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IBM DS4800 User, Installation And Maintenance Guide

IBM DS4800
234 pages
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Contents
Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . iii
Figures . . . . . . . . . . . . . . . . . . . . . . . . . . . xiii
Tables . . . . . . . . . . . . . . . . . . . . . . . . . . . .xv
About this document . . . . . . . . . . . . . . . . . . . . . xvii
FAStT product renaming . . . . . . . . . . . . . . . . . . . . . xvii
Who should read this document . . . . . . . . . . . . . . . . . . xvii
How this document is organized . . . . . . . . . . . . . . . . . . xviii
Notices and statements used in this document . . . . . . . . . . . . . xviii
Chapter 1. Introduction . . . . . . . . . . . . . . . . . . . . . .1
Overview . . . . . . . . . . . . . . . . . . . . . . . . . . .1
Fibre channel defined . . . . . . . . . . . . . . . . . . . . . .2
SATA defined . . . . . . . . . . . . . . . . . . . . . . . . .2
Features at a glance . . . . . . . . . . . . . . . . . . . . . .2
Clustering support . . . . . . . . . . . . . . . . . . . . . . .3
Inventory checklist . . . . . . . . . . . . . . . . . . . . . . . .3
Product updates . . . . . . . . . . . . . . . . . . . . . . . . .5
Best practices guidelines . . . . . . . . . . . . . . . . . . . . . .6
Storage server components . . . . . . . . . . . . . . . . . . . . .7
Intermixing the EXP810 and EXP710 in the same drive channel . . . . . .10
Controllers . . . . . . . . . . . . . . . . . . . . . . . . .10
Controller cable connections . . . . . . . . . . . . . . . . . .11
Controller memory . . . . . . . . . . . . . . . . . . . . .14
Power supply-fans . . . . . . . . . . . . . . . . . . . . . .15
Interconnect-battery unit . . . . . . . . . . . . . . . . . . . .16
SFP Modules . . . . . . . . . . . . . . . . . . . . . . . .18
Specifications . . . . . . . . . . . . . . . . . . . . . . . . .19
Area requirements . . . . . . . . . . . . . . . . . . . . . .19
Dimensions . . . . . . . . . . . . . . . . . . . . . . . .19
Weight . . . . . . . . . . . . . . . . . . . . . . . . . .19
Shipping dimensions . . . . . . . . . . . . . . . . . . . . .20
Environmental requirements and specifications . . . . . . . . . . . .20
Temperature and humidity . . . . . . . . . . . . . . . . . . .20
Altitude . . . . . . . . . . . . . . . . . . . . . . . . . .21
Airflow and Heat Dissipation . . . . . . . . . . . . . . . . . .21
Acoustic Noise . . . . . . . . . . . . . . . . . . . . . . .22
Electrical requirements . . . . . . . . . . . . . . . . . . . . .23
Site wiring and power . . . . . . . . . . . . . . . . . . . .23
AC power recovery . . . . . . . . . . . . . . . . . . . . .23
Power cords and receptacles . . . . . . . . . . . . . . . . . .24
Chapter 2. Installing the storage subsystem . . . . . . . . . . . . .25
Installation overview . . . . . . . . . . . . . . . . . . . . . . .25
Handling static-sensitive devices . . . . . . . . . . . . . . . . . .27
Heat output, airflow, and cooling . . . . . . . . . . . . . . . . . .28
Preparing for installation . . . . . . . . . . . . . . . . . . . . .29
Preparing the site . . . . . . . . . . . . . . . . . . . . . . .31
Preparing the rack cabinet . . . . . . . . . . . . . . . . . . . .31
Installing the support rails . . . . . . . . . . . . . . . . . . . . .32
Installing the DS4800 . . . . . . . . . . . . . . . . . . . . . .36
© Copyright IBM Corp. 2006 ix

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IBM DS4800 Specifications

General IconGeneral
ModelIBM DS4800
Storage TypeDisk Array
Drive TypesSAS, SATA
Maximum Number of Drives112
Host Interfaces4 Gbps Fibre Channel
Data Transfer RateUp to 4 Gbps per port
Power SupplyDual redundant, hot-swappable
Storage Controller TypeDual-active
RAID Levels Supported0, 1, 3, 5, 10

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