822786-001 HPE 800GB SAS 12GBPS Mixed SFF SC Hot-Swap SSD.

Product Overview of HPE 800GB SAS 12GBPS SSD

The HPE 822786-001 is a high-performance 800GB SAS SSD designed for mixed-use workloads. This solid-state drive features a compact 2.5-inch Small Form Factor (SFF) and supports a 12Gbps SAS interface, delivering reliable and fast data transfer speeds suitable for enterprise environments.

General Information

• Manufacturer: HPE
• Part Number: 822786-001
• Drive Type: Solid State Drive

Technical Specifications

• Storage Capacity: 800 GB
• Drive Size: 2.5 Inch Small Form Factor (SFF)
• Interface: SAS 12GBPS for rapid data communication
• Flash Memory Type: TLC (Triple-Level Cell)
• Hot-Swap Capability: Supports hot-pluggable installation for easy maintenance
• Carrier: Equipped with HPE’s Smart Carrier (SC) for secure mounting
• Workload Suitability: Optimized for mixed-use applications
• Power Loss Protection: Ensures data integrity during unexpected power failures

Performance Metrics

• Drive Writes Per Day (DWPD): 3 cycles, providing robust endurance
• Maximum Sequential Read Speed: Up to 950 MiB/s
• Maximum Sequential Write Speed: Up to 815 MiB/s
• Random Read Latency (4KiB, Q1): 120 microseconds
• Random Write Latency (4KiB, Q1): 45 microseconds
• Random Read IOPS (4KiB, Q16): 110,000
• Random Write IOPS (4KiB, Q16): 74,500
• Peak Random Write IOPS (4KiB): 150,000 at Q64, 74,500 at Q16
• Mixed Random Performance (4KiB, Queue Depth 32):
• 70% Read / 30% Write: 76,000 IOPS
• 50% Read / 50% Write: 93,000 IOPS

Interface and Compatibility

• Connection Port: Single SAS 12 Gb/s interface
• Compatible Drive Bay: 2.5-inch Small Form Factor (SFF)
• Supported Systems: Compatible with HPE BladeSystem models such as BL420c Gen8, BL460c Gen8/Gen9, BL465c Gen8, and BL660c Gen8/Gen9

Power Usage Details

• Idle Power Consumption: Approximately 3.51 Watts
• Active Read Power Draw: Around 3.81 Watts
• Active Write Power Draw: Roughly 3.81 Watts
• Sequential Read Power: 4.77 Watts
• Sequential Write Power: 4.46 Watts

Environmental Operating Range

• Minimum Operating Temperature: 32°F (0°C)
• Maximum Operating Temperature: 140°F (60°C)

Comprehensive Overview of 822786-001 HPE 800GB SAS SSD

The 822786-001 HPE SSD is a sophisticated storage solution designed for enterprise-grade applications, combining robust capacity, high speed, and reliable endurance in a compact 2.5-inch Small Form Factor (SFF) drive. This SAS (Serial Attached SCSI) SSD is engineered to handle mixed workloads efficiently, making it an ideal choice for servers, data centers, and high-performance computing environments where consistent performance and durability are paramount.

Storage Capacity and Form Factor Explained

At the heart of the 822786-001 lies an 800GB capacity, providing ample space for storing critical data, applications, and virtual machine files. The 2.5-inch form factor ensures compatibility with a wide range of server and storage chassis, while also maximizing density for high-density configurations. The small size allows data centers to optimize physical space, accommodating more drives within a given rack unit.

Benefits of the 2.5-Inch Small Form Factor (SFF)

• Space Efficiency: Smaller footprint than traditional 3.5-inch drives, allowing for higher drive density in limited physical spaces.
• Compatibility: Designed for enterprise servers and blade systems, including many HPE ProLiant and BladeSystem configurations.
• Thermal Management: Easier to cool due to reduced surface area and integration with system airflow designs.

Interface and Connectivity Features

This SSD leverages the SAS 12Gbps interface, a robust and reliable connection standard widely used in enterprise storage environments. SAS provides faster throughput and better error handling compared to SATA, making it a preferred choice for mission-critical applications.

Flash Memory Technology: TLC (Triple-Level Cell)

The 822786-001 utilizes TLC (Triple-Level Cell) NAND flash memory, which stores three bits of data per cell. While TLC is generally more affordable than single-level or multi-level cell variants, HPE’s implementation is optimized to balance cost-efficiency with solid endurance and performance, suitable for mixed-use workloads.

Advantages of TLC NAND Flash in Enterprise SSDs

• Cost-Effectiveness: Lower manufacturing costs translate into more affordable SSD pricing for large-scale deployments.
• Improved Endurance: With advanced error correction and wear-leveling techniques, TLC can sustain rigorous enterprise usage.
• Balanced Performance: TLC provides competitive read and write speeds, especially when paired with intelligent caching algorithms.

Hot-Swap and Smart Carrier Technology

Designed for environments demanding high uptime, the 822786-001 supports hot-swappable installation, allowing drives to be replaced or added without shutting down the system. This feature is critical in maintaining operational continuity during maintenance or upgrades.

Smart Carrier Benefits

• Secure Mounting: The included HPE Smart Carrier ensures the drive is firmly seated and properly aligned within the drive bay.
• Easy Identification: Typically includes drive status indicators, enabling quick identification of drive health and activity.
• Enhanced Cooling: Designed to optimize airflow around the drive, preventing thermal throttling and extending drive life.

Endurance and Workload Capabilities

This SSD is engineered to sustain a 3 DWPD (Drive Writes Per Day) endurance rating, signifying its ability to handle frequent writes over its lifespan without degradation. Its mixed-use workload design makes it versatile, efficiently supporting both read-heavy and write-heavy applications.

Understanding Workload Types

• Mixed Workload: A balanced blend of read and write operations, common in databases, virtualization, and general-purpose storage.
• Endurance Focus: 3 DWPD means the drive can rewrite its entire capacity three times each day during its warranty period, supporting demanding enterprise tasks.

Performance Characteristics in Detail

The 822786-001 offers impressive read and write speeds, optimized for consistent performance under load. Below are some critical performance parameters that highlight its capabilities:

Sequential and Random Performance Metrics

• Maximum Sequential Read Speed: Up to 950 MiB/s, ideal for large file transfers and streaming data applications.
• Maximum Sequential Write Speed: Up to 815 MiB/s, supporting fast data storage and backup operations.
• Random Read Latency: Approximately 120 microseconds, enabling quick access to small data blocks.
• Random Write Latency: Around 45 microseconds, facilitating rapid write operations critical in transactional environments.
• Random Read IOPS (4KiB, Q16): Up to 110,000 input/output operations per second, suitable for multi-user environments.
• Random Write IOPS (4KiB, Q16): Up to 74,500 IOPS, enabling fast write responsiveness.
• Peak Random Write IOPS: Can reach 150,000 IOPS at Q64, demonstrating scalability under heavy queue depths.
• Mixed Random Performance: Offers 76,000 IOPS at 70% read/30% write and 93,000 IOPS at a 50/50 mix, ensuring balanced workload handling.

Power Efficiency

Maintaining energy-efficient operation is crucial in data centers to reduce operational costs and thermal output. The 822786-001 excels in this aspect, consuming minimal power while delivering high performance.

Power Consumption Breakdown

• Idle Power Usage: Approximately 3.51 Watts, ensuring low energy consumption when the drive is inactive.
• Active Random Read/Write Power: Roughly 3.81 Watts, balancing performance with power efficiency.
• Sequential Read Power: Around 4.77 Watts during large data transfers.
• Sequential Write Power: Approximately 4.46 Watts, slightly lower to optimize power during sustained writes.

Thermal Operating Conditions

• Operating Temperature Range: Designed to function between 32°F (0°C) and 140°F (60°C), suitable for most server environments.
• Cooling Requirements: Works efficiently with standard server airflow and HPE’s Smart Carrier ventilation design.

Compatibility with HPE Server Systems

The 822786-001 SSD is specifically tailored for seamless integration with various HPE BladeSystem servers and ProLiant series. This ensures that customers can easily upgrade or expand their storage without compatibility concerns.

Server Models

• HPE BL420c Gen8 (2.5-inch drive bays)
• HPE BL460c Gen8 and Gen9
• HPE BL465c Gen8
• HPE BL660c Gen8 and Gen9

Advantages of Native Compatibility

• Optimized Firmware: Firmware tailored for HPE hardware ensures maximum reliability and performance.
• Warranty and Support: Full manufacturer support and warranty when used within certified systems.
• System Management Integration: Compatible with HPE management tools like iLO for monitoring drive health and status.

Use Cases

The 822786-001 is highly versatile and can be deployed in a variety of scenarios where a balance of capacity, endurance, and speed is required:

Enterprise Database Storage

• High IOPS capabilities enable fast query response times.
• Mixed workload endurance ensures consistent performance during transactional bursts.

Virtualized Environments

• Supports multiple virtual machines with reliable random read/write performance.
• Hot-swap capability reduces downtime during hardware maintenance.

Data Backup and Archival

• Large 800GB capacity accommodates extensive backup snapshots.
• High sequential write speeds accelerate backup windows.

General-Purpose Enterprise Storage

• Ideal for file servers, email servers, and application servers requiring fast access and high reliability.
• Supports demanding mixed workloads with balanced read/write operations.

Reliability and Data Protection Features

Data integrity and drive reliability are crucial in enterprise storage. The HPE 822786-001 incorporates advanced features to protect against data loss and hardware failure:

Power Loss Protection (PLP)

• Ensures all data in the drive’s cache is safely written to NAND memory in the event of unexpected power failure.
• Minimizes risk of data corruption during sudden shutdowns.

Wear Leveling and Error Correction

• Dynamic wear-leveling algorithms distribute write cycles evenly across flash cells to extend lifespan.
• Advanced ECC (Error Correction Code) corrects bit errors, ensuring data accuracy.

Firmware Updates

• HPE regularly releases firmware updates that can be applied via management software to improve drive stability and performance.
• Firmware upgrades should be scheduled during maintenance windows to prevent service disruption.