HP XW8400 User Manual

Supported SAS RAID configurations
The following RAID configurations are supported on the HP xw8400 Workstation.
NOTE This section does not apply to configuring RAID in the Linux environment. For RAID in
the Linux environment, configure SW RAID configurations as provided by Red Hat Enterprise
Linux.
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Up to 4 internal or external SAS hard disk drives
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External connections require optional internal-to-external cable
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SAS drives require SAS to SATA data and power converter
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LSI MyStorage Utility for Windows
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RAID 0 – Striped disk array
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Two drives minimum
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Improved I/O performance
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No fault tolerance
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RAID 1 — Mirrored disk array
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Improved read performance
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100% redundancy
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Can recover from single drive failure
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Two drives
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RAID 1E
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Three drives minimum
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Can be an odd number of drives
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Can always recover from a single drive failure, and in some cases, recover from two drive
failures
130 Appendix A Appendix A — SAS devices ENWW

HP XW8400 Specifications

General

Processor Speed	Up to 3.0 GHz
Chipset	Intel 5000X
Power Supply	800W
Form Factor	Tower
Processor	Intel Xeon (Dual-core or Quad-core)
Memory	Up to 32 GB DDR2
Storage	SATA or SAS Hard Drives
Graphics	NVIDIA Quadro
Expansion Slots	2 PCI Express x16, 2 PCI
Operating System	Windows XP Professional
Optical Drive	DVD-ROM
USB Ports	7 USB 2.0
Network	Integrated Gigabit Ethernet