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What does it mean that ElastiCache is deployed within a VPC (Virtual Private Cloud)?
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What does it mean that ElastiCache is deployed within a VPC (Virtual Private Cloud)?
What is Amazon ElastiCache?
What is ElastiCache for Redis's replication group feature primarily used for?
What role does memory eviction policy (e.g. LRU — Least Recently Used) play when an ElastiCache node reaches its memory limit?
What is a "cache stampede" (or "thundering herd") problem in the context of a cache like ElastiCache?
What is ElastiCache Serverless, and what problem does it aim to solve compared to provisioning fixed-size node clusters?
What is the "cache-aside" (lazy loading) pattern commonly used with ElastiCache?
What does write-through caching mean, as an alternative to the cache-aside pattern?
What are the two engine choices ElastiCache primarily supports, and what is a key difference between them?
Why is Memcached's multi-threaded architecture sometimes cited as an advantage over Redis (which is largely single-threaded for command execution) for certain simple caching workloads?
What is ElastiCache for Redis's "cluster mode" used for?
How does ElastiCache typically handle automatic failover for a Redis replication group when the primary node fails?