Dell PowerVault MD3200i - Page 200

Dell PowerVault MD3200i

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200 Configuration: Device Mapper Multipath for Linux

book.book Page 200 Saturday, September 24, 2011 9:06 AM

Table of Contents

Default Chapter3
- Table of Contents3
1 Introduction19
- About this Document19
- Inside the Box of the Dell Powervault Md3200I Series Storage Array19
- Other Information You May Need20
2 Planning: about Your Storage Array23
- Overview23
- Hardware Features24
  - Front-Panel Features and Indicators24
  - Back Panel Features and Indicators27
- Hard-Drive Indicator Patterns28
- Power Supply and Cooling Fan Features29
- Power Indicator Codes and Features30
3 Planning: RAID Controller Modules31
- RAID Controller Modules31
- RAID Controller Module Connectors and Features32
- RAID Controller Module-Additional Features34
4 Planning: Md3200I Series Storage37
- Array Terms and Concepts37
- Disk Group Operations45
- RAID Background Operations Priority47
- Virtual Disk Migration and Disk Roaming48
  - Disk Migration48
  - Disk Roaming50
- Advanced Features50
- Multi-Path Software54
  - Preferred and Alternate Controllers and Paths55
  - Virtual Disk Ownership55
- Load Balancing56
- Monitoring Md3200I Series System Performance57
5 Configuration: Overview61
- User Interface61
  - Enterprise Management Window62
  - Array Management Window63
6 Configuration: about Your Storage Array65
- Out-Of-Band and In-Band Management65
- Storage Arrays66
- Configuring Alert Notifications76
  - Configuring E-Mail Alerts76
    - Configuring E-Mail Alerts77
    - To Ensure E-Mail Is Sent Successfully78
  - Configuring SNMP Alerts79
- Battery Settings80
  - Setting the Storage Array RAID Controller Module Clocks81
7 Configuration: Using Iscsi83
- Changing the Iscsi Target Authentication83
- Entering Mutual Authentication Permissions84
- Creating CHAP Secrets84
- Changing the Iscsi Target Identification86
- Changing the Iscsi Target Discovery Settings86
- Configuring the Iscsi Host Ports87
- Advanced Iscsi Host Ports Settings89
- Viewing or Ending an Iscsi Session90
- Viewing Iscsi Statistics and Setting Baseline Statistics91
- Edit, Remove, or Rename Host Topology92
8 Configuration: Event Monitor93
- Enabling or Disabling the Event Monitor93
  - Windows94
  - Linux94
9 Configuration: about Your Host95
- Configuring Host Access95
- Using the Mappings Tab96
  - Defining a Host96
  - Click Next97
- Removing Host Access98
- Managing Host Groups98
- I/O Data Path Protection102
- Managing Host Port Identifiers103
10 Configuration: Disk Groups and Virtual Disks105
- Creating Disk Groups and Virtual Disks105
- Choosing an Appropriate Physical Disk Type115
- Physical Disk Security with Self Encrypting Disk115
- Configuring Hot Spare Physical Disks123
- Enclosure Loss Protection126
- Host-To-Virtual Disk Mapping128
- Restricted Mappings136
  - Changing the RAID Controller Module Ownership of a Virtual Disk or a Disk Group137
- Changing the RAID Level of a Disk Group139
- Storage Partitioning140
- Disk Group and Virtual Disk Expansion141
- Disk Group Migration143
  - Export Disk Group143
  - Exporting a Disk Group143
- Import Disk Group144
  - Importing a Disk Group144
- Storage Array Media Scan145
  - Changing Media Scan Settings146
  - Suspending the Media Scan147
11 Configuration: Premium Feature-Snapshot Virtual Disks149
- Scheduling a Snapshot Virtual Disk150
- Creating a Snapshot Virtual Disk Using the Simple Path152
  - About the Simple Path153
  - Preparing Host Servers to Create the Snapshot Using the Simple Path153
- Creating a Snapshot Virtual Disk Using the Advanced Path156
- Specifying Snapshot Virtual Disk Names161
- Snapshot Repository Capacity162
- Disabling a Snapshot Virtual Disk165
  - Preparing Host Servers to Re-Create a Snapshot Virtual Disk166
- Re-Creating Snapshot Virtual Disks167
- Snapshot Rollback167
12 Configuration: Premium Feature-Virtual Disk Copy173
- Types of Virtual Disk Copies174
  - Offline Copy174
- Online Copy175
- Creating a Virtual Disk Copy for an MSCS Shared Disk176
- Virtual Disk Read/Write Permissions176
- Virtual Disk Copy Restrictions177
- Creating a Virtual Disk Copy178
- Preferred RAID Controller Module Ownership180
- Failed RAID Controller Module180
- Copy Manager180
- Copying the Virtual Disk180
- Storage Array Performance During Virtual Disk Copy182
- Setting Copy Priority182
- Stopping a Virtual Disk Copy183
- Recopying a Virtual Disk183
  - Preparing Host Servers to Recopy a Virtual Disk184
  - Re-Copying a Virtual Disk185
- Removing Copy Pairs186
13 Configuration: Premium Feature187
- High-Performance-Tier187
14 Configuration: Device Mapper189
- Multipath for Linux189
15 Management: Firmware Downloads201
- Downloading RAID Controller and NVSRAM Packages201
- Downloading both RAID Controller and NVSRAM Firmware202
- Downloading Only NVSRAM Firmware204
- Downloading Physical Disk Firmware206
- To Download Physical Disk Firmware207
- Downloading MD1200 Series Expansion Module EMM Firmware208
- Self-Monitoring Analysis and Reporting Technology (SMART)210
- Media Errors and Unreadable Sectors210
16 Management: Installing Array211
- Components211
17 Management: Firmware Inventory235
- Viewing the Firmware Inventory235
18 Management: System Interfaces237
- Microsoft Services237
  - Virtual Disk Service237
  - Volume Shadow-Copy Service237
19 Troubleshooting: Your Storage239
- Array Software239
- Collecting the Physical Disk Data244
- Event Log244
- Recovery Guru245
- Storage Array Profile246
- Viewing the Logical Associations247
- Viewing the Physical Associations248
- Finding Nodes248
- Using Go to250
- Recovering from an Unresponsive Storage Array Condition251
- Locating a Physical Disk253
- Locating an Expansion Enclosure255
- Capturing the State Information256
- Smrepassist Utility257
- Unidentified Devices258
- Recovering from an Unidentified Storage Array258
- Starting or Restarting the Host Context Agent Software260
20 Troubleshooting: Your Array263
- Safety First-For You and Your Array263
- Troubleshooting Storage Array Startup Failure263
- Troubleshooting Loss of Communication263
- Troubleshooting External Connections263
- Troubleshooting Power Supply/Cooling Fan Module264
- Troubleshooting Array Cooling Problems265
- Troubleshooting Expansion Enclosure Management Modules265
- Troubleshooting RAID Controller Modules267
- Troubleshooting Hard Drives268
- Troubleshooting Array and Expansion Enclosure Connections269
- Troubleshooting a Wet Storage Array269
- Troubleshooting a Damaged Array270
- Troubleshooting RAID Controller Modules271
21 Getting Help273
- Contacting Dell273
Index275

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