631922-B21 HP 512MB 36Inch Flash Backed Write Cache B-Series SA | New Bulk Pack

The HP 631922-B21 512MB 36Inch Flash Backed Write Cache B-Series SA is a component used in computer storage systems. In this article, we will discuss what the HP 631922-B21 is, its features and benefits, and how it works.

The HP 631922-B21

HP 631922-B21 is a Flash Backed Write Cache (FBWC) module used in the HP B-Series Smart Array Controller. It is a small, removable module that provides a temporary cache of data written to the disk. The cache helps to improve the overall performance of the storage system by reducing the time it takes to write data to the disk.

Features and Benefits

The HP 631922-B21 FBWC has several features and benefits that make it an ideal choice for computer storage systems. Some of these include:

• Capacity: The module has a capacity of 512MB, which is enough to provide a significant boost in performance without taking up too much space.
• High-speed: The FBWC operates at high speeds, allowing data to be written to the cache quickly and efficiently.
• Reliability: The Flash Backed Write Cache feature ensures that data written to the cache is protected, even in the event of a power failure or system crash.
• Easy installation: The HP 631922-B21 is easy to install and does not require any special tools or software.
• Cost-effective: The FBWC module is a cost-effective solution for improving the performance of storage systems, as it eliminates the need for more expensive storage solutions.

The Working Process of HP 631922-B21 FBWC

The HP 631922-B21 FBWC module works by temporarily storing data written to the disk in a cache. When data is written to the disk, it is first written to the cache instead of directly to the disk. This process is much faster than writing directly to the disk, as the cache operates at high speeds.

Once the data is written to the cache, the module uses Flash memory to ensure that it is protected. This means that even in the event of a power failure or system crash, the data stored in the cache will not be lost.

When the system is idle, the data stored in the cache is written to the disk. This process is known as flushing the cache. Flushing the cache ensures that the data is permanently stored on the disk and can be accessed even if the system is turned off or restarted.

Summary, the HP 631922-B21 512MB 36Inch Flash Backed Write Cache B-Series SA is an important component in computer storage systems. It provides a temporary cache for data written to the disk, which helps to improve system performance. The module is easy to install, cost-effective, and reliable, making it an ideal choice for businesses and individuals looking to improve their storage system performance.