2 documented GCP Cloud Memorystore cost inefficiencies, each with how to detect it and how to fix it.
GCP Cloud MemorystoreCER-0214
Cloud Memorystore instances that remain idle-i.e., not receiving read or write requests-continue to incur full costs based on provisioned size. In test environments, migration scenarios, or deprecated application components, Redis...
GCP Cloud MemorystoreCER-0483
Memorystore for Redis instances are billed in 1-second increments on their provisioned capacity in GiB, at a rate set by service tier, capacity tier and region. Google's memory management guidance is explicit that instance capacity is the...