P41536-001 HPE 1.92TB SAS 12GBPS SSD Mixed Use BC Hot Swap

HPE P41536-001 1.92TB SAS 12Gbps Mixed Use SSD

Overview of HPE SAS Solid State Drives

HPE SAS Solid State Drives represent the pinnacle of enterprise storage technology, engineered specifically for demanding data center environments. The HPE P41536-001 1.92TB model exemplifies this commitment to performance, reliability, and efficiency. As organizations increasingly rely on data-intensive applications and real-time analytics, the need for high-performance storage solutions has never been greater. This SAS SSD delivers exceptional input/output operations per second (IOPS), low latency, and consistent performance under heavy workloads.

Designed with the enterprise customer in mind, HPE SAS SSDs incorporate advanced features such as power-loss protection, end-to-end data path protection, and sophisticated wear-leveling algorithms. These technologies ensure data integrity and extend the drive's operational lifespan, making them ideal for mixed-use workloads that combine read-intensive and write-intensive operations.

Key Features and Technical Specifications

Performance Specifications

The HPE P41536-001 delivers outstanding performance metrics that set it apart from conventional storage solutions. With a 12Gbps SAS interface, this drive offers double the bandwidth of previous 6Gbps SAS generations, significantly reducing data transfer bottlenecks. The 1.92TB capacity provides ample storage for enterprise applications while maintaining optimal performance characteristics.

Interface and Transfer Rates

Featuring a SAS 12Gbps interface, this SSD supports full duplex communication, allowing simultaneous read and write operations at maximum speeds. The interface is backward compatible with 6Gbps and 3Gbps SAS infrastructures, ensuring seamless integration into existing storage environments. With sustained sequential read speeds of up to 1,800 MB/s and write speeds of up to 1,100 MB/s, this drive dramatically accelerates data access for critical applications.

Random I/O Performance

For random workloads, the P41536-001 delivers up to 200,000 IOPS for read operations and 70,000 IOPS for write operations. This exceptional random I/O performance makes it ideally suited for database applications, virtualization environments, and transaction processing systems where rapid access to scattered data is essential.

Endurance and Reliability

As a Mixed Use drive, the P41536-001 is engineered to handle a balanced mix of read and write operations typically found in enterprise environments. With a endurance rating of 10 full drive writes per day (DWPD) over its 5-year warranty period, this SSD can withstand rigorous write workloads without compromising performance or reliability.

Mean Time Between Failures (MTBF)

HPE rates the P41536-001 with an impressive 2 million hours MTBF, significantly exceeding consumer-grade SSDs. This exceptional reliability is achieved through rigorous component selection, advanced error correction algorithms, and comprehensive testing under extreme environmental conditions.

Advanced Error Correction

The drive incorporates sophisticated error correction code (ECC) technology that detects and corrects a wide range of potential data errors. This proactive approach to data integrity minimizes the risk of silent data corruption and ensures consistent performance throughout the drive's operational life.

Form Factor and Physical Specifications

The P41536-001 utilizes the standard 2.5-inch small form factor (SFF) with a 15mm z-height, making it compatible with most enterprise server and storage enclosures. The hot-swap capability allows for drive replacement without system shutdown, ensuring maximum uptime for critical business operations.

Mixed Use Workload Optimization

The "Mixed Use" designation indicates that this SSD is specifically engineered to handle balanced workloads containing both read and write operations. Unlike read-intensive SSDs that prioritize read performance at the expense of write endurance, or write-intensive models that sacrifice some read performance for enhanced write capabilities, Mixed Use drives strike an optimal balance for general enterprise applications.

Workload Characteristics

Mixed Use workloads typically include a blend of transactional data, database operations, virtualization, and medium-duty server applications. These environments demand consistent performance for both retrieving and storing data, making the endurance characteristics of Mixed Use SSDs particularly valuable.

Typical Application Scenarios

The P41536-001 excels in various enterprise scenarios including database servers (SQL, Oracle), email servers, collaborative applications, virtual desktop infrastructure (VDI), and medium-duty analytics platforms. Its balanced performance profile ensures that no single aspect of storage performance becomes a bottleneck in these diverse environments.

Write Amplification Optimization

HPE has implemented advanced flash management techniques that minimize write amplification, a critical factor in SSD endurance and performance. Through sophisticated garbage collection algorithms and wear leveling, the P41536-001 maintains consistent write performance even as the drive fills with data, unlike some consumer SSDs that experience significant performance degradation under similar conditions.

Enterprise Data Protection Features

Power Loss Protection

The P41536-001 incorporates robust power-loss protection circuitry that includes both tantalum capacitors and advanced firmware algorithms. In the event of unexpected power loss, this system provides sufficient temporary power to complete active write operations and commit data from volatile buffers to non-volatile flash memory, preventing data corruption.

Data Integrity Field (DIF) and Data Integrity Extension (DIX)

This HPE SSD supports T10 Protection Information (T10 PI) standards, implementing both DIF and DIX protocols. These technologies add protection information to each sector of data, enabling end-to-end data integrity verification from the host application through the storage controller to the drive itself. This comprehensive approach significantly reduces the risk of silent data corruption.

Encryption and Security

Security is a fundamental consideration in enterprise storage, and the P41536-001 addresses this through multiple layers of protection. The drive supports IEEE 1667 and TCG Enterprise security standards, allowing for comprehensive security policy implementation.

Sanitize and Crypto Erase

For data disposal requirements, the drive offers both sanitize and crypto erase capabilities. The sanitize function permanently erases all user data by overwriting flash cells, while crypto erase instantly renders data inaccessible by deleting the encryption key. These features ensure compliant data disposal when drives are retired or repurposed.

Compatibility and Integration

HPE Server and Storage System Compatibility

The P41536-001 is rigorously tested and certified for compatibility across HPE's server and storage portfolio. This includes ProLiant servers, Apollo systems, Synergy composable infrastructure, and StoreOnce backup solutions. The drive features HPE's unique firmware optimizations that enhance performance and reliability when deployed in HPE environments.

Smart Array Controller Optimization

When paired with HPE Smart Array controllers, the P41536-001 leverages specific firmware enhancements that optimize queue depths, caching algorithms, and error recovery procedures. These optimizations deliver superior performance compared to generic SAS SSDs operating in similar configurations.

Third-Party System Compatibility

While optimized for HPE environments, this SAS SSD maintains broad compatibility with third-party servers and storage systems that support the SAS 12Gbps interface. Enterprise customers implementing multi-vendor infrastructure can confidently deploy the P41536-001 across their environment with the assurance of consistent performance and reliability.

Advanced Flash Management Technology

Wear Leveling Algorithms

The P41536-001 employs sophisticated dynamic and static wear leveling algorithms that distribute write operations evenly across all available flash memory blocks. This approach prevents specific memory cells from wearing out prematurely, extending the drive's usable life and maintaining consistent performance throughout its warranty period.

Bad Block Management

Advanced bad block management identifies and retires failing memory blocks before they can impact data integrity. The drive maintains a pool of spare blocks that automatically replace those that exceed error correction thresholds, ensuring continuous operation without administrator intervention.

Over-Provisioning Strategy

HPE has implemented an intelligent over-provisioning strategy that reserves a portion of the flash memory for background operations such as garbage collection and wear leveling. This approach maintains consistent write performance even as the drive approaches capacity, a common challenge with consumer-grade SSDs.

Performance Consistency and Quality of Service

Consistent Latency Profile

Enterprise applications demand predictable storage performance, and the P41536-001 delivers exceptional consistency in both read and write latency. Advanced queue management and background process scheduling ensure that user operations receive priority over maintenance tasks, minimizing performance variability during peak workload periods.

Quality of Service (QoS) Features

The drive implements sophisticated QoS mechanisms that maintain consistent performance across mixed workloads. These include I/O prioritization, background process throttling, and intelligent caching algorithms that adapt to changing workload patterns in real-time.

Sustained Performance Under Load

Unlike consumer SSDs that may experience significant performance degradation during extended write operations, the P41536-001 maintains consistent throughput and latency characteristics even during sustained heavy workloads. This performance stability is critical for enterprise applications that cannot tolerate storage performance variability.

Environmental Specifications and Power Efficiency

Power Consumption Profiles

The P41536-001 is engineered for power efficiency without compromising performance. Typical active power consumption ranges from 6-8 watts during operation, with idle power as low as 4 watts. These efficiency characteristics contribute to reduced total cost of ownership through lower energy costs and reduced cooling requirements.

Power Management Features

Advanced power management capabilities allow the drive to dynamically adjust power states based on workload demands. These transitions occur seamlessly without impacting performance or requiring administrator configuration, optimizing energy efficiency across varying usage patterns.

Operating Conditions and Reliability

Rated for continuous operation in data center environments, the P41536-001 supports temperatures from 5°C to 55°C and altitudes up to 3,000 meters. The drive withstands vibration levels typical of multi-drive enclosures and incorporates shock protection that exceeds enterprise requirements.

Comparative Analysis with Alternative Storage Technologies

SAS vs. SATA SSDs

Compared to SATA SSDs, the P41536-001 SAS interface provides significantly higher bandwidth, full duplex communication, and enhanced error reporting capabilities. While SATA SSDs may be sufficient for read-intensive workloads, SAS SSDs deliver superior performance for mixed workloads and write-intensive applications.

Performance Differential

The SAS interface enables approximately 50% higher sequential throughput compared to SATA SSDs, with even greater advantages in random I/O performance due to deeper queue support and dual-port capability for high availability configurations.

SAS vs. NVMe SSDs

While NVMe SSDs offer higher theoretical performance through the PCIe interface, SAS SSDs maintain important advantages in certain enterprise scenarios. The shared SAS infrastructure allows for higher drive densities in storage enclosures, and the mature SAS ecosystem provides robust management and redundancy features.

Infrastructure Considerations

For organizations with existing SAS infrastructure, the P41536-001 provides a performance upgrade path without requiring complete infrastructure overhaul. The drive delivers significant performance improvements over previous SAS generations while maintaining compatibility with existing enclosures and controllers.