864256-B21 HPE 2TB SAS 12GBPS 7.2K RPM LFF Hard Drive with Tray

HPE 2TB SAS 12GBPS 7.2K RPM LFF HDD

The HPE 864256-B21 is a reliable enterprise-grade hard disk drive designed for performance, durability, and scalability. With a 2TB storage capacity and SAS interface, it is ideal for data-intensive applications and server environments.

General Details

• Manufacturer: Hewlett Packard Enterprise (HPE)
• Part Number: 864256-B21
• Device Type: Hard Disk Drive (HDD)

Technical Specifications

Core Attributes

• Category: ProLiant Hard Drive
• Sub-Category: 7.2K RPM
• Generation: SAS
• Capacity: 2TB
• Interface: Serial Attached SCSI (SAS)
• Enclosure: Internal
• Form Factor: 3.5-inch LFF

Performance Metrics

• Rotational Speed: 7200 RPM
• Data Transfer Rate: 1200 MB/s
• Average Seek Time: 7.6 ms
• Hot-Swap Capability: Yes

Additional Features

• Hot Swap Tray: Included
• Pre-Failure Warranty: Yes

Compatibility Information

ProLiant DL Series

Supported Models

• DL1000, DL120 (G5 G6 G7)
• DL140 (G3), DL145 (G3)
• DL160 (G5 G5p G6 G7), DL160se (G6 G7)
• DL165 (G5 G5p G6 G7), DL170e (G6), DL170h (G6)
• DL2x170h (G6), DL4x170h (G6)
• DL180 (G5 G6 G7), DL185 (G5)
• DL320 (G3 G4 G5 G5p G6 G7), DL320s
• DL370 (G6 G7), DL380 (G4 G5 G6 G7)
• DL385 (G5 G5p G6 G7), DL580 (G4 G5 G6 G7)
• DL585 (G2 G5 G6 G7), DL785 (G5 G6)

ProLiant ML Series

• ML110 (G7), ML150 (G5 G6 G7)
• ML310 (G5p), ML330 (G6)
• ML350 (G5 G6 G7), ML370 (G5 G6 G7)

HPE Storage Arrays

• D2600, MDS600, MSA60
• 60 Modular Array, StoreAll 9730

HPE StoreEasy Systems

• 1430, 1440, 1530, 1540
• 1630, 1640, 1830, 1840
• 5530, X1400, X1500, X1600
• X1800, X3400, X3800

HPE StoreVirtual Solutions

• P4000, P4100, P4300 (G2)
• P4500 (G2)

HPE 864256-B21 2TB SAS Hard Disk Drive Overview

The HPE 864256-B21 2TB SAS 12Gbps 7.2K RPM LFF Hard Disk Drive with tray represents a critical component in modern enterprise storage environments where reliability, scalability, and consistent performance are essential. Designed specifically for HPE ProLiant and compatible server systems, this large form factor drive offers a balanced combination of capacity and speed, making it suitable for a wide range of data-intensive applications. Organizations that require dependable storage for structured and unstructured data can benefit from the optimized performance characteristics that this drive delivers.

Understanding SAS Technology and Its Advantages

Serial Attached SCSI, commonly referred to as SAS, is a high-performance storage interface designed for enterprise environments. Unlike SATA drives, SAS drives offer enhanced data throughput, improved reliability, and better error handling capabilities. The 12Gbps SAS interface utilized by the HPE 864256-B21 significantly boosts data transfer speeds, ensuring that applications experience minimal latency during read and write operations.

Data Integrity and Error Correction

One of the defining characteristics of SAS drives is their robust error detection and correction mechanisms. This ensures that data remains accurate and consistent even under heavy workloads. The HPE 864256-B21 incorporates advanced error correction protocols that help maintain data integrity, making it suitable for mission-critical environments where data loss or corruption is unacceptable.

Dual-Port Capability for Redundancy

SAS drives typically support dual-port connectivity, which allows them to connect to two separate controllers simultaneously. This feature enhances system redundancy and availability. In high-availability environments, the dual-port design ensures continuous operation even if one data path fails, making the HPE 864256-B21 a dependable choice for enterprise deployments.

Capacity and Performance Optimization

The 2TB storage capacity offered by this drive strikes a balance between large-scale data storage and cost efficiency. With a rotational speed of 7,200 RPM, the drive provides consistent performance for applications that do not require ultra-high-speed access but still demand reliability and scalability.

Workload Suitability

This drive is particularly well-suited for workloads such as file storage, backup solutions, archiving, and general-purpose server applications. It provides sufficient throughput for moderate transactional workloads while maintaining energy efficiency, which is crucial in data centers aiming to optimize operational costs.

Rotational Speed and Its Impact

The 7.2K RPM rotational speed ensures a balance between performance and power consumption. While higher RPM drives such as 10K or 15K offer faster access times, they also consume more power and generate more heat. The HPE 864256-B21 provides a practical compromise, delivering reliable performance without excessive energy demands.

Large Form Factor (LFF) Design Benefits

The LFF design, commonly known as 3.5-inch form factor, is widely used in enterprise storage systems that prioritize capacity over density. The larger physical size allows for higher storage capacities compared to small form factor drives, making it ideal for bulk storage applications.

Hot-Plug Capability and Operational Flexibility

The inclusion of a pre-installed tray enables hot-plug functionality, allowing the drive to be inserted or removed from a server without shutting down the system. This feature is essential for maintaining uptime in enterprise environments where continuous operation is critical.

Minimizing Downtime

Hot-plug capability reduces the need for system interruptions during maintenance or upgrades. IT administrators can replace or add drives on the fly, ensuring that business operations remain unaffected.

Simplified Installation Process

The integrated tray design simplifies the installation process, making it easier for technicians to deploy the drive quickly and securely. This reduces the risk of improper installation and ensures optimal performance from the outset.

Compatibility with HPE Server Ecosystems

The HPE 864256-B21 is engineered to integrate seamlessly with HPE ProLiant servers and storage systems. This compatibility ensures optimal performance, reliability, and support, making it a preferred choice for organizations already utilizing HPE infrastructure.

Mean Time Between Failures (MTBF)

The drive is engineered with a high MTBF rating, indicating its ability to operate reliably over extended periods. This makes it suitable for environments that require continuous operation without frequent maintenance.

Vibration and Shock Resistance

Data centers often house multiple drives in close proximity, which can lead to vibrations that affect performance. The HPE 864256-B21 is designed to withstand such conditions, ensuring stable operation even in dense storage configurations.

Data Backup and Archiving

Organizations rely on reliable storage solutions for backup and archival purposes. The 2TB capacity provides ample space for storing historical data, ensuring that it remains accessible when needed.

Cloud and Virtualization Environments

In virtualized environments, storage plays a critical role in maintaining performance and scalability. The HPE 864256-B21 supports these environments by providing consistent throughput and reliable operation.

Database and Application Servers

While not designed for high-frequency transactional workloads, this drive is well-suited for databases and applications that require steady performance and large storage capacity.

Scalability and Future-Proofing

As organizations grow, their storage needs evolve. The HPE 864256-B21 offers scalability options that allow businesses to expand their storage infrastructure without significant disruptions.

Modular Expansion

The ability to add multiple drives to existing systems enables organizations to scale their storage capacity incrementally. This modular approach ensures that resources are utilized efficiently.

Compatibility with Future Technologies

The 12Gbps SAS interface ensures compatibility with modern and future server technologies, providing a level of future-proofing that protects the organization’s investment.

Security and Data Protection

Data security is a top priority for enterprises, and storage devices play a crucial role in safeguarding sensitive information. The HPE 864256-B21 incorporates features that enhance data protection and security.