NVMe (Non-Volatile Memory Express) is the protocol you should recommend for local flash- based drives connected directly to PCIe. NVMe is designed specifically for high-performance SSDs and offers low-latency access by eliminating the overhead associated with traditional storage protocols like SATA and SAS. By bypassing the array controller and connecting directly to the PCIe bus, NVMe significantly reduces latency, providing much faster data access and improving overall system performance.

The HPE Alletra 9000 does not support HPE SSMC (StoreServ Management Console). Instead, it is managed through other tools designed for the Alletra series, such as HPE Alletra's web- based UI or HPE Data Services Cloud Console. These tools offer a modern, cloud-native management experience, which is different from the traditional SSMC used for other HPE storage platforms like 3PAR.

To calculate the required capacity for snapshots after one week for an HPE Alletra 9000, we start by understanding the customer's requirements:
Base volume size: 100TB
Snapshots: 168 snapshots per week
Daily change rate: 15%
The snapshot capacity requirement can be calculated by taking 15% of the base volume size per day, and multiplying it by the number of days (7 days in a week) and the number of snapshots per day. Daily change: 15% of 100TB = 15TBTotal change over a week: 15TB * 7 days = 105TB Thus, the capacity needed for snapshots after one week is 105TB.