81Y4542 - Lenovo ServeRAID M1100 Series Zero Cache/RAID 5 Upgrade for System x

SKU 81Y4542

Brand Lenovo

Enables RAID 5 functionality for compatible ServeRAID M1100 controllers.
Designed as a zero cache upgrade, focusing on RAID 5 capabilities.
Provides data redundancy through striping with parity.
Enhances data protection for critical applications.
Specifically designed for Lenovo ServeRAID M1100 Series.
Offers a cost-effective way to add RAID 5 support.
Requires a compatible ServeRAID M1100 controller to function.

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Key specifications

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Product Type: RAID Upgrade
Brand: Lenovo
Series: ServeRAID M1100
Functionality: RAID 5 Upgrade (Zero Cache)
Part Number: 81Y4542

Product details

The Lenovo 81Y4542 ServeRAID M1100 Series Zero Cache/RAID 5 Upgrade is a component designed to enhance the capabilities of compatible ServeRAID M1100 controllers. It provides RAID 5 functionality without onboard cache.

Technical Information

Product Type	RAID Upgrade
Brand	Lenovo
Series	ServeRAID M1100

Additional Specifications

Functionality	RAID 5 Upgrade (Zero Cache)
Part Number	81Y4542

Description

The Lenovo 81Y4542 is an upgrade component for the ServeRAID M1100 Series controllers, specifically enabling RAID 5 functionality. RAID 5 is a popular configuration that offers a good balance between performance and data redundancy by striping data across multiple drives and using distributed parity. This means that if one drive fails, the data can be reconstructed from the remaining drives, minimizing downtime and data loss. This upgrade is characterized as 'Zero Cache,' indicating that it does not add onboard cache memory to the controller. Instead, it leverages the controller's existing capabilities to implement RAID 5. This approach can be a more economical way to achieve RAID 5 protection for environments that do not require the highest levels of performance enhancement that cache memory provides. It is crucial to note that the 81Y4542 is an upgrade part and requires a compatible Lenovo ServeRAID M1100 Series controller to operate. It is designed to integrate seamlessly with these controllers, providing a straightforward method for enhancing data protection and reliability for Lenovo server systems.

Condition: Refurbished