Promise Technology SuperTrack EX8658 Manuale Utente Pagina 255
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Chapter 7: Technology Background
241
RAID 1E
Recommended Applications for RAID 1E
• Imaging applications
• Database servers
• General fileserver
RAID 5
Recommended applications for RAID 5:
• File and Application servers
• WWW, E-mail, and News servers
• Intranet servers
Advantages Disadvantages
Implemented as a mirrored logical
drive whose segments are RAID 0
logical drives
High I/O rates are achieved thanks to
multiple stripe segments
Can use an odd number of physical
drives
Very high physical drive overhead –
uses only 50% of total capacity
Advantages Disadvantages
High Read data transaction rate
Medium Write data transaction rate
Good aggregate transfer rate
Most versatile RAID level
Physical drive failure has a medium
impact on throughput
- EX4650, EX8650 1
- EX8654, EX8658 1
- Copyright 2
- Trademarks 2
- Recommendations 2
- Contents 11
- Chapter 1: Introduction 15
- Product Overview 16
- Operating System Support 17
- Browser Support 18
- Key Features and Benefits 18
- Specifications 20
- Chapter 2: Installation 21
- Installing the SuperTrak Card 23
- Scenario 5: SAS Expanders 30
- Choosing the Physical Drives 31
- Installing the CLI 37
- Installing onto Linux 43
- Installing WebPAM PRO 52
- Internet Browser 53
- Setting up WebPAM PRO 74
- Chapter 3: Installing Drivers 77
- Driver Installation Media 78
- Linux and FreeBSD 79
- Windows Server 2008 80
- Existing System 81
- Windows Vista 82
- Windows Server 2003 84
- Windows XP 86
- New OS Installation 88
- Fedora Core 6 89
- Fedora Core 7, 8 90
- SLES 10, 10 SP1, 10 SP2 92
- Miracle Linux 4 93
- FreeBSD 6.1, 6.2, 6.3, 7.0 94
- SuperTrak BIOS 99
- Accessing the Main Menu 102
- Selecting a Controller 103
- Managing Physical Drives 104
- Managing Disk Arrays 106
- Creating a Disk Array 107
- Deleting a Disk Array 108
- Changing Disk Array Settings 108
- Rebuilding a Disk Array 108
- Managing Logical Drives 109
- Creating a Logical Drive 110
- Initializing a Logical Drive 111
- Deleting a Logical Drive 112
- Managing Spare Drives 113
- Changing Spare Drive Settings 114
- Deleting a Spare Drive 115
- Viewing Background Activity 116
- Managing the Event Log 117
- Clearing the Event Logs 118
- Working with Time Sync 119
- Using the Miscellaneous Menu 120
- Logging into WebPAM PRO 123
- Logging in over the Network 124
- Login Screen 125
- Accessing the Interface 126
- Using the Header 127
- Using Tree View 127
- Using Management View 128
- Choosing a Display Language 129
- Viewing the Event Frame 129
- Saving the Event Frame 130
- Deleting the Event Frame 130
- Viewing the Storage Network 130
- Logging out of WebPAM PRO 131
- Managing Users 132
- Making Your Own User Settings 133
- Changing a User’s Password 133
- Changing Your Own Password 133
- Creating a User 134
- Deleting a User 134
- 6. Click the Submit button 135
- Adding a Subsystem or Host 136
- In-Band versus Out-of-Band 137
- Deleting a Subsystem or Host 137
- Setting User Privilege 138
- Managing Software Services 140
- Restarting the Tomcat Server 141
- Setting up Email Service 141
- Setting up Extended SMTP 142
- Sending A Test Email Message 142
- Changing CIM Client Settings 143
- Changing CIM Server Settings 143
- Managing the Host 144
- Managing the Subsystem 145
- Clearing Statistical Data 146
- Updating the Firmware 146
- Checking Subsystem Health 147
- Viewing the Runtime Event Log 148
- Saving the Runtime Event Log 148
- Viewing the NVRAM Event Log 149
- Saving the NVRAM Event Log 150
- Clearing the NVRAM Event Log 150
- Running Background Activities 152
- Running Media Patrol 152
- Running PDM 152
- Viewing Scheduled Activities 153
- Scheduling an Activity 153
- Deleting a Scheduled Activity 155
- Viewing System Configuration 155
- Managing the Controller 156
- Viewing Controller Statistics 158
- Making Controller Settings 158
- Clearing an Orphan Watermark 159
- Viewing Battery Information 159
- Silencing the Buzzer 160
- Making Buzzer Settings 160
- Testing the Buzzer 160
- Viewing Buzzer Information 161
- Managing Enclosures 162
- Promise Enclosures 164
- Adjustable Items 165
- Viewing the SMART Log 167
- Making SMART Log Settings 169
- Making Disk Array Settings 178
- Migrating a Disk Array 181
- Running PDM on a Disk Array 183
- Transitioning a Disk Array 184
- Locating a Logical Drive 187
- Logical Drive Status 188
- Logical Drive Synchronization 188
- Running Redundancy Check 190
- Creating a Spare Drive 193
- Deleting Spare Drive 194
- Making Spare Drive Settings 194
- Running Spare Check 195
- Opening the CLI on Windows 199
- To open the CLI: 200
- 1. Open a terminal window 200
- Table of Supported Commands 201
- Notes and Conventions 203
- List of Supported Commands 204
- Examples 208
- Options 226
- Introduction to RAID 241
- RAID 0 – Stripe 242
- RAID 1 – Mirror 243
- RAID 1E – Enhanced Mirror 244
- RAID 10 – Mirror / Stripe 247
- RAID 50 Axles 249
- RAID 60 Axles 252
- Choosing a RAID Level 254
- Choosing Stripe Block Size 258
- Choosing Sector Size 258
- Choosing Cache Policy 259
- Capacity Coercion 260
- Initialization 261
- Hot Spare Drive 262
- RAID Level Migration 262
- Delete and Recreate 268
- Media Patrol 269
- Transition 270
- Automatic Transition 272
- Manual Transition 272
- Chapter 8: Troubleshooting 275
- Global LED Display 276
- Direct LED Display 276
- Opening WebPAM PRO 279
- What to Look For 279
- Salvaging Physical Drives 283
- Rebuilding with WebPAM PRO 284
- Rebuilding with SuperBuild 285
- Cache Battery Does Not Charge 286
- Chapter 9: Support 287
- Drive Issues 288
- Post-Installation 290
- Contacting Technical Support 291
- Attn: Technical Support 293
- Limited Warranty 294
- Your Responsibilities 295
- (below) 302
- Appendix B: Upgrades 303
- Updating WebPAM PRO 304
- Installing the BBU 306
- Schematic Diagrams 309
- LED activity = Low 310
- Aggregate LED Display 311
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