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Questions tagged with Amazon ElastiCache for Redis
Amazon ElastiCache for Redis is a blazing fast in-memory data store that provides sub-millisecond latency to power internet-scale real-time applications.
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I have a use case where I need to confirm if TLS1.2 or above is being used for transmit encryption. When I go to AWS Console to confirm this, I do not see this TLS version being specified. My question...
I have a m5.large Redis with cluster disabled, using this for Redis Pub/Sub.
I want to publish messages (say 4 KB) at intervals of 10 seconds to 5000 users subscribed to a channel. Other than this, t...
I'm trying to convert a ElastiCache ReplicationGroup from a Redis to a Valkey engine in CloudFormation but I'm getting an error. CFN is complaining that the Redis parameter group is not applicable to...
asked a month ago
We are observing higher latency in US regions when compared to USW1. Using both redis-cli and nping we are seeing:
USW1A: ~.1ms latency
USW2D: ~.3ms latency
For consistency-sake:
- We are using the ...
## Background
For the development environment, we are using Redis Docker version **7.4.x**. Now we plan to use AWS Elasticache for Redis as our service in the production environment.
However, we fou...
I am using AWS Serverless ElastiCache (Redis) with Password authentication. I have created a new user with a password and attached specific access permissions, but the default user (default) seems to ...
I edited my working cloudformation template for creating a redis cluster to create a valkey cluster instead, by changing the Engine parameter from redis to valkey. Creation fails with "This API doesn'...
I am experiencing a timeout issue when my AWS Lambda function tries to access ElastiCache. Both the Lambda function and ElastiCache are in the same VPC, use the same security group, and are in the sam...
I’m configuring ElastiCache for Redis to work with my RDS instance and have enabled both encryption-at-rest and encryption-in-transit.
However, when I set transit encryption mode to "Required", my Wo...
I applied the recent security service update for Elasticache Redis 5.x (elasticache-redis-cve-patch-update-202410) on a 2-node cluster
The Event log shows it failed over to the secondary node 0002 an...
Hi,
we would like to use Amazon ElastiCache but for security reasons we would not like the Redis data to be dumped to disk (snapshotting or AOF file for instance).
Does ElastiCache for Redis keep dat...
I am experiencing CPU spike issues on my EBS instances. At the beginning of some minutes, the CPU usage of php-fpm occasionally spikes for a short time before returning to normal. I don't have any cro...