Users guide

51 Intel® RAID Software User Guide
• Fusion-MPT architecture.
• Menu-driven, BIOS-based configuration utility.
• Error notification, in which the drivers update an OS-specific event log.
• Support for SCSI Enclosure Services (SES) status LED.
• Write journaling, which permits automatic synchronization of potentially
inconsistent data after unexpected powerdown situations.
• Use of metadata to store volume configuration on disks in a mirrored volume.
• Automatic background resynchronization while host I/O transactions continue.
• Background media verification, which makes sure that data on mirrored volumes is
always accessible.
6.1.2 Integrated Striping Features
Integrated Striping supports the following features:
• Support for RAID volumes with two disks to ten disks
• Support for two Integrated Striping volumes with up to 14 drives total on a SAS-3
controller
• Support for combining one Integrated Striping volume and one Integrated
Mirroring, Integrated Mirroring + Striping, or Integrated Mirroring Enhanced
volume on a single controller
• Support for both SAS and SATA drives, although you cannot combine the two types
of drives in one volume
• Fusion-MPT architecture
• Easy-to-use SAS-3 BIOS configuration utility
• Error notification
• Disk write caching, which is enabled by default on all Integrated Striping volumes
• Use of metadata to store volume configurations on disks
• OS-specific event log
• Error display inside the Fusion-MPT BIOS
• SES status LED support for drives used in Integrated Striping volumes
6.2 Creating Mirrored Volumes
This section explains how to create Integrated Mirroring volumes, Integrated Mirroring +
Striping volumes, and Integrated Mirroring Enhanced volumes with the Intel SAS-3 BIOS
Configuration Utility (SAS3 BIOS CU).