Hardware Specifications And Features; Icp Raid Controller Hardware Features; Key Features; Hardware Architecture Features - ICP GDT8500RZ Installation And User Manual

Hardware Specifications and Features

This chapter covers all the hardware specifications associated with the ICP RAID
controller and its components.
supported by the RAID Software Suite. The accompanying Software Guide covers all
implemented software features.
3.1

ICP RAID Controller Hardware Features

This section provides a summary of the key features, configuration options and support
interface technology supported by the ICP RAID controller.
3.1.1

Key Features

•
Supports RAID levels 0, 1, 4, 5, and 10
•
Supports selected Ultra160 or Ultra320 SCSI controllers.
•
Online RAID level migration and capacity expansion without reboot
•
RAID array roaming
•
Instant availability and background initialization
•
Automatic rebuild with private (dedicated) or pooled (global) hot fix (spare) drives
•
Variable data strip size configurable per array
•
Non hard disk drive SCSI device support (tape, CD-ROM)
•
32MB of embedded ECC SDRAM
•
Read/write controller and disk drive caching
•
SAF-TE and SES intelligent enclosure support
•
Hot plug drive auto detection configurable for non-intelligent enclosures
•
Hot plug drive support
Table 3-1. Hardware Architecture Features
Hardware Installation and User's Guide
Section 3.5
Component
I/O Microprocessor
Cache Memory
Flash Memory
Hardware Specifications and Features
covers optional RAID features that are
Feature
The 80303 processor: 100MHz, RISC 64-bit core
The 80303 IOP supports up to 512 Mbytes of 64-bit 100
MHz ECC SDRAM operating at 66 MHz. It is backward
compatible to support 64, 128, and 256 Mbit SDRAM
technologies. Note: The GDT8500RZ is limited to 32MB
of embedded memory.
3.3v, 16Mbit (2 MB) flash memory chip is used to store
the RAID firmware
3
15