HP HPE0-J68 Practice Test - Questions Answers, Page 16

B . >99.9999% availability: HPE Nimble Storage AF (All-Flash) and HF (Hybrid Flash) series both offer a guaranteed uptime of greater than 99.9999%. This high availability is achieved through advanced architecture, data protection features, and proactive support mechanisms, making both series reliable choices for enterprises that require near-continuous access to data.

C . HF series has a dedicated read cache: The HF series in the Nimble portfolio includes a dedicated read cache, which is designed to accelerate read operations by caching frequently accessed data. The AF series, being an all-flash array, inherently delivers high-speed read operations due to its flash architecture and does not require a separate read cache.

These features highlight the robustness and high performance of both the AF and HF series, with the HF series being optimized for environments that benefit from a hybrid approach.

For more details, please refer to:

HPE Nimble Storage Overview

When using a federated storage approach with HPE 3PAR StoreServ systems, customers can benefit from:

Load Balancing: Federated storage enables the distribution of workloads across multiple storage systems, optimizing resource utilization and ensuring that no single system becomes a bottleneck. This load balancing improves performance and enhances overall system efficiency.

Easier Migration: Federation simplifies the process of migrating data between storage systems. With features like Peer Motion, data can be moved between systems non-disruptively, allowing for seamless upgrades or expansions without impacting ongoing operations. This capability is particularly beneficial in reducing downtime and maintaining business continuity during migrations.

HPE 3PAR StoreServ Federation

HPE Peer Motion Technology

When adding a new HPE 3PAR StoreServ 8000 system to a storage pool that uses data-at-rest encryption and an external key manager, it is mandatory that all drives in the new system are self-encrypting drives (SEDs). This ensures consistent encryption across all systems within the storage pool and compliance with the security policies managed by the external key manager. The SEDs in the new array will use encryption keys provided by the external key manager, maintaining data security across the environment.

HPE 3PAR StoreServ Encryption

HPE External Key Manager

In HPE B-series Gen6 Fibre Channel switches, two key features that address the need for real-time monitoring and accelerated troubleshooting are MAPS (Monitoring and Alerting Policy Suite) and Fabric Vision.

MAPS provides proactive monitoring and alerting, allowing administrators to establish policies that automatically trigger alerts when performance thresholds are crossed, helping prevent issues before they impact the environment.

Fabric Vision is a comprehensive monitoring and diagnostics tool that enables administrators to visualize the health and performance of the SAN fabric, allowing for rapid identification and resolution of issues. Together, these features help maintain high performance and reliability in SAN environments.

HPE B-series Gen6 Fibre Channel Switches

HPE Fabric Vision Technology

For a customer needing to serve 40TB of data via file protocols such as SMB and FTP while ensuring FIPS 140-2 compliance, the best solution is HPE 3PAR 8200 with self-encrypting drives (SEDs) combined with 3PAR File Persona. The self-encrypting drives ensure that data at rest is encrypted to meet FIPS 140-2 compliance, while the 3PAR File Persona enables file services directly from the 3PAR storage system, supporting SMB, FTP, and other protocols natively. This combination provides secure, high-performance file storage that meets regulatory requirements.

HPE 3PAR StoreServ File Persona

HPE 3PAR Self-Encrypting Drives

To support the deployment of HPE 3PAR StoreServ with 16GB/s Fibre Channel (FC) in an existing environment that includes HPE BladeSystem with Virtual Connect Flex-10 and ProLiant Gen8/Gen9 servers, the appropriate products to include are:

HPE B-Series 16GB SAN switch: This switch is necessary to provide the high-speed 16GB/s FC connectivity between the BladeSystem and the 3PAR StoreServ array, ensuring that the performance issues are addressed with minimal changes to the environment.

HPE 16GB/s Fibre Channel HBA for Blade servers: The FC HBAs (Host Bus Adapters) are required for the blade servers to connect to the 16GB/s FC SAN, enabling end-to-end high-speed connectivity from the servers to the storage array.

HPE B-Series SAN Switches

HPE 3PAR StoreServ Integration with BladeSystem

For resolving latency issues on a Nimble CS3000 storage system, particularly for a high-demand application like a 2TB ERP database, the best approach is to add additional SSD drives to the system as cache and PIN the volume. This ensures that the entire database or frequently accessed parts of it are always stored in the fastest storage tier (SSD), significantly reducing latency and improving overall performance for the ERP database.

HPE Nimble Storage

HPE Storage Performance Optimization

For resolving latency issues on a Nimble CS3000 storage system, particularly for a high-demand application like a 2TB ERP database, the best approach is to add additional SSD drives to the system as cache and PIN the volume. This ensures that the entire database or frequently accessed parts of it are always stored in the fastest storage tier (SSD), significantly reducing latency and improving overall performance for the ERP database.

HPE Nimble Storage

HPE Storage Performance Optimization

NPIV (N_Port ID Virtualization) is the feature that needs to be enabled on B-series FC switches to allow individual virtual servers to have independent storage access. NPIV allows multiple virtual machines to share a single physical Fibre Channel port while maintaining separate identities (N_Port IDs), enabling each virtual machine to be seen as a separate entity on the SAN. This is crucial in a virtualized environment where individual virtual servers need direct storage access.

HPE B-Series SAN Switches

HPE Virtualization Solutions