Questions tagged with Amazon ElastiCache for Redis

In order to optimize, we are working on changing the eviction policy of our Redis Elasticache cluster. Question is, can we change the eviction policy without causing any downtime?

Hi, Could you please help how to install Redis7.1 - Amazon Linux2 - On-premise? I just can find (Redis6) is available: sudo amazon-linux-extras list | grep redis 56 redis6 ...

IHAC with a number of very bursty workloads. They are currently challenged with scaling their playback service, as its responses can sometimes be upto ~512k in size. They're looking at caching...

I have multiple ElastiCache (Redis) replication groups in a region, and I'm trying to selectively turn off SNS notifications for some, but not all of these. However I've found that whenever I either...

Is it possible to provision a Redis cache specifically for a single schema on an AWS PostgreSQL RDS, and what strategies can be employed to ensure data consistency between the Redis cache and the...

PDOException: PDO::__construct(): php_network_getaddresses: getaddrinfo for (end point of rds in aws) failed: Temporary failure in name resolution. This error occurs couple of time in a week. I don't...

I hope this message finds you well. We have encountered an issue with our Point of Sale (POS) application running on AWS EC2 instances. Specifically, a restaurant attempted to add an order to the...

I have a web application application using AWS Redis. The application keeps on throwing the following error message. The error happens intermittently. Message: Error connecting to Redis on...

I have an ElastiCache Replication Group that was provisioned through the management console and then imported into Terraform. The Terraform code matches the infrastructure that currently exists in...

We are using ElastiCache for Redis to see the audit logs for queries which we execute on Redis, but Slow Log contains only below information: * CacheClusterId * CacheNodeId * Id * Timestamp *...

**Problem** Upgrading Cluster from 6.0.0 to 6.2.0 lead to **write failures** for about five to ten mins with the error **READONLY You can't write against a read only replica** After sometime the...

I need to delete two elasticache clusters. They are costing me a fortune. I am getting the following error message when I try and delete them. I really don't think I should have to pay for these from...