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IBM 86G8149 4MB Raid Controller
- Product Type: RAID Controller
- Capacity: 4MB Cache
- Interface: PCI/PCI-X (typical for its era)
- RAID Levels Supported: Varies (e.g., RAID 0, 1, 5, 10)
- Designed for: IBM server systems
- Functionality: Data redundancy, improved I/O performance
- Connectors: Typically SAS or SATA ports for drives
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Product Overview
The IBM 86G8149 is a 4MB RAID controller card, designed to provide enhanced data storage management and performance for IBM server systems. It facilitates RAID configurations for improved data redundancy and faster data access.
Technical Information
| Product Type | RAID Controller |
| Cache Memory | 4MB |
| Interface | PCI/PCI-X |
Additional Specifications
| Brand | IBM |
| Model | 86G8149 |
Product Description
The IBM 86G8149 is a dedicated RAID (Redundant Array of Independent Disks) controller card, engineered to enhance the data storage capabilities of IBM server platforms. This controller allows for the configuration of multiple physical disk drives into one or more logical units, known as arrays. By implementing various RAID levels, it provides benefits such as data redundancy (protecting against drive failure) and improved read/write performance through data striping and caching. Featuring 4MB of onboard cache memory, this controller can significantly accelerate storage operations by temporarily holding frequently accessed data or pending write operations. This cache acts as a buffer between the CPU and the disk drives, reducing latency and improving overall system responsiveness, especially in I/O-intensive applications. The controller typically interfaces with the server's motherboard via a PCI or PCI-X slot, which were standard interfaces in the era of its design. While specific RAID level support can vary, controllers of this type generally support common configurations like RAID 0 (striping for performance), RAID 1 (mirroring for redundancy), RAID 5 (striping with parity for balanced performance and redundancy), and RAID 10 (striped mirrors for high performance and redundancy). The IBM 86G8149 is designed to integrate seamlessly with IBM server hardware, providing a reliable and efficient solution for managing critical data storage.
