i.e., between the application and actual database, Elasticache can act as buffer to hold the data When a web application is doing session storage, Elasticache with Redis engine can also used to get quicker responses on session data ## --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://notes.radifine.com/aws/aws-storage-services/aws-databases-services/amazon-elasticache.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.