Configuring SAS RAID devices

Supported configurations

The following RAID configurations are supported on this workstation:

NOTE: This section does not apply to configuring SAS RAID in the Linux environment. For Linux SAS RAID information, including supported configurations, refer to Installing and Configuring SAS Hardware RAID on HP Linux Workstations at http://www.hp.com/support/xw8600_manuals.

Up to the workstation-specific maximum number of internal SAS hard disk drives

LSI MegaRAID Storage Manager (MSM) for Windows

The following RAID configurations are supported on this workstation:

RAID 0 – Striped disk array (IS)

Two drive minimum

Improved I/O performance

No fault tolerance

RAID 1 — Mirrored disk array (IM)

Two drives

100% redundancy

Can recover from single drive failure

Improved read performance

RAID 1E (IME)

Three drives minimum

Can be an odd number of drives

Can always recover from a single drive failure and, in some cases, can recover from two drive failures

150 Chapter 7 Configuring RAID devices

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HP Z400 H2D81US, VA799UT 799UT#ABA manual Configuring SAS RAID devices, Supported configurations