V4-2S10-900 EMC VNX Series 900GB 10K RPM SAS 6GBPS Hard Disk

Specifications of EMC 900GB SAS 6GBPS HDD

The EMC V4-2S10-900 900GB 10K RPM SAS 6Gbps Hard Drive is a high-performance enterprise storage solution designed for speed, reliability, and seamless integration with EMC VNX series systems. Featuring advanced SAS interface, hot-swappable design, and compact form factor, it is ideal for mission-critical workloads and modern data centers.

Main Information

• Brand: EMC
• Model Number: V4-2S10-900
• Device Type: Enterprise Hard Disk

Technical Specifications

• Total Space: 900 GB
• Rotational Speed: 10,000 RPM
• Data Transfer Rate: 6Gbps
• Interface Type: Serial Attached SCSI
• Form Factor: 2.5-inch Small Form Factor
• Cache Buffer: 16 MB
• Sector Size: 520 bytes per sector
• Average Read Time: 3.7 ms
• Average Write Time: 4.2 ms
• Rotational Latency: 3.0 ms

Power & Dimensions

• Operating Power: 5.6 Watts
• Idle Power: 3.1 Watts

Physical Characteristics

• Dimensions: 5.5 x 3 x 0.75 inches
• Weight: 1.0 lb
• Enclosure Type: Hot-swappable with 2.5-inch drive caddy/tray

Compatibility

VNX Series Systems

• EMC VNX5200
• EMC VNX5400
• EMC VNX5600
• EMC VNX5800
• EMC VNX7600
• EMC VNX8000

EMC V4-2S10-900 900GB 10K RPM SAS 6GBPS HDD Overview

The EMC V4-2S10-900 900GB 10K RPM 3.5-inch 6Gbps SAS hard disk drive is engineered for enterprise storage systems that require consistent throughput, high reliability, and sustained performance under mixed workload conditions. Designed primarily for EMC VNX series storage arrays, this drive belongs to a class of enterprise-grade spinning disk solutions optimized for mission-critical data environments where stability and predictable latency are more important than raw peak speed alone. Its architecture is built around a 10,000 RPM spindle speed combined with a Serial Attached SCSI interface operating at 6Gbps, ensuring balanced data transfer efficiency and robust command queuing capabilities.

Mechanical and Electrical Engineering Foundations

High-Speed Rotational Performance and Disk Precision

At the core of the EMC V4-2S10-900 design is its 10K RPM rotational speed, which significantly reduces average seek time compared to lower-speed enterprise SATA alternatives. The mechanical assembly is optimized for vibration resistance, thermal stability, and rotational accuracy, all of which are essential in dense storage arrays where multiple drives operate in close proximity. The spindle motor is calibrated to maintain consistent angular velocity, ensuring that read/write heads can access data sectors with minimal delay, even under sustained I/O workloads.

3.5-Inch Form Factor Integration for VNX Systems

The 3.5-inch form factor of this drive enables seamless integration into EMC VNX storage chassis, which are designed for scalable enterprise deployments. This physical design allows for higher storage density per enclosure compared to legacy form factors, while maintaining adequate cooling airflow and vibration isolation. The tray-based architecture of VNX systems ensures that the EMC V4-2S10-900 can be hot-swapped, supporting continuous system uptime and minimizing service interruptions during maintenance or drive replacement operations.

Structural Durability and Environmental Resistance

Enterprise workloads often expose storage hardware to continuous operation cycles, temperature fluctuations, and mechanical stress. The EMC V4-2S10-900 is built with reinforced casing materials and shock-resistant mounting structures that reduce the risk of performance degradation under operational stress. These characteristics make it suitable for data center environments where reliability is measured not only in performance but also in sustained operational integrity over long deployment cycles.

SAS 6Gbps Interface and Data Transmission Efficiency

Dual-Port Serial Attached SCSI Connectivity

The 6Gbps SAS interface used in this drive provides enterprise-level communication reliability with dual-port redundancy capabilities. This dual-path architecture allows continuous access to storage even in the event of a path failure, significantly improving fault tolerance in clustered storage environments. SAS technology also enhances command queuing depth compared to traditional SATA interfaces, allowing multiple read and write operations to be processed efficiently and in parallel.

Command Queuing and Throughput Optimization

The drive’s firmware is designed to optimize tagged command queuing, which improves efficiency in multi-user and virtualization-heavy environments. By intelligently prioritizing and organizing I/O requests, the EMC V4-2S10-900 minimizes latency spikes and ensures consistent performance even when handling concurrent database queries, virtual machine disk access, and large-scale file operations.

Signal Integrity and Error Correction Mechanisms

SAS communication protocols include advanced error detection and correction features that enhance data integrity during transmission. The EMC V4-2S10-900 leverages these mechanisms to ensure that data corruption risks are minimized, especially in environments with high electromagnetic interference or dense cabling configurations commonly found in enterprise storage racks.

Key Characteristics and Workload Suitability

Optimized for Mixed Enterprise Workloads

This hard disk drive is engineered for balanced performance across sequential and random workloads. Unlike consumer-grade drives that are optimized primarily for sequential data access, the EMC V4-2S10-900 is designed to handle database operations, virtual machine storage, email servers, and enterprise file sharing systems simultaneously. The 10K RPM spindle speed provides a strong foundation for reducing seek latency in random access scenarios, which is critical for transactional systems.

Latency Management in High-Demand Environments

Latency control is a critical factor in enterprise storage performance. The EMC V4-2S10-900 uses optimized firmware algorithms to reduce head movement overhead and improve cache utilization. These enhancements ensure that read and write operations are completed with predictable response times, even under peak I/O pressure. This predictability is essential for applications such as ERP systems, financial databases, and real-time analytics platforms.

Cache Buffer Utilization Strategies

The internal cache buffer plays a vital role in smoothing data flow between the host system and the physical disk media. By temporarily storing frequently accessed data and prefetching anticipated requests, the drive reduces physical disk access frequency. This improves both performance consistency and drive longevity by minimizing unnecessary mechanical wear.

Reliability Engineering and Data Protection Mechanisms

Enterprise-Grade Error Handling Systems

The EMC V4-2S10-900 incorporates advanced error correction and recovery protocols designed to maintain data integrity under all operational conditions. These mechanisms include sector remapping, real-time error detection, and predictive failure analysis, which together help prevent data loss and minimize downtime in enterprise environments.

Thermal Regulation and Operational Stability

Thermal management is a key design aspect of enterprise hard drives. The 10K RPM operation generates significant heat, which is mitigated through airflow-optimized casing design and compatibility with VNX cooling systems. Maintaining stable operating temperatures is essential for preserving drive lifespan and ensuring consistent performance across extended workloads.

Vibration Resistance in Multi-Drive Arrays

In dense storage environments, vibration caused by adjacent drives can impact read/write accuracy. The EMC V4-2S10-900 incorporates rotational vibration sensors and compensation algorithms that adjust head positioning dynamically. This ensures stable operation even in high-density rack configurations where dozens of drives operate simultaneously.

Integration within EMC VNX Storage Ecosystems

Seamless Compatibility with VNX Storage Arrays

The EMC V4-2S10-900 is specifically designed for integration within EMC VNX series storage systems, where it contributes to tiered storage architectures and scalable capacity expansion. These systems rely on a combination of high-speed drives and high-capacity disks to balance performance and cost efficiency across storage tiers.

Role in Tiered Storage Architecture

Within a tiered storage configuration, 10K RPM SAS drives such as this model typically serve as a mid-tier performance layer. This layer bridges the gap between high-speed flash storage and slower archival disks, ensuring that frequently accessed data remains readily available while maintaining overall storage cost efficiency.

Hot-Swap and Maintenance Efficiency

The hot-swappable design of the EMC V4-2S10-900 enables system administrators to replace or upgrade drives without shutting down the storage array. This capability is essential for enterprise environments that require continuous uptime and minimal disruption to business-critical applications.

Enterprise Use Cases and Deployment Scenarios

Database and Transactional System Optimization

This drive is particularly well-suited for relational database systems that require fast random read/write access. Applications such as SQL-based platforms, CRM systems, and financial transaction databases benefit from the low latency and consistent throughput provided by 10K RPM SAS drives.

Virtualization Infrastructure Support

In virtualized environments, multiple virtual machines share the same underlying storage infrastructure. The EMC V4-2S10-900 provides the performance consistency required to support simultaneous VM operations, reducing bottlenecks and improving overall system responsiveness in hypervisor-based deployments.

Enterprise Backup and Recovery Systems

Backup operations often involve large sequential data transfers combined with metadata indexing. This drive supports both workloads efficiently, making it suitable for backup repositories, disaster recovery systems, and snapshot-based storage architectures where data integrity and retrieval speed are critical.