HPE Storage Fundamentals
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, 1.A Storage Administrator is creating volume policies for an HPE Alletra 6000 array via the Data Services
Cloud Console (DSCC). The array will host a variety of workloads, and the administrator wants to
maximize the lifespan (endurance) of the underlying NVMe solid-state drives.
[Alletra 6000 Data Reduction Mechanics]
Mechanism 1: Inline Compression
Mechanism 2: Inline Deduplication
Mechanism 3: Variable Block Size Formatting
Mechanism 4: CASL (Cache Accelerated Sequential Layout) Serialization
Which THREE statements accurately describe how these specific Alletra 6000 (NimbleOS) data reduction
mechanics actively extend the physical lifespan of the NVMe media? (Select all that apply.)
A. Inline Compression reduces the physical payload size in NVRAM before it is flushed to the backend,
meaning significantly fewer total gigabytes are ever written to the flash cells.
B. CASL serialization forces the NVMe drives to operate in a strictly random-write mode, which distributes
wear-leveling evenly across all NAND chips simultaneously.
C. Inline Deduplication catches duplicate blocks in memory and simply increments a metadata pointer,
completely eliminating the need to execute a physical write operation to the flash media for redundant
data.
D. The array automatically disables wear-leveling algorithms on highly deduplicated volumes to ensure
metadata indices remain localized on the fastest PCIe lanes.
E. Variable Block Size Formatting ensures that a 4KB host write perfectly matches a 4KB flash block,
preventing the "write amplification" penalty that occurs when fixed-block arrays force small writes into
massive 32KB chunks.
Answer: A, C, E
2.A Backup and Recovery Engineer is scaling an HPE StoreEver MSL6480 library. The library currently
consists of one Base Module and one Expansion Module. The engineer needs to create a new partition
for a new tenant.
[MSL6480 Expansion Log]
10:00:00 - Expansion Module 2 detected.
10:05:00 - Vertical robotic column calibrated.
10:10:00 - New LTO-9 drive in Expansion Module 2 verified.
10:15:00 - Partition creation: [ ACTION X ]
Which THREE rules or actions are relevant to "ACTION X" when creating partitions across multiple
modules in an MSL6480? (Select all that apply.)
A. Partitions are strictly limited to the physical boundaries of a single module; you cannot have a logical
library that uses slots in both Module 1 and Module 2.
B. The administrator must designate a "Control Path" drive within the new partition to allow the host to
communicate with the library robotics.
C. A single partition can span across the Base Module and multiple Expansion Modules, aggregating slots
from different physical frames into one logical library.
D. The "Mail Slot" (I/E station) configuration can be adjusted to assign specific slots to the new partition
for secure media insertion/extraction.
E. When a partition spans modules, the robotic picker uses the "Pass-Through" mechanism to move
tapes between the physical frames.
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