Promise Technology Pegasus32 R6 - Page 220

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Promise Technology

Pegasus32 R4/R6/R8

tecHnoLogy background

This chapter covers the following topics:

• “Disk Arrays”

• “Logical Drives”

• “Formatting Logical Drives”

• “Spare Drives”

• “RAID Controllers”

Main Page

Table of Contents11
• "Step 6: Format with Pegasus Utility52
• "Safely Remove Pegasus32 on Windows52
S Hutdown the P Egasus52
Indows52
F Ormat P Egasus 32 on W64
Unlocking the UI in Mac80
Displaying Multiple Pegasus Units81
Perusing the Promise Utility Interface82
Toolbar Icons83
Customizing the Toolbar83
Device Menus84
Component List85
Physical Drive Menu86
Front View87
Back View88
Managing Subsystems89
Iewing S Ubsystem I Nformation90
Aking S Ubsystem S Ettings91
Clearing Statistics92
Estoring F Actory D Efault S Ettings93
Aving a S Ervice R Eport94
Updating Firmware95
Managing the RAID Controller96
Controller Information97
Controller Statistics99
Aking C Ontroller S Ettings100
Aking B Uzzer S Ettings102
Managing Enclosures103
List of Disk Arrays139
Iewing D Isk a Rray I Nformation140
C Reating a D Isk a Rray M141
C Reating a D Isk a Rray and L143
C Hoosing a Utomatic C144
C Hoosing E Xpress C145
C Hoosing a Dvanced C147
Aking D Isk a Rray S Ettings151
Deleting a Disk Array152
Locating a Disk Array153
P Reparing a D Isk a Rray for R Ebuilding a D Isk a Rray154
P Ausing and R Esuming a R157
Stopping a Rebuild158
Managing Logical Drives159
L Ogical D Rive I161
Iewing L Ogical D Rive S Tatistics162
Aking L Ogical D Rive S Ettings163
L Ogical D Rive C164
C Reating a L Ogical D Rive M165
F Ormatting y Our L Ogical D167
Locating a Logical Drive167
Deleting a Logical Drive168
Initializing a Logical Drive169
P Ausing and R Esuming an S Topping an I Nitialization170
R Edundancy C Heck on a L172
P Ausing and R Esuming a R173
S Topping a R Edundancy C174
Migrating a Logical Drive175
R Unning Pdm on a L Ogical178
P Ausing and R Esuming179
Managing Spare Drives181
Iewing a L ist of S Pare D Rives182
Iewing S Pare D Rive I Nformation183
Creating a Spare Drive Manually184
Running Spare Check187
Deleting a Spare Drive188
Running a Transition on a Spare Drive188
Running a Transition189
Pausing and Resuming a Transition190
Stopping, Pausing or Resuming a Transition191
Setting up Email Notifications192
Responding to an Audible Alarm196
Checking Leds197
Subsystem Leds197
Drive Carrier Leds198
Event Severity Descriptions200
Physical Drive Problems203
Diagnosis Using the Pegasus Utility203
Locating a Physical Drive204
Replacing a Physical Drive205
Physical Drive Warning Message208
Disk Array and Logical Drive Problems209
Disk Array Degraded / Logical Drive Critical209
Disk Array Offline / Logical Drive Offline210
Rebuilding a Disk Array211
Incomplete Array212
Unreadable Disk Warning213
Subsystem Problems214
Diagnosing a Subsystem Problem214
Disk Arrays221
Media Patrol221
Technology Background223
Logical Drives223
RAID Levels223
RAID 0 - Stripe223
RAID 1 - Mirror225
RAID 1E - Enhanced Mirror226
RAID 5 - Block and Parity Stripe227
RAID 6 - Block and Double Parity Stripe228
RAID 10 - Mirror + Stripe229
RAID 50 - Striping of Distributed Parity230
RAID 60 - Double Parity + Stripe232
RAID Level Migration233
Migration Requirements233
Source and Target RAID Levels233
Stripe Size238
Sector Size239
Formatting Logical Drives240
Egasus U Tility with D Efault S Ettings240
Disk Utility242
Spare Drives243
Equirements244
Running a Transition244
RAID Controllers248
Ead C Ache P Olicy248
Write Cache Policy248
Apacity C Oercion249
C Ontacting T Echnical S250
L Imitations250
Rma M Ethods250
L Imited W Arranty254
D Isclaimer of Other Warranties255
Y Our R Esponsibilities256
Eturning the P Roduct F256
File System Conversion259
Formatting Hard Drives259
For Windows259
For Mac259
F Ormat Drives for M Ac Jhfs264

Promise Technology Pegasus32 R6 - Page 220

Table of Contents

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