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HPE Solid State Drive - Value SAS

HPE Solid State Drive - Value SAS

Value SAS SSDs Deliver Twice the Interface Speed of SATA SSDs at a Lower Cost than SAS SSDs. HPE V...

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Product Information

Full details

This guide is for IT professionals and system administrators looking to enhance server performance for read-intensive applications. The HPE Value SAS SSD offers a significant performance boost over SATA SSDs at a competitive price point, making it ideal for accelerating data analytics and improving application responsiveness. A potential caveat is its suitability primarily for read-heavy workloads, while write-intensive tasks may see less benefit.

All features

SeriesValue SAS
Model Part NumberP40507-B21
BrandHPE

Extended Product Information

FAQs

What is the primary advantage of HPE Value SAS SSDs over SATA SSDs?

HPE Value SAS SSDs offer twice the interface speed (12 Gb/s vs 6 Gb/s) and significantly higher random IOPS and sequential bandwidth, leading to better performance for read-intensive applications at a comparable cost to enterprise SATA SSDs.

Is this SSD suitable for write-intensive workloads?

While the HPE Value SAS SSD offers improved write performance over SATA, it is primarily optimized for read-intensive workloads. For applications with extremely heavy write demands, a SAS Mixed Use (MU) or Business Critical (BC) SSD might be more appropriate.

What is the capacity of this specific HPE Value SAS SSD?

This specific model, P40507-B21, has a capacity of 1.92 TB.

Do I need a special controller for this SSD?

Yes, this is a 12 Gb/s SAS SSD and requires a compatible 12 Gb/s SAS controller in your server to achieve its full performance potential.

How does HPE ensure the reliability of these SSDs?

HPE SSDs undergo extensive testing and qualification, accumulating over 3 million hours of testing. This ensures they meet published performance specifications and offer enterprise-grade reliability for 24x7 operation.

Can I use this SSD in a server with only SATA ports?

No, this is a SAS SSD and requires a SAS interface. It is not compatible with SATA-only ports.

What does 'Read Intensive (RI)' mean for this SSD?

RI signifies that the SSD is optimized for workloads where read operations significantly outnumber write operations. This design allows for higher read performance and endurance compared to drives designed for mixed or write-heavy usage.

Troubleshooting

Drive not detected by the system.

Verify the SAS data and power connections are secure. Ensure the drive is properly seated in the bay. Check the server's BIOS/UEFI and RAID controller settings to confirm SAS ports are enabled and the drive is recognized. Consult the server's documentation for specific troubleshooting steps.

Poor performance or slow read/write speeds.

Confirm the drive is connected to a 12 Gb/s SAS port and controller. Ensure the latest firmware is installed on the SSD and the SAS controller. Check if the workload is exceeding the drive's capabilities, especially for write-intensive tasks. Verify that no other components are bottlenecking performance.

Drive showing errors or unresponsiveness.

Run diagnostic tests using HPE Smart Storage Administrator (SSA) or similar tools. Check server logs for hardware errors. If errors persist, consider reseating the drive or testing it in another compatible bay/server. Contact HPE support if the issue cannot be resolved.

Drive overheating.

Ensure adequate airflow within the server chassis. Check that server fans are functioning correctly. Clean any dust buildup from vents and fan blades. Verify the drive is operating within its specified thermal limits.

Pros and Cons

Pros

  • Significantly higher read IOPS and mixed IOPS compared to SATA SSDs.
  • Faster sequential read and write bandwidth for improved data throughput.
  • Reduced latency for quicker data retrieval and application response.
  • Better performance per dollar for data analytics workloads.
  • Supports full-duplex SAS interface for enhanced I/O capabilities.
  • Offers enterprise-grade reliability and performance at a competitive cost.

Cons

  • Primarily optimized for read-intensive workloads; write-intensive tasks may not see as dramatic a performance increase.
  • Requires a SAS controller and compatible server infrastructure.
  • While cost-effective, the initial purchase price may be higher than entry-level SATA SSDs.
  • The full benefit of 24Gb SAS is not yet realized without a compatible ecosystem.

Setup, Compatibility & Care

Setup:

  1. Ensure your server is powered off and disconnected from the power source.
  2. Open the server chassis.
  3. Locate an available 2.5-inch drive bay.
  4. Insert the HPE Value SAS SSD into the bay, ensuring it is securely seated.
  5. If applicable, connect the SAS data and power cables.
  6. Close the server chassis and reconnect power.
  7. Power on the server and access the system BIOS or RAID controller to detect and configure the new drive.

Compatibility:

  • This drive is designed for servers equipped with 12 Gb/s SAS controllers.
  • It is compatible with HPE servers that support 2.5-inch SFF (Small Form Factor) drives.
  • While the drive is rated for 12 Gb/s, it will operate at lower speeds (e.g., 6 Gb/s) if connected to a slower SAS interface.
  • Check your server's hardware compatibility list (HCL) for specific model support.

Care:

  • Firmware Updates: Regularly check for and apply firmware updates from HPE to ensure optimal performance and compatibility.
  • Environment: Operate the drive within the specified temperature and humidity ranges to prevent premature failure.
  • Physical Handling: Avoid dropping or subjecting the drive to significant physical shock.
  • Monitoring: Utilize server management tools to monitor the drive's health and performance metrics.

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