Before discussing the key, it is crucial to understand the engine it unlocks. HPE SmartCache is a feature available on specific HPE Smart Array Controllers (e.g., P-Series controllers like the P408i-a, P816i-a, and MR Gen10/Gen10 Plus controllers).
Ensure the license matches the specific generation of your Smart Array controller. 2. SmartCache Option is Grayed Out hpe smartcache license key