Users Guide

Support For PERC 9 and PERC 10 Hardware
Controllers
The PowerEdge RAID Controller (PERC) family of enterprise-class controllers is designed for enhanced performance, increased reliability
and fault tolerance, and simplied management — providing a powerful, easy-to-manage way to create a robust infrastructure and help
maximize server uptime. The introduction of the PERC 9 and PERC 10 family of hardware controllers also brings about improvements in
storage solutions.
The new PERC 9 and PERC 10 family of hardware controllers support the following storage enhancements:
• Support For RAID Level 10 Virtual Disk On PERC 9 and PERC 10 Hardware Controller
• Support For Advanced Format 4KB Sector Hard-Disk Drives
NOTE: The order of the controllers displayed on Storage Management may dier with the order of the controllers displayed in
the Human Interface (HII) and PERC Option ROM. The order of the controllers does not cause any limitation.
Topics:
• Support For RAID Level 10 Virtual Disk Creation On PERC 9 and PERC 10 Hardware Controllers
• Support For Advanced Format 4KB Sector Hard-Disk Drives
Support For RAID Level 10 Virtual Disk Creation On
PERC 9 and PERC 10 Hardware Controllers
RAID Level 10 is a solution for users who require high performance and redundancy with quickest recovery during drive failure. Though a
RAID Level 10 setup is more expensive to maintain, it has several benets as it combines the properties of RAID Level 1 and RAID Level 0.
RAID Level 10 virtual disk creations with PERC 9 and PERC 10 hardware controllers support Uneven Span feature. When you create RAID
Level 10 virtual disks with PERC 9 and PERC 10 hardware controllers the rmware suggests the preferred span layout for the setup.
NOTE
: A minimum of 4 physical disks and a maximum of 256 physical disks are allowed for a RAID Level 10 virtual disk setup with
PERC 9 and PERC 10 hardware controllers.
You can create RAID Level 10 Virtual Disk on PERC 9 and PERC 10 hardware controllers using the following Wizards:
• Express Wizard
• Advanced Wizard
NOTE
: The procedure for creating virtual disks on PERC 9 hardware controllers is the same as other PERC hardware
controllers.
Related Tasks
• Create Virtual Disk Express Wizard
• Create Virtual Disk Advanced Wizard
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82 Support For PERC 9 and PERC 10 Hardware Controllers