Description
Wear-Leveling and Over-Provisioning
Wear-Leveling and Over-Provisioning are two important concepts in solid-state drives (SSDs), including the HPE P40503-K21 960GB SFF TLC Single Port DS SATA 6GBPS BC SSD.
Wear-Leveling is a technique used to distribute the write operations evenly across all the blocks of an SSD, so that no single block experiences a disproportionate number of write cycles and fails earlier than the others. Wear-Leveling algorithms monitor the number of write cycles to each block and dynamically redistribute data to ensure that all blocks are used evenly.
Over-Provisioning, on the other hand, refers to the reserve space in an SSD that is not visible to the host and is used to improve performance and extend the life of the drive. The amount of over-provisioning can vary, but it is typically 7-15% of the total capacity of the SSD. Over-provisioning provides additional free blocks for the drive to use for wear-leveling, and also allows the drive to perform internal operations more efficiently.
Operating System and Driver Support
Troubleshooting and maintenance of the HPE P40503-K21 960GB SFF TLC Single Port DS SATA 6GBPS BC SSD is an important part of ensuring its reliable operation and longevity. Here are some steps you can follow to troubleshoot and maintain the drive:
Troubleshooting:
- Check the connection: Ensure that the drive is securely connected to the motherboard and that the cables are properly seated.
- Update firmware: Make sure the firmware of the drive is up-to-date and compatible with the operating system and the motherboard.
- Check for errors: Run a disk utility or diagnostic tool to check for any errors or bad sectors on the drive.
- Test for compatibility: Try swapping the drive with a known-good drive to determine if the issue is with the drive or with another component.
Maintenance:
- Monitor SMART data: Use a tool that can monitor the Self-Monitoring, Analysis and Reporting Technology (SMART) data for the drive, which provides information about the health of the drive.
- Regular defragmentation: Defragment the drive regularly to help reduce the number of write cycles and prolong its lifespan.
- Avoid sudden power failures: Ensure that the system is properly shut down to avoid sudden power failures that can cause data corruption and shorten the lifespan of the drive.
- Use TRIM: If the drive is used with an operating system that supports the TRIM command, make sure TRIM is enabled to help the drive maintain its performance over time.
It’s also a good idea to back up your data regularly to protect against data loss in case of any issues with the drive.
Troubleshooting and Maintenance
The HPE P40503-K21 960GB SFF TLC Single Port DS SATA 6GBPS BC SSD is a solid-state drive (SSD) that is designed for use in enterprise servers and storage systems. It has broad support for various operating systems and drivers, ensuring compatibility with a range of computing environments.
Operating Systems: The HPE P40503-K21 SSD is compatible with a variety of operating systems, including Microsoft Windows Server (2008 R2 and later), Red Hat Enterprise Linux (RHEL), SUSE Linux Enterprise Server (SLES), VMware vSphere ESXi, and Citrix XenServer.
Drivers: The HPE P40503-K21 SSD is supported by the HPE Smart Storage Administrator (HPE SSA) and HPE Dynamic Smart Array (DSA) drivers, providing reliable and efficient data management.
General Information about this HPE P40503-K21
- Manufacturer: HPE
- Part Number or SKU# P40503-K21
- Device Type: Solid State Drive Hot-Swap
- Sub-Type: SATA 6GBPS
Technical Information for 960GB SSD
- Capacity: 960GB Storage Drive
- Form Factor: 2.5 Inch SFF
- Interface: SATA 6GBPS
- NAND Flash Memory Type: Triple-level cell (TLC)
- Plug Type: Hot Pluggable
- Connectivity Type: Single Port
- Workload Type: Mixed Use
- Features: Digitally Signed Firmware (DS)
- Bundled with: HPE Basic Carrier (BC)
- Platform Supported: Mainstream Compute Platforms
- Height: 7.00 mm
Power Consumption of SATA 6GBPS Solid State Drive
- Idle Time: 1.37 Watt
- Random Read: 2.81 Watt
- Sequential Read: 3.09 Watt
- Sequential Write: 3.93 Watt
- Random Read/Write: 2.81 Watt
- MAX: 3.93 Watt
Product Dimensions & Weight of 2.5 Inch SSD
- Height: 0.63 Inch
- Width: 3.10 Inch
- Depth: 5.45 Inch
- Weight: 1.50 lbs
Performance
- Lifetime Writes (TB): 6000
- Endurance DWPD (Drive Writes Per Day): 3.40
- Drive Transfer Rate: 6 6GBPS (external)
- MAX Seq. Reads Throughput (MiB/s): 520
- Random Read Average Latency uSec (4KiB,Q1): 125
- Random Read IOPS (4KiB, Q=16): 61000
- MAX Random Read IOPS (4KiB): 72000@Q32
Compatibility Information
- HPE ProLiant DL Series: DL20 Gen10 Plus (2.5inch), DL20 Gen10 Plus Base (2.5inch), DL20 Gen10 Plus Entry (2.5inch), DL20 Gen10 Plus High Performance (2.5inch), DL20 Gen10 Plus Performance (2.5inch), DL325 Gen10 Plus V2 (2.5inch), DL325 Gen10 Plus V2 Base (2.5inch), DL325 Gen10 Plus V2 for Weka Base Tracking (2.5inch), DL345 Gen10 Plus (2.5inch), DL345 Gen10 Plus Base (2.5inch), DL345 Gen10 Plus Entry (2.5inch), DL360 Gen10 Plus (2.5inch), DL360 Gen10 Plus All-NVMe Server for Software Defined Storage (2.5inch),
- HPE ProLiant ML Series: ML30 Gen10 Plus (2.5inch), ML30 Gen10 Plus Entry (2.5inch), ML30 Gen10 Plus Performance (2.5inch)
- HPE SimpliVity 325 Gen10 Plus V2 Node (2.5inch)
Contact us or ask for live chat/help if you have any questions about the compatibility of this item to ensure the model’s matching features with your current system.
