Supported Sas Raid Configurations - HP xw8400 Service And Technical Reference Manual

Supported SAS RAID configurations

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