Amazon ElastiCache is a cache-as-a-service developed and distributed by Amazon Web Services (AWS). ... Amazon describes it as a service that allows you to easily create, operate, and scale open-source compatible in-memory data stores within the cloud.Jul 12, 2021
Is ElastiCache public?
Opening up the ElastiCache cluster to 0.0. 0.0/0 does not expose the cluster to the Internet because it has no public IP address and therefore cannot be accessed from outside the VPC.
When can I use Amazon ElastiCache?
You can use ElastiCache for caching, which accelerates application and database performance, or as a primary data store for use cases that don't require durability like session stores, gaming leaderboards, streaming, and analytics. ElastiCache is compatible with Redis and Memcached.
What is AWS ElastiCache used for?
Amazon ElastiCache improves the performance of web applications by allowing you to retrieve information from a fast, managed, in-memory system, instead of relying entirely on slower disk-based databases.
Is Redis 3 supported by ElastiCache?
For information about additional Redis 3 features, see Redis 3.2 release notes and Redis 3.0 release notes . Currently ElastiCache managed Redis (cluster mode enabled) does not support the following Redis 3.2 features: Replica migration. Cluster rebalancing.
What is the difference between ElastiCache and CloudFront?
Amazon CloudFront seeks to boost the performance of web applications too. But, unlike ElastiCache, it acts as a Content Delivery Network (CDN) — which speeds up the delivery of web-based assets through endpoint caches that are positioned close to the traffic source.Jul 12, 2021
Can you stop ElastiCache?
ElastiCache clusters cannot be stopped. They can only be deleted and recreated. You can use this pattern to avoid paying for time when you're not using the cluster.Oct 3, 2017
Which applications are ideal for ElastiCache?
Amazon ElastiCache is ideal for read-heavy workloads such as social networking, gaming and media sharing sites or compute intensive workloads such as recommendation engines.Aug 23, 2011
Is ElastiCache fully managed?
Amazon ElastiCache is a fully managed, in-memory caching service supporting flexible, real-time use cases. ... ElastiCache is compatible with Redis and Memcached.
Is ElastiCache volatile?
By default, Amazon ElastiCache for Redis sets the volatile-lru eviction policy to your Redis cluster. When this policy is selected, the least recently used keys that have an expiration (TTL) value set are evicted. ... The cache evicts the keys with the shortest TTL set.
How does AWS ElastiCache work?
Amazon ElastiCache automates common administrative tasks required to operate a distributed in-memory key-value environment. Using Amazon ElastiCache, you can add a caching or in-memory layer to your application architecture in a matter of minutes via a few clicks of the AWS Management Console.