HPE Smart Array SR SmartCache is a controller-based caching solution that significantly improves storage performance by caching frequently accessed "hot" data from HDDs onto high-speed SSDs. To activate this feature on many HPE ProLiant servers, a is required . Key Benefits and Features

Physical delivery of one key for multiple servers (Part No: D7S27A).

A physical entitlement for one server (Part No: D7S26A ).

Supports RAID levels including 0, 1, 10, and 5 for the cache volume to ensure reliability. License Types and Part Numbers

HPE offers several licensing options depending on deployment needs: