beautypg.com

Scsi termination, Scsi firmware, Raid management – Toshiba Magnia 560S User Manual

Page 57: Megaraid bios configuration utility

background image

Operating System Software Drivers

Features

39

SCSI Termination

RAID Controller Kit-G uses active termination on the SCSI bus conforming to
Alternative 2 of the SCSI-2 specifications. Termination enable/disable is automatic
through cable detection.

SCSI Firmware

The RAID Controller Kit-G firmware handles all RAID and SCSI command processing
and also supports the features described in Table 4.7.

Table 4.7 SCSI Firmware

Feature

Description

Disconnect/reconnect

Optimizes SCSI bus seek.

Tagged command
queuing

Multiple tags to improve random access

Scatter/gather

Multiple address/count pairs

Multi-threading

Up to 255 simultaneous commands with elevator sorting
and concatenation of requests per SCSI channel

Stripe size

Variable for all logical drives: 2 KB, 4 KB, 8 KB, 16 KB,
32 KB, 64 KB, or 128 KB.

Rebuild

Multiple rebuilds and consistency checks with user-
definable priority.

RAID Management

RAID management is provided by software utilities that manage and configure the
RAID system and RAID Controller Kit-G, create and manage multiple disk arrays,
control and monitor multiple RAID servers, provide error statistics logging, and
provide online maintenance. They include:

BIOS Configuration Utility

WebBIOS Configuration Utility

Power Console Plus

MegaRAID BIOS Configuration Utility

The BIOS Configuration Utility () is used to configure and maintain RAID
arrays, format hard drives, and manage the RAID system. It is independent of any
operating system. See the MegaRAID Configuration Software Guide for additional
information.

This manual is related to the following products: