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4.9.8
SCSI Firmware
4.10 RAID Management
4.10.1 MegaRAID BIOS Configuration Utility
The MegaRAID SCSI 320-1 firmware handles all RAID and SCSI
command processing and also supports the features listed in
Table 4.7
SCSI Firmware
Feature
Disconnect/
reconnect
Tagged command
queuing
Scatter/gather
Multi-threading
Stripe size
Rebuild
RAID management is provided by software utilities that manage and
configure the RAID system and MegaRAID SCSI 320-1, create and
manage multiple disk arrays, control and monitor multiple RAID servers,
provide error statistics logging, and provide online maintenance. They
include:
·
MegaRAID BIOS Configuration Utility
·
WebBIOS Configuration Utility
·
Power Console Plus
·
MegaRAID Manager
The BIOS Configuration Utility (<Ctrl><M>) is used to configure and
maintain RAID arrays, format hard drives, and manage the RAID system.
RAID Management
Copyright © 2002 by LSI Logic Corporation. All rights reserved.
Description
Optimizes SCSI bus seek
Multiple tags to improve random access
Multiple address/count pairs
Up to 255 simultaneous commands with elevator sorting
and concatenation of requests per SCSI channel
Variable for all logical drives: 2, 4, 8, 16, 32, 64, or
128 Kbytes
Multiple rebuilds and consistency checks, with user-
definable priority
Table
4.7.
4-9
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