Index

affinity. See LUN affinity and system drive.
System Drive Affinity and Programmable LUN Mapping

airflow
Thermal Control

alarm
and troubleshooting
Using the Alarm for Troubleshooting
at power-on
Solving Initial Startup Problems
muting
Using the Alarm for Troubleshooting
thermal
Thermal Alarm
with LED on power supply/cooling module
Power Supply/Cooling Module LEDs

automatic rebuild
Automatic Rebuild

availability, configuring for maximum
Configuring for Maximum Availability

bay numbering
rackmount enclosure
Rackmount Enclosure Bay Numbering
tower
Tower Enclosure Bay Numbering

breaker in rack
Powering On the Rack

cable
fibre channel
SGI Cables for the 2 Gb TP9100 Storage System
power
Connecting the Power Cords and Powering On the 2 Gb TP9100 Tower
to host
Connecting to a Host

caching
disabled
Write Cache Disabled (Write-through or Conservative Cache Mode)
enabled
Write Cache Enabled (Write-back Cache Mode) 
Controller Cache and Availability
write-back
Controller Cache and Availability
Write Cache Enabled (Write-back Cache Mode) 
write-through
Write Cache Disabled (Write-through or Conservative Cache Mode)

CAP
CAP Strategy for Selecting a RAID Level

capacity, availability, and performance. See CAP.
CAP Strategy for Selecting a RAID Level

capacity, configuring for maximum
Configuring for Maximum Capacity

Carrier module
Drive Carrier Module
dummy
Dummy Drive Carrier Modules
replacement procedure
Installing and Replacing Drive Carrier Modules

chassis grounding
Grounding Issues

Class A
Regulatory Information

COD
Configuration on Disk (COD)

components
enclosure
Enclosure Components
weight
Storage System Physical Specifications

configuration
Disk Topologies
RAID
Disk Topologies
selecting RAID level
CAP Strategy for Selecting a RAID Level

configuration on disk
Configuration on Disk (COD)

controller parameters, take effect after reboot
Disk Topologies

conventions
Conventions Used in This Guide

Cooling
overview
PSU/Cooling Module

current limit
Connecting to a Host

customer service
Product Support

data caching
Data Caching
See also caching.
Data Caching

deskside. See tower.
Storage System Tower

device driver
Solving Initial Startup Problems

Disk drive carrier module
Drive Carrier Module
replacement procedure
Installing and Replacing Drive Carrier Modules

disk drive module
adding
Adding a Drive Carrier Module
antitamper lock
disengaging
Adding a Drive Carrier Module
dual-ported
Disk Topologies
LEDs
and troubleshooting
Drive Carrier Module LEDs
at power-on
Solving Initial Startup Problems
replacing
Replacing a Drive Carrier Module
required
Enclosure Services Interface (ESI) and Disk Drive Control
specifications
Disk Drive Module Specifications
states
Drive State Reporting
total addressed by RAID controller
Storage System Enclosure

Disk topologies
RAID
RAID Disk Topologies

Disk topology, RAID
RAID Disk Topologies

documentation, other
Related Publications

door of rack, opening and closing
Opening and Closing the Rear Rack Door

drive carrier module
antitamper lock
disengaging
Replacing the Disk Drive Module

drive roaming
Drive Roaming
and hot spare
LUN Integrity and Drive Carrier Module Failure

drive state reporting
Drive State Reporting

Dummy disk drive carrier module
Dummy Drive Carrier Modules

enclosure
Storage System Enclosure
components
Enclosure Components
expansion
Storage System Enclosure
system ID
Solving Initial Startup Problems
height
Storage System Physical Specifications
power off procedure
Powering Off the 2 Gb TP9100 Tower or a Single Enclosure
RAID
Storage System Enclosure
in rack
Rack Structure
system ID
Solving Initial Startup Problems

environmental
device
Drive State Reporting
drive state
Drive State Reporting
requirements
Environmental Requirements

ESI
and ESI/ops panel LEDs
Enclosure Services Interface (ESI) and Disk Drive Control

ESI/ops panel module
and SES
Troubleshooting
LEDs
and SES
Enclosure Services Interface (ESI) and Disk Drive Control
and troubleshooting
ESI/Ops Panel LEDs and Switches

expansion enclosure. See enclosure, expansion.
Storage System Enclosure

fan
increased noise level
Thermal Control
slowing
Solving Initial Startup Problems
Using the Alarm for Troubleshooting
speeding up
Thermal Control

FRUs
disk carrier module
Installing and Replacing Drive Carrier Modules

ghost drive
Automatic Rebuild

grounding
Grounding Issues

grounding, checking
rack
Checking Grounding for the Rack

HBA, cabling to
Connecting to a Host

height
enclosure
Storage System Physical Specifications
rack
Storage System Physical Specifications

host
cabling to
Connecting to a Host
does not recognize storage system
Solving Initial Startup Problems

hot spare
RAID Fault Tolerance and Flexibility Features
Drive Roaming
Drive State Reporting
LUN Integrity and Drive Carrier Module Failure
and availability
Configuring for Maximum Availability
and drive roaming
LUN Integrity and Drive Carrier Module Failure

hot swap disk drive replacement
Installing and Replacing Drive Carrier Modules

hub
cabling to
Connecting to a Host
in rack
Power Distribution Units (PDUs)

humidity requirements
Environmental Requirements

ID
selector switch
and troubleshooting
Solving Initial Startup Problems
system
expansion enclosure
Solving Initial Startup Problems
RAID module
Solving Initial Startup Problems

I/O module
and loops
Disk Topologies

JBOD
RAID Levels
and availability
RAID Levels and Availability
and capacity
Configuring for Maximum Capacity
and performance
Configuring for Maximum Performance

JBOD controller module
LEDs
and troubleshooting
JBOD LRC I/O Module LEDs

LED
and troubleshooting
Using Storage System LEDs for Troubleshooting
checking at power-on
Solving Initial Startup Problems
disk drive module
and troubleshooting
Drive Carrier Module LEDs
ESI/ops panel module
and ESI
Enclosure Services Interface (ESI) and Disk Drive Control
and troubleshooting
ESI/Ops Panel LEDs and Switches
JBOD controller module
power supply/cooling module
RAID controller module

loop
configuration
Disk Topologies

LRC I/O module
RAID
RAID LRC I/O Modules
specifications
LRC I/O Module Specifications

LUN
affinity and system drive
System Drive Affinity and Programmable LUN Mapping
integrity and disk drive module failure
LUN Integrity and Drive Carrier Module Failure
mapping
System Drive Affinity and Programmable LUN Mapping

manuals, other
Related Publications

online drive state
Drive State Reporting

Ops panel
overview
Operators (Ops) Panel
switches and indicators
Operators (Ops) Panel

performance, configuring for maximum
Configuring for Maximum Performance

physical specifications
Storage System Physical Specifications

port
RAID controller module
to host
Connecting to a Host

power
checking
Checking AC Power and Storage System Status for the Tower
Checking AC Power and System Status for the Rack
cord
Connecting the Power Cords and Powering On the 2 Gb TP9100 Tower
requirements
Power Requirements
PDU
Power Requirements
rack
Power Requirements
voltage requirement
tower
Connecting the Power Cords and Powering On the 2 Gb TP9100 Tower

Power supplies. See PSU/cooling module.
PSU/Cooling Module

power supply/cooling module
LED
and troubleshooting
Power Supply/Cooling Module LEDs

powering
off
enclosure in rack
Powering Off the 2 Gb TP9100 Tower or a Single Enclosure
rack
Powering Off the 2 Gb TP9100 Rack
tower
Powering Off the 2 Gb TP9100 Tower or a Single Enclosure
on
alarm sounds
Solving Initial Startup Problems
checking system status
Checking AC Power and Storage System Status for the Tower
Checking AC Power and System Status for the Rack
problems
Solving Initial Startup Problems
rack
Connecting the Power Cords and Powering On the 2 Gb TP9100 Rack
tower
Connecting the Power Cords and Powering On the 2 Gb TP9100 Tower

programmable LUN mapping
System Drive Affinity and Programmable LUN Mapping

PSU/cooling module
overview
PSU/Cooling Module

rack
Storage System Rack
breaker
Powering On the Rack
cabling
Connecting the Power Cords and Powering On the 2 Gb TP9100 Rack
height
Storage System Physical Specifications
in U
Rack Structure
power requirements
Power Requirements
powering on
Connecting the Power Cords and Powering On the 2 Gb TP9100 Rack
rear door, opening and closing
Opening and Closing the Rear Rack Door

rackmount enclosure
bay numbering
Rackmount Enclosure Bay Numbering

RAID
disk topologies
RAID Disk Topologies
LRC I/O module
RAID LRC I/O Modules

RAID controller module
and loops
Disk Topologies
drives addressed
Storage System Enclosure
LEDs
and troubleshooting
RAID LRC I/O Module LEDs
write cache size
Controller Cache and Availability

RAID enclosure
Storage System Enclosure
in rack
Rack Structure

RAID level
RAID 0
RAID Levels
and availability
RAID Levels and Availability
and capacity
Configuring for Maximum Capacity
and disk failure
LUN Integrity and Drive Carrier Module Failure
and performance
Configuring for Maximum Performance
RAID 0+1
RAID Levels
and availability
RAID Levels and Availability
and capacity
Configuring for Maximum Capacity
and disk failure
LUN Integrity and Drive Carrier Module Failure
and performance
Configuring for Maximum Performance
RAID 1
RAID Levels
and availability
RAID Levels and Availability
and capacity
Configuring for Maximum Capacity
and disk failure
LUN Integrity and Drive Carrier Module Failure
and performance
Configuring for Maximum Performance
RAID 3
RAID Levels
and availability
RAID Levels and Availability
and capacity
Configuring for Maximum Capacity
and disk failure
LUN Integrity and Drive Carrier Module Failure
and performance
Configuring for Maximum Performance
RAID 5
RAID Levels
and availability
RAID Levels and Availability
and capacity
Configuring for Maximum Capacity
and disk failure
LUN Integrity and Drive Carrier Module Failure
and performance
Configuring for Maximum Performance
RAID 6. See RAID 0+1.
RAID Levels
RAID 7
RAID Levels
See also JBOD.
RAID Levels
strategy for selecting
CAP Strategy for Selecting a RAID Level
supported
RAID Levels

rebuild
automatic
Automatic Rebuild

regulatory information
Regulatory Information

SCS_DATA_OVERRUN error
Solving Initial Startup Problems

server does not recognize storage system
Solving Initial Startup Problems

service
Product Support

SES
Write Cache Disabled (Write-through or Conservative Cache Mode)
Write Cache Disabled (Write-through or Conservative Cache Mode)
and ESI/ops panel module
Troubleshooting

SGI Fibre Channel Hub
in rack
Power Distribution Units (PDUs)

SGI switch
cabling to
Connecting to a Host
in rack
Power Distribution Units (PDUs)

SGI, contacting
Product Support

Simplex RAID configuration
RAID Disk Topologies

slot numbering
tower
Tower Enclosure Bay Numbering

specifications
disk drive module
Disk Drive Module Specifications
LRC I/O module specifications
LRC I/O Module Specifications
storage system physical
Storage System Physical Specifications

starting storage system. See powering on.
Powering Off

stopping storage system. See powering off.
Powering Off

support
Product Support

switch
cabling to
Connecting to a Host
in rack
Power Distribution Units (PDUs)

system drive
System Drives
and data caching
System Drive Properties
and LUN affinity
System Drive Affinity and Programmable LUN Mapping
maximum
System Drive Properties
size
System Drive Properties

temperature
requirements
Environmental Requirements

test mode
Using Test Mode

thermal
alarm
Thermal Alarm
control
Thermal Control

Topology, RAID
RAID Disk Topologies

tower
Storage System Tower
adapting for rackmounting
Storage System Tower
bay numbering
Tower Enclosure Bay Numbering
cabling
Connecting the Power Cords and Powering On the 2 Gb TP9100 Tower
power off procedure
Powering Off the 2 Gb TP9100 Tower or a Single Enclosure
powering on
Connecting the Power Cords and Powering On the 2 Gb TP9100 Tower

TP9100
features
Overview of Storage System Features

unconfigured drive state (unconfigured location)
Drive State Reporting

voltage
Power Requirements
out of range
Solving Initial Startup Problems
requirement
rack
Connecting the Power Cords and Powering On the 2 Gb TP9100 Rack
tower
Connecting the Power Cords and Powering On the 2 Gb TP9100 Tower

write cache
disable
Write Cache Disabled (Write-through or Conservative Cache Mode)
enable
Controller Cache and Availability
Write Cache Enabled (Write-back Cache Mode) 
size, RAID controller
Controller Cache and Availability

write-back caching
Controller Cache and Availability
Write Cache Enabled (Write-back Cache Mode) 
and system drive
System Drive Properties

write-through caching
Write Cache Disabled (Write-through or Conservative Cache Mode)
and system drive
System Drive Properties