Index

applications and RAID
Programming Hints
RAID Level and Stripe Depth

backup tapes
during failure recovery
Replacing a Disk Drive
making
Making Tape Backups
the importance of
RAID Failure Recovery
Replacing a Disk Drive
Formatting a RAID

channel
capacity
How Many RAID Units per SCSI Channel?
maximum number of devices
How Many RAID Units per SCSI Channel?
recommended number of devices
How Many RAID Units per SCSI Channel?

check disk drive
RAID Levels

configuration
at hardware installation
RAID Configuration Options
decisions
Formatting a RAID
RAID Configuration Options
RAID level
Formatting a RAID
RAID Level and Stripe Depth
RAID units per channel
How Many RAID Units per SCSI Channel?
sectors used
Formatting a RAID
Formatting a RAID
stripe depth
Formatting a RAID
RAID Stripe Depth

console messages
raid Error and Warning Messages
Getting Configuration and Status Information

controller
LEDs
Replacing a Disk Drive
RAID Controller LEDs
LED Error Conditions
Reset button
Restarting a Hung RAID
RAID Controller LEDs
reset procedure
Restarting a Hung RAID

cron command and IRIX
checking parity
Checking the Integrity of Parity
monitoring /var/adm/SYSLOG
Monitoring /var/adm/SYSLOG

data disk drive
RAID Levels

disk
defined
Documentation Conventions
RAID vs. non-RAID
RAID and IRIX
How Many RAID Units per SCSI Channel?

disk drive
defined
Documentation Conventions
drive number
RAID Disk Drive LEDs
LEDs
RAID Disk Drive LEDs
predictive failure analysis (PFA)
RAID Failure Prediction
replacing
Replacing a Disk Drive
size
RAID Failure Prediction

down RAID unit or disk drive, defined
Documentation Conventions

drive number
Replacing a Disk Drive
RAID Disk Drive LEDs

error messages
from raid command
raid Error and Warning Messages
in /var/adm/SYSLOG
Monitoring /var/adm/SYSLOG
raid Error and Warning Messages
LED error conditions
LED Error Conditions
on console
raid Error and Warning Messages

exclusive-OR parity
RAID Levels

failed disk drives
checking for
Checking for Failed Disk Drives
replacing
Replacing a Disk Drive

failed RAID unit or disk drive, defined
Documentation Conventions

filesystems on RAID
RAID and IRIX
Programming Hints
RAID and IRIX
Formatting a RAID

font conventions
Documentation Conventions

fx command and RAID
RAID and IRIX
Formatting a RAID

hardware requirements
Hardware and Software Requirements

hinv command and RAID
How Many RAID Units per SCSI Channel?
RAID and IRIX

hot plugging
Replacing a Disk Drive
RAID Failure Recovery

I/O performance guidelines
Programming Hints
How Many RAID Units per SCSI Channel?

install RAID software
Hardware and Software Requirements

IRIX and RAID
RAID and IRIX

LED error conditions
LED Error Conditions

LEDs in RAID unit
RAID Controller LEDs

levels of RAID
RAID Levels

MAKEDEV and RAID
Formatting a RAID

manual pages
For More Information

mkfs command and RAID
Formatting a RAID

multiple failures in a RAID unit
RAID Failure Recovery
Restoring Data from Tape after Two Failures

operational RAID unit, defined
Documentation Conventions

parity bits
checking integrity
Checking the Integrity of Parity
RAID 3
RAID Levels
RAID 5
RAID Levels

Patterson article
For More Information

performance of applications
RAID Level and Stripe Depth
Programming Hints

PFA (predictive failure analysis)
RAID Failure Prediction

power cycling
Restarting a Hung RAID

power switch
Replacing a Disk Drive
Restarting a Hung RAID

Product Support
Product Support

programming hints for RAID
Programming Hints

RAID
application performance
Programming Hints
automatic checking for failed disk drives
Checking for Failed Disk Drives
checking for failed disk drives
Checking for Failed Disk Drives
Messages from Check Down Operations
checking formatting
Formatting a RAID
checking parity integrity
Checking the Integrity of Parity
Messages from Integrity Check Operations
choosing RAID level
RAID Level and Stripe Depth
configuration at hardware installation
How Many RAID Units per SCSI Channel?
configuration decisions
RAID Configuration Options
configuration information
Getting Configuration and Status Information
controller LEDs
LED Error Conditions
RAID Controller LEDs
defined
RAID Levels
Documentation Conventions
device driver
Messages from the RAID Device Driver
RAID and IRIX
different from non-RAID disk
RAID and IRIX
disk drive LEDs
LED Error Conditions
RAID Disk Drive LEDs
disk layouts
RAID Levels
downloading firmware
Messages from Firmware Download Operations
Downloading New Firmware
factory defaults
Resetting a RAID to Factory Defaults
failure prediction (PFA)
RAID Failure Prediction
failure recovery
RAID Failure Recovery
Restoring Data from Tape after Two Failures
forcing down a disk drive
Messages from Force Down Operations
Replacing a Disk Drive
formatting
Formatting a RAID
Messages from Format Operations
hinv output
How Many RAID Units per SCSI Channel?
hot plugging a replacement drive
RAID Failure Recovery
hung, recovering
Restarting a Hung RAID
LEDs
RAID Controller LEDs
level 3
RAID Level and Stripe Depth
RAID Levels
level 5
RAID Levels
RAID Level and Stripe Depth
Patterson article
For More Information
performance
RAID Levels
RAID Configuration Options
Programming Hints
rebuilding after failure
Messages from Rebuild Operations
Replacing a Disk Drive
reformatting
Formatting a RAID
replacing a disk drive
Replacing a Disk Drive
resetting to factory defaults
Resetting a RAID to Factory Defaults
routine maintenance
Checking the Integrity of Parity
Monitoring /var/adm/SYSLOG
Making Tape Backups
same as non-RAID disk
RAID and IRIX
stripe depth
RAID Stripe Depth
RAID Level and Stripe Depth
stripe size
RAID Stripe Depth
stripe width
RAID Stripe Depth
two failed disk drives
Restoring Data from Tape after Two Failures
RAID Failure Recovery
typical applications
RAID Level and Stripe Depth

raid command
–c option
Checking for Failed Disk Drives
Messages from Check Down Operations
–d option
Messages from Force Down Operations
Replacing a Disk Drive
–f option
Messages from Force Down Operations
–i option
Messages from Integrity Check Operations
Checking the Integrity of Parity
–L option
Getting Configuration and Status Information
Checking the Integrity of Parity
Messages from Firmware Download Operations
Downloading New Firmware
Checking for Failed Disk Drives
–level option
Messages from Format Operations
Formatting a RAID
–m option
Checking for Failed Disk Drives
Messages from Check Down Operations
–p option
Getting Configuration and Status Information
Formatting a RAID
–r option
Messages from Rebuild Operations
Replacing a Disk Drive
–s option
Formatting a RAID
Formatting a RAID
–z option
Resetting a RAID to Factory Defaults
at system reboot
Checking for Failed Disk Drives
error messages
raid Error and Warning Messages

RAID controller
failed
Restoring Data from Tape after Two Failures
LEDs
RAID Controller LEDs
LED Error Conditions
resetting
Restarting a Hung RAID

RAID unit
controller LEDs
RAID Controller LEDs
defined
Documentation Conventions
disk drive LEDs
RAID Disk Drive LEDs
drawings
Replacing a Disk Drive
Replacing a Disk Drive
RAID Disk Drive LEDs
drive numbers
RAID Disk Drive LEDs
number per SCSI channel
How Many RAID Units per SCSI Channel?
power cycling
Restarting a Hung RAID
power switch
Restarting a Hung RAID
Replacing a Disk Drive

SCSI devices per channel
How Many RAID Units per SCSI Channel?

shell window messages
raid Error and Warning Messages

software requirements
Hardware and Software Requirements

stripe depth
and disk layout
RAID Levels
RAID Levels
RAID Stripe Depth
choosing
RAID Level and Stripe Depth
definition
RAID Stripe Depth
specifying
Formatting a RAID

stripe size
RAID Stripe Depth

stripe width
RAID Stripe Depth

syslogd and checking SYSLOG
Monitoring /var/adm/SYSLOG

system disk
RAID and IRIX

/var/adm/SYSLOG file
Getting Configuration and Status Information
raid Error and Warning Messages
RAID Failure Prediction
Monitoring /var/adm/SYSLOG

warning messages
raid Error and Warning Messages
RAID Failure Prediction

XOR parity
RAID Levels