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Chapter 4 Features
31
Components,
Continued
SCSI Termination
MegaRAID 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 firmware handles all RAID and SCSI command processing and also supports:
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
The RAID utilities manage and configure the RAID system and MegaRAID, create and
manage multiple disk arrays, control and monitor multiple RAID servers, provide error statistics
logging and online maintenance:
• MegaRAID Configuration Utility
• WebBIOS Configuration Utility
• Power Console
• MegaRAID Manager
MegaRAID Configuration Utility
It configures and maintains RAID arrays, formats disk drives, and manages the
RAID system. It is independent of any operating system.
WebBIOS Configuration Utility
It allows you to configure and manage a RAID system on a remote server over the
Internet.
Power Console Plus
It configures, monitors, and manages RAID servers from any Windows NT network node or
remote server.
MegaRAID Manager
A character-based utility for DOS, Linux, Solaris, SCO Unix, SCO UnixWare, OS/2, and
Novell NetWare.
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