Description
Product Overview for the HPE 726897-B21 Smart Array Controller
In the realm of data storage and management, having a reliable and efficient storage controller is paramount. The 726897-B21 HPE Smart Array P840 is one such solution that plays a crucial role in enhancing data storage capabilities. In this comprehensive guide, we will delve into the intricacies of this storage controller, exploring its features, specifications, and the benefits it brings to the table.
Overview of the 726897-B21 HPE Smart Array P840
The 726897-B21 is a storage controller designed and manufactured by Hewlett Packard Enterprise (HPE). It falls under the Smart Array P840 series, which is renowned for its high-performance capabilities and advanced RAID functionalities. Let’s break down the key components of its nomenclature:
- 726897-B21: This alphanumeric code serves as the unique identifier for the storage controller. It is essential for product identification and differentiation in the market.
- HPE Smart Array P840: The “P840” signifies the specific model within the Smart Array series. The Smart Array controllers are known for their robust performance and flexibility in handling various storage configurations.
Key Features of the 726897-B21 HPE Smart Array P840
- 4GB FBWC (Flash Backed Write Cache): One of the standout features of the HPE Smart Array P840 is its 4GB Flash Backed Write Cache. This technology plays a crucial role in enhancing data reliability and speed. The Flash Backed Write Cache ensures that data being written to the storage controller is temporarily stored in a cache, providing a safety net against unexpected power outages or system failures.
- 2 Port PCIE 3.0 x8: The storage controller is equipped with two PCIe (Peripheral Component Interconnect Express) ports, operating at version 3.0 and utilizing an x8 interface. PCIe 3.0 offers higher data transfer rates compared to its predecessors, ensuring that the storage controller can handle substantial data loads with efficiency. The x8 configuration further enhances the data transfer bandwidth, making it suitable for demanding storage environments.
- SAS (Serial Attached SCSI) and SATA (Serial ATA) Compatibility: The 726897-B21 supports both SAS and SATA, providing versatility in storage options. SAS is known for its robust performance and is commonly used in enterprise environments, while SATA is widely used in various applications, including desktops and consumer-grade storage. The controller’s compatibility with both interfaces ensures flexibility in designing storage solutions tailored to specific needs.
- RAID (Redundant Array of Independent Disks) Capabilities: As a RAID storage controller, the P840 supports various RAID configurations, including RAID 0, RAID 1, RAID 5, RAID 6, RAID 10, and more. RAID configurations offer a balance between data protection, performance, and storage efficiency. Users can choose the RAID level that best suits their requirements, whether it’s maximizing performance or ensuring data redundancy.
Benefits of Using the 726897-B21 HPE Smart Array P840
- Enhanced Data Protection: The Flash Backed Write Cache (FBWC) feature ensures that data is not lost in the event of a sudden power outage. This is crucial for maintaining data integrity and preventing data corruption in critical applications.
- High Performance: The PCIe 3.0 x8 interface and support for SAS 12Gb/s contribute to high-speed data transfer, making the Smart Array P840 suitable for demanding storage workloads. This is particularly advantageous in scenarios where quick access to data is paramount.
- Versatility in Storage Configurations: With support for both SAS and SATA, as well as a variety of RAID levels, users have the flexibility to design storage configurations that align with their specific needs. This adaptability makes the P840 suitable for a wide range of applications and industries.
Use Cases and Applications
- Enterprise Storage Solutions: The HPE Smart Array P840 is well-suited for enterprise storage environments where data reliability, performance, and scalability are critical. Its RAID capabilities make it ideal for handling large datasets and mission-critical applications.
- Data Centers: In data center environments, where the demand for storage performance and data protection is high, the P840 can play a vital role in optimizing storage infrastructure. Its compatibility with SAS and SATA devices makes it versatile for various storage architectures.
- Virtualization: For virtualized environments, the P840’s RAID capabilities can enhance the performance and resilience of virtual machines. The Flash Backed Write Cache ensures that data consistency is maintained even in the event of virtual machine failures.
Performance of FBWC Raid Storage
The HPE P840 4GB 2 Port PCIE 3.0 x8 SAS/SATA FBWC Raid Storage Controller (part number 726897-B21) is designed to deliver high performance in enterprise-class server environments. The controller is based on the Smart Array P840 controller, which is known for its high-performance capabilities.
The controller is equipped with 4GB of battery-backed write cache (BBWC) memory, which provides fast data access and write performance. The BBWC memory works in conjunction with the Flashed Back Write Cache (FBWC) module, which is a type of cache memory that stores data that is being written to the hard drive. This helps to ensure that data is written correctly in the event of a power failure.
The controller also has two x8 PCI Express 3.0 interfaces that provide high-speed data transfer to and from the storage drives. The controller supports SAS and SATA hard drives, which enables the use of different types of storage devices. The RAID levels support 0, 1, 5, 6, 10, 50, and 60, which allows for flexibility in balancing performance and data protection according to the specific needs of the business.
The HPE P840 4GB 2 Port PCIE 3.0 x8 SAS/SATA FBWC Raid Storage Controller is designed to deliver high performance in enterprise-class server environments by leveraging its 4GB of BBWC memory, FBWC module, high-speed PCI-E 3.0 interface, and support for various RAID levels.
Scalability
The HPE P840 4GB 2 Port PCIE 3.0 x8 SAS/SATA FBWC Raid Storage Controller (part number 726897-B21) is designed to be highly scalable to accommodate the changing storage needs of an enterprise. The controller is based on the Smart Array P840 controller, which is known for its scalability.
The controller supports SAS and SATA hard drives, and it is equipped with two ports that can connect to external storage enclosures. This enables the use of different types of storage devices and allows for the addition of more storage capacity as the business grows. It also supports multiple RAID levels (RAID 0, 1, 5, 6, 10, 50, and 60) which allows for flexibility in balancing performance and data protection according to the specific needs of the business.
The controller supports advanced data protection features, such as online RAID level migration, and the ability to add or replace drives without disrupting the operation. This allows you to protect your data while expanding your storage capacity without service interruption.
The HPE P840 4GB 2 Port PCIE 3.0 x8 SAS/SATA FBWC Raid Storage Controller is designed to be highly scalable, it supports SAS and SATA hard drives, multiple external storage enclosures, and various RAID levels. This enables the use of different types of storage devices and allows for the addition of more storage capacity as the business grows while maintaining data protection and without service interruption.
Exceptional Reliability
The HPE P840 4GB 2 Port PCIE 3.0 x8 SAS/SATA FBWC Raid Storage Controller (part number 726897-B21) is designed to provide exceptional reliability in enterprise-class server environments. The controller is based on the Smart Array P840 controller, which is known for its high level of reliability and performance.
One of the key features that contribute to the reliability of the controller is the 4GB battery-backed write cache (BBWC) memory. This provides fast data access and write performance, and also ensures that data is written correctly to the hard drive in the event of a power failure, by providing power to the Flashed Back Write Cache (FBWC) module.
The controller also supports multiple RAID levels (RAID 0, 1, 5, 6, 10, 50, and 60) which allows for flexibility in balancing performance and data protection according to the specific needs of the business. This helps to protect your data in case of a drive failure, and it can also help to improve the overall performance of the system.
The controller supports advanced data protection features, such as online RAID level migration, and the ability to add or replace drives without disrupting the operation. This allows you to protect your data while expanding your storage capacity without service interruption.
The HPE P840 4GB 2 Port PCIE 3.0 x8 SAS/SATA FBWC Raid Storage Controller is designed to provide exceptional reliability by leveraging its 4GB of BBWC memory, FBWC module, multiple RAID levels support, advanced data protection features, and high-speed PCI-E 3.0 interface.
General Information about this HPE 726897-B21
- Manufacturer: HPE
- Part Number or SKU# 726897-B21
- Product Type: SAS-SATA
- Product Name: Controller
Technical Specifications
- Interface: SATA 6GGPS / SAS 12GBPS
- Data Transfer Rate: 1.2 Gbps
- Buffer Size: 4 Gigabyte(GB)
- Supported Devices: Disk array (RAID)
- Channel Qty: 16
- Max Storage Devices Qty: 16
- RAID Level: RAID 0, RAID 1, RAID 5, RAID 6, RAID 10, RAID 50, RAID 60, RAID 1 ADM, RAID 10 ADM
Expansion / Connectivity
- Interfaces: 2 x SATA 6Gb/s / SAS 12Gb/s (internal)
Miscellaneous
- Features: HPE SmartCache
- Compliant Standards: WEEE
Software / System Requirements
- OS Required: Microsoft Windows Server 2008 R2, Ubuntu 12.04, Microsoft Windows Server 2012, Oracle Solaris 11.1, Microsoft Windows Server 2012 R2, VMware ESXi 5.0 update 2, VMware ESXi 5.1 update 1, VMware vSphere 5.5, SuSE Linux Enterprise Server 11 SP3, Ubuntu 14.04, Red Hat Enterprise Linux 7, Red Hat Enterprise Linux 6 update 5
Compatibility Information
- HPE Apollo 4500
- HPE ProLiant DL Series: DL80 Gen9, DL80 Gen9 Base, DL80 Gen9 Entry, DL80 Gen9 Performance, DL180 Gen9, DL180 Gen9 Base, DL180 Gen9 Entry, DL180 Gen9 Performance, DL360 Gen9, DL360 Gen9 Base, DL360 Gen9 Entry, DL360 Gen9 Performance, DL380 Gen9, DL380 Gen9 Base, DL380 Gen9 Entry, DL380 Gen9 Performance, DL560 Gen9, DL560 Gen9 Base, DL560 Gen9 Entry, DL560 Gen9 Performance
- HPE ProLiant ML Series: ML110 Gen9, ML110 Gen9 Base, ML110 Gen9 Entry, ML110 Gen9 Performance, ML150 Gen9, ML150 Gen9 Base, ML150 Gen9 Entry, ML150 Gen9 Performance, ML350 Gen9, ML350 Gen9 Base, ML350 Gen9 Entry, ML350 Gen9 Performance
In short, the 726897-B21 HPE Smart Array P840 is a powerful and versatile storage controller that brings together advanced RAID capabilities, high-speed data transfer, and enhanced data protection through its Flash Backed Write Cache. Whether deployed in enterprise storage solutions, data centers, or virtualized environments, the P840 stands out as a reliable component in optimizing storage performance and ensuring data integrity. Understanding its features, specifications, and potential use cases is crucial for harnessing its full potential in diverse storage scenarios.
