Hardware Architecture Features

The hardware architecture features include:

 

Specification

Feature

 

 

Processor

Intel i960RM 100

 

 

SCSI Controller

Q Logic ISP10160A

 

 

Size of Flash ROM

1 MB

 

 

Amount of NVRAM

32 KB

 

 

Hardware XOR assistance

Yes

 

 

Direct I/O

Yes

 

 

Removable cache memory module

Yes

 

 

SCSI bus termination

Active, single-ended or LVD

 

 

Double-sided DIMMs

Yes

 

 

Auxiliary TermPWR source

No

 

 

Direct I/O bandwidth

132 MB/s

 

 

 

 

 

Array Performance Features

The array performance features include:

 

Specification

Feature

 

 

Host data transfer rate

132 MB/s

 

 

Drive data transfer rate

160 MB/s

 

 

Maximum Scatter/Gathers

26 elements

 

 

Maximum size of I/O requests

6.4 MB in 64 KB stripes

 

 

Maximum Queue Tags per drive

211

 

 

Stripe Sizes

2 KB, 4 KB, 8 KB, 16 KB, 32 KB, 64

 

 

 

KB, or 128 KB

 

 

Maximum number of concurrent

255

 

 

commands

 

 

 

 

 

 

Chapter 4 Features

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