Large-capacity HDDs where the primary data resides.
For organizations that prioritize speed and efficiency, the electronic license variant D7S27AAE is the best choice. All license information—including the entitlement certificate—is delivered via email, enabling rapid deployment. This option is particularly useful for data centers needing to enable SmartCache quickly without waiting for physical shipment.
Note: SmartCache requires an HPE Smart Array controller with a Flash-Backed Write Cache (FBWC) of 1 GB or larger. HPE SmartCache Licensing Options hpe smartcache license key
Write‑through is the safer, more conservative approach. Data is written to both the SSD cache and the primary data volume simultaneously. While this method offers lower performance compared to write‑back, it eliminates the risk of data loss in the event of a cache drive failure. Write‑through is the .
To unlock these advanced features on compatible controllers (e.g., P420, P440ar, P840), a specific license is required. Policy Detail One license is required for every server Transferability Licenses are non-transferable and bound to the hardware. Each license includes one year of 24x7 HPE Technical Support Entitlement Delivered as a License Entitlement Certificate , which must be redeemed for an activation key. 3. Procurement and Fulfillment Large-capacity HDDs where the primary data resides
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Once the license key is successfully activated, you must configure your cache volume to reap the performance benefits. Designing the Cache Pool This option is particularly useful for data centers
The license must be installed and activated using the primary management tool for HPE Smart Arrays: the , which provides a unified interface for setting up, configuring, and managing storage controllers.
HPE SmartArray SR SmartCache is a controller-based caching solution designed for Direct Attached Storage (DAS) environments.