Dell POWERVAULT MD3600F - Page 308

Dell POWERVAULT MD3600F

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308 Troubleshooting: Your Array

book.book Page 308 Friday, September 23, 2011 2:46 PM

Table of Contents

Default Chapter3
- Table of Contents3
1 Introduction21
- About this Document21
- Inside the Box of the Dell Powervault Md3600F Series Storage Array22
  - Md3600F Series Storage Array22
  - Dell Powervault Modular Disk Storage Manager22
- Other Information You May Need23
2 Planning: about Your Storage Array25
- Overview25
- Hardware Features26
  - Front-Panel Features and Indicators26
  - Back Panel Features and Indicators29
- Hard-Drive Indicator Patterns30
- Power Supply and Cooling Fan Features31
- Power Indicator Codes and Features32
3 Planning: RAID Controller Modules33
- RAID Controller Modules33
4 Planning: Md3600F Series Storage41
- Array Terms and Concepts41
- Disk Group Operations50
- RAID Background Operations Priority52
- Virtual Disk Migration and Disk Roaming53
  - Disk Migration53
  - Disk Roaming55
- Advanced Features55
- Multi-Path Software59
  - Preferred and Alternate Controllers and Paths59
  - Virtual Disk Ownership60
- Load Balancing60
- Monitoring Md3600F Series System Performance61
5 Configuration: Overview65
- User Interface65
  - Enterprise Management Window66
  - Array Management Window67
6 Configuration: about Your Storage Array69
- Storage Arrays70
- Configuring Alert Notifications80
  - Configuring E-Mail Alerts81
  - Configuring SNMP Alerts83
- Battery Settings85
  - Setting the Storage Array RAID Controller Module Clocks86
7 Configuration: Event Monitor87
- Enabling or Disabling the Event Monitor88
  - Windows88
  - Linux88
8 Configuration: about Your Host89
- Configuring Host Access89
- Using the Mappings Tab90
  - Defining a Host90
- Removing Host Access92
- Managing Host Groups92
- I/O Data Path Protection96
- Managing Host Port Identifiers97
9 Configuration: Disk Groups and Virtual Disks101
- Creating Disk Groups and Virtual Disks101
  - Creating Disk Groups102
- Locating a Disk Group104
- Creating Virtual Disks104
- Changing the Virtual Disk Modification Priority106
- Changing the Virtual Disk Cache Settings107
- Changing the Segment Size of a Virtual Disk109
- Changing the I/O Type110
- Choosing an Appropriate Physical Disk Type111
- Physical Disk Security with Self Encrypting Disk112
- Configuring Hot Spare Physical Disks120
- Enclosure Loss Protection123
- Host-To-Virtual Disk Mapping125
10 Configuration: Premium Feature-Snapshot Virtual Disks145
- Scheduling a Snapshot Virtual Disk146
  - Common Reasons for Scheduling a Snapshot Virtual Disk146
  - Guidelines for Creating Snapshot Schedules147
- Enabling and Disabling Snapshot Schedules148
- Creating a Snapshot Virtual Disk Using the Simple Path148
  - About the Simple Path149
  - Preparing Host Servers to Create the Snapshot Using the Simple Path150
- Creating a Snapshot Virtual Disk Using the Advanced Path152
- Specifying Snapshot Virtual Disk Names157
- Snapshot Repository Capacity159
- Disabling a Snapshot Virtual Disk162
  - Preparing Host Servers to Re-Create a Snapshot Virtual Disk163
- Re-Creating Snapshot Virtual Disks164
- Snapshot Rollback164
11 Configuration: Premium Feature-Virtual Disk Copy169
- Types of Virtual Disk Copies170
  - Offline Copy170
  - Online Copy171
- Creating a Virtual Disk Copy for an MSCS Shared Disk172
- Virtual Disk Read/Write Permissions172
- Virtual Disk Copy Restrictions173
- Creating a Virtual Disk Copy174
- Preferred RAID Controller Module Ownership176
- Failed RAID Controller Module176
- Copy Manager176
- Copying the Virtual Disk177
- Storage Array Performance During Virtual Disk Copy178
- Setting Copy Priority178
- Stopping a Virtual Disk Copy179
- Recopying a Virtual Disk179
  - Preparing Host Servers to Recopy a Virtual Disk180
    - Re-Copying a Virtual Disk181
  - Removing Copy Pairs182
12 Configuration: Premium Feature-Upgrading to High-Performance Tier183
13 Configuration: Premium Feature183
- Remote Replication185
  - Configuration: Premium Feature Remote Replication185
  - Switchable Host Access Configuration Required with Remote Replication185
  - Activating Remote Replication186
  - Replication Repository Virtual Disks186
  - Primary and Secondary Virtual Disk Pairs187
  - RAID Levels for Replication Repository Virtual Disks187
  - Storage Partitioning with Remote Replication188
  - Using Remote Replication with Other Features188
  - Snapshot Virtual Disk with Remote Replication189
  - Virtual Disk Copy with Remote Replication189
  - Virtual Disk Expansion with Remote Replication189
  - Required Switch Zoning Configurations190
  - Switch Cascading190
  - Zoning Guidelines for Remote Replication190
  - Journaling File Systems and Remote Replication191
  - Setting up and Managing Remote Replication191
- Activating the Remote Replication Premium Feature and Creating Replication Virtual Disks192
- Activating and Creating Replication Repository Virtual Disks from the Storage Array192
- Activating and Creating Replication Repository Virtual Disks from an Existing Disk Group193
- Creating a Remote Replication194
- Selecting the Secondary Virtual Disk195
- Setting the Write Mode195
- Setting Synchronization Priority and Synchronization Method196
- Completing the Remote Replication197
- RAID Controller Module Ownership/Preferred Path198
- Viewing Information about a Remote Replication or Replication Repository Virtual Disk198
- Viewing the Properties Pane200
- Viewing Logical Elements of the Secondary Virtual Disk200
- Viewing the Physical Components or Logical Elements of the Primary Virtual Disk201
- Virtual Disk Status Icons202
- Changing Write Mode and Consistency Group Membership202
- Resynchronizing Virtual Disks204
- Normally Synchronized Virtual Disks204
- Changing Synchronization Priority and Method205
- Unsynchronized Virtual Disks207
- Automatically Resynchronizing Virtual Disks208
- Manually Resynchronizing Virtual Disks208
  - Reversing Roles between the Primary and Secondary Virtual Disks209
  - Promoting the Secondary Virtual Disk or Demoting the Primary Virtual Disk210
  - Suspending a Remote Replication210
  - Resuming a Remote Replication211
  - About Resumed Remote Replications211
  - Testing Communication between the Primary and Secondary Virtual Disks212
  - Deleting a Virtual Disk from a Replicated Pair in a Storage Array213
  - Deleting a Primary Virtual Disk213
  - Deleting a Secondary Virtual Disk214
  - Deleting a Primary Virtual Disk in a Replicated Pair from a Storage Array214
  - Deleting a Secondary Virtual Disk in a Replicated Pair from a Storage Array215
  - Removing a Remote Replication from a Storage Array215
  - Deactivating the Remote Replication on the Storage Array216
  - Disabling the Remote Replication Premium Feature217
14 Configuration: Device Mapper219
- Multipath for Linux219
15 Management: Firmware Downloads229
- Downloading RAID Controller and NVSRAM Packages229
- Downloading both RAID Controller and NVSRAM Firmware230
- Downloading Only NVSRAM Firmware232
- Downloading Physical Disk Firmware235
- Downloading MD1200 Series Expansion Module EMM Firmware237
- Self-Monitoring Analysis and Reporting Technology (SMART)238
- Media Errors and Unreadable Sectors239
16 Management: Installing Array241
- Components241
- RAID Controller Module249
- RAID Controller Module Backup Battery Unit255
  - Removing the RAID Controller Module Backup Battery Unit255
  - Installing the RAID Controller Module Backup Battery Unit256
- Power Supply/Cooling Fan Module257
  - Removing a Power Supply/Cooling Fan Module257
  - Installing a Power Supply/Cooling Fan Module258
- Control Panel259
  - Removing the Control Panel259
  - Installing the Control Panel261
- Backplane262
  - Removing the Backplane262
  - Installing the Backplane265
17 Management: Firmware Inventory267
- Viewing the Firmware Inventory267
18 Management: System Interfaces269
- Microsoft Services269
  - Virtual Disk Service269
  - Volume Shadow-Copy Service269
19 Troubleshooting: Your Storage271
- Array Software271
- Capturing the State Information288
- Smrepassist Utility289
- Unidentified Devices290
- Recovering from an Unidentified Storage Array290
- Starting or Restarting the Host Context Agent Software293
20 Troubleshooting: Your Array295
- Safety First-For You and Your Array295
- Troubleshooting Storage Array Startup Failure295
- Troubleshooting Loss of Communication295
- Troubleshooting an SFP Transceiver295
- Troubleshooting External Connections298
- Troubleshooting Power Supply/Cooling Fan Module298
- Troubleshooting Array Cooling Problems299
- Troubleshooting Expansion Enclosure Management Modules300
- Troubleshooting RAID Controller Modules301
- Troubleshooting Hard Drives302
- Troubleshooting Array and Expansion Enclosure Connections303
- Troubleshooting a Wet Storage Array304
- Troubleshooting a Damaged Array305
- Troubleshooting RAID Controller Modules306
  - Conditions306
21 Getting Help309
- Contacting Dell309
Index311